From e2aeda61edd123997c77c81483b81d0e99bd18f3 Mon Sep 17 00:00:00 2001 From: Simon Jouet Date: Sun, 8 Oct 2017 17:38:10 +0100 Subject: [PATCH] HAL for Espressif ESP32 Wifi --- Marlin/Configuration_adv.h | 9 + Marlin/src/HAL/Delay.h | 41 ++-- Marlin/src/HAL/HAL_ESP32/HAL.cpp | 155 ++++++++++++++ Marlin/src/HAL/HAL_ESP32/HAL.h | 126 +++++++++++ Marlin/src/HAL/HAL_ESP32/HAL_spi_ESP32.cpp | 109 ++++++++++ Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.cpp | 202 ++++++++++++++++++ Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h | 114 ++++++++++ Marlin/src/HAL/HAL_ESP32/SanityCheck.h | 25 +++ Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h | 77 +++++++ Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h | 72 +++++++ Marlin/src/HAL/HAL_ESP32/ota.cpp | 81 +++++++ Marlin/src/HAL/HAL_ESP32/ota.h | 26 +++ Marlin/src/HAL/HAL_ESP32/servotimers.h | 21 ++ Marlin/src/HAL/HAL_ESP32/spi_pins.h | 28 +++ Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.cpp | 41 ++++ Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h | 32 +++ Marlin/src/HAL/platforms.h | 2 + Marlin/src/Marlin.cpp | 4 +- Marlin/src/config/default/Configuration_adv.h | 9 + Marlin/src/core/boards.h | 4 + Marlin/src/pins/pins.h | 7 + Marlin/src/pins/pins_ESP32.h | 72 +++++++ platformio.ini | 16 ++ 23 files changed, 1257 insertions(+), 16 deletions(-) create mode 100644 Marlin/src/HAL/HAL_ESP32/HAL.cpp create mode 100644 Marlin/src/HAL/HAL_ESP32/HAL.h create mode 100644 Marlin/src/HAL/HAL_ESP32/HAL_spi_ESP32.cpp create mode 100644 Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.cpp create mode 100644 Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h create mode 100644 Marlin/src/HAL/HAL_ESP32/SanityCheck.h create mode 100644 Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h create mode 100644 Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h create mode 100644 Marlin/src/HAL/HAL_ESP32/ota.cpp create mode 100644 Marlin/src/HAL/HAL_ESP32/ota.h create mode 100644 Marlin/src/HAL/HAL_ESP32/servotimers.h create mode 100644 Marlin/src/HAL/HAL_ESP32/spi_pins.h create mode 100644 Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.cpp create mode 100644 Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h create mode 100644 Marlin/src/pins/pins_ESP32.h diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h index 26d238ad6..b71b8f814 100644 --- a/Marlin/Configuration_adv.h +++ b/Marlin/Configuration_adv.h @@ -1700,4 +1700,13 @@ // Default behaviour is limited to Z axis only. #endif +/** + * WiFi Support (Espressif ESP32 WiFi) + */ +//#define WIFISUPPORT +#if ENABLED(WIFISUPPORT) + #define WIFI_SSID "Wifi SSID" + #define WIFI_PWD "Wifi Password" +#endif + #endif // CONFIGURATION_ADV_H diff --git a/Marlin/src/HAL/Delay.h b/Marlin/src/HAL/Delay.h index e1e8fab7c..972f1e2c1 100644 --- a/Marlin/src/HAL/Delay.h +++ b/Marlin/src/HAL/Delay.h @@ -21,14 +21,12 @@ */ /** - - Busy wait delay Cycles routines: - - DELAY_CYCLES(count): Delay execution in cycles - DELAY_NS(count): Delay execution in nanoseconds - DELAY_US(count): Delay execution in microseconds - - */ + * Busy wait delay cycles routines: + * + * DELAY_CYCLES(count): Delay execution in cycles + * DELAY_NS(count): Delay execution in nanoseconds + * DELAY_US(count): Delay execution in microseconds + */ #ifndef MARLIN_DELAY_H #define MARLIN_DELAY_H @@ -37,7 +35,7 @@ #if defined(__arm__) || defined(__thumb__) - /* https://blueprints.launchpad.net/gcc-arm-embedded/+spec/delay-cycles */ + // https://blueprints.launchpad.net/gcc-arm-embedded/+spec/delay-cycles #define nop() __asm__ __volatile__("nop;\n\t":::) @@ -60,7 +58,7 @@ ); } - /* ---------------- Delay in cycles */ + // Delay in cycles FORCE_INLINE static void DELAY_CYCLES(uint32_t x) { if (__builtin_constant_p(x)) { @@ -98,7 +96,7 @@ ); } - /* ---------------- Delay in cycles */ + // Delay in cycles FORCE_INLINE static void DELAY_CYCLES(uint16_t x) { if (__builtin_constant_p(x)) { @@ -121,15 +119,30 @@ } #undef nop +#elif defined(ESP32) + + FORCE_INLINE static void DELAY_CYCLES(uint32_t x) { + unsigned long ccount, stop; + + __asm__ __volatile__ ( "rsr %0, ccount" : "=a" (ccount) ); + + stop = ccount + x; // This can overflow + + while (ccount < stop) { // This doesn't deal with overflows + __asm__ __volatile__ ( "rsr %0, ccount" : "=a" (ccount) ); + } + } + #else + #error "Unsupported MCU architecture" + #endif -/* ---------------- Delay in nanoseconds */ +// Delay in nanoseconds #define DELAY_NS(x) DELAY_CYCLES( (x) * (F_CPU/1000000L) / 1000L ) -/* ---------------- Delay in microseconds */ +// Delay in microseconds #define DELAY_US(x) DELAY_CYCLES( (x) * (F_CPU/1000000L) ) #endif // MARLIN_DELAY_H - diff --git a/Marlin/src/HAL/HAL_ESP32/HAL.cpp b/Marlin/src/HAL/HAL_ESP32/HAL.cpp new file mode 100644 index 000000000..f928d635f --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/HAL.cpp @@ -0,0 +1,155 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifdef ARDUINO_ARCH_ESP32 + +// -------------------------------------------------------------------------- +// Includes +// -------------------------------------------------------------------------- + +#include "HAL.h" +#include +#include +#include + +#include "../../inc/MarlinConfigPre.h" + +#if ENABLED(WIFISUPPORT) + #include "ota.h" +#endif + +// -------------------------------------------------------------------------- +// Externals +// -------------------------------------------------------------------------- + +portMUX_TYPE spinlock = portMUX_INITIALIZER_UNLOCKED; + +// -------------------------------------------------------------------------- +// Local defines +// -------------------------------------------------------------------------- + +#define V_REF 1100 + +// -------------------------------------------------------------------------- +// Types +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Variables +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Public Variables +// -------------------------------------------------------------------------- + +uint16_t HAL_adc_result; + +// -------------------------------------------------------------------------- +// Private Variables +// -------------------------------------------------------------------------- + +esp_adc_cal_characteristics_t characteristics; + +// -------------------------------------------------------------------------- +// Function prototypes +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Private functions +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Public functions +// -------------------------------------------------------------------------- + +void HAL_init(void) { + #if ENABLED(WIFISUPPORT) + OTA_init(); + #endif +} + +void HAL_idletask(void) { + #if ENABLED(WIFISUPPORT) + OTA_handle(); + #endif +} + +void HAL_clear_reset_source(void) { } + +uint8_t HAL_get_reset_source (void) { + return rtc_get_reset_reason(1); +} + +void _delay_ms(int delay_ms) { + delay(delay_ms); +} + +// return free memory between end of heap (or end bss) and whatever is current +int freeMemory() { + return ESP.getFreeHeap(); +} + +// -------------------------------------------------------------------------- +// ADC +// -------------------------------------------------------------------------- +#define ADC1_CHANNEL(pin) ADC1_GPIO##pin_CHANNEL + +adc1_channel_t get_channel(int pin) { + switch (pin) { + case 36: return ADC1_GPIO36_CHANNEL; + case 39: return ADC1_GPIO39_CHANNEL; + } + + return ADC1_CHANNEL_MAX; +} + +void HAL_adc_init() { + // Configure ADC + adc1_config_width(ADC_WIDTH_12Bit); + adc1_config_channel_atten(get_channel(36), ADC_ATTEN_11db); + adc1_config_channel_atten(get_channel(39), ADC_ATTEN_11db); + + // Calculate ADC characteristics i.e. gain and offset factors + esp_adc_cal_characterize(ADC_UNIT_1, ADC_ATTEN_DB_11, ADC_WIDTH_BIT_12, V_REF, &characteristics); +} + +void HAL_adc_start_conversion (uint8_t adc_pin) { + uint32_t mv; + esp_adc_cal_get_voltage((adc_channel_t)get_channel(adc_pin), &characteristics, &mv); + + HAL_adc_result = mv*1023.0/3300.0; +} + +int pin_to_channel[40] = {}; +int cnt_channel = 1; +void analogWrite(int pin, int value) { + if (pin_to_channel[pin] == 0) { + ledcAttachPin(pin, cnt_channel); + ledcSetup(cnt_channel, 490, 8); + ledcWrite(cnt_channel, value); + + pin_to_channel[pin] = cnt_channel++; + } + + ledcWrite(pin_to_channel[pin], value); +} +#endif // ARDUINO_ARCH_ESP32 diff --git a/Marlin/src/HAL/HAL_ESP32/HAL.h b/Marlin/src/HAL/HAL_ESP32/HAL.h new file mode 100644 index 000000000..c3a3f0095 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/HAL.h @@ -0,0 +1,126 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/** + * Description: HAL for Espressif ESP32 WiFi + */ + +#ifndef _HAL_ESP32_H +#define _HAL_ESP32_H + +#define CPU_32_BIT + +// -------------------------------------------------------------------------- +// Includes +// -------------------------------------------------------------------------- + +#include + +#undef DISABLED +#undef _BV + +#include + +#undef DISABLED +#define DISABLED(b) (!_CAT(SWITCH_ENABLED_, b)) + +#include "../math_32bit.h" +#include "../HAL_SPI.h" + +#include "fastio_ESP32.h" +#include "watchdog_ESP32.h" + +#include "HAL_timers_ESP32.h" + +// -------------------------------------------------------------------------- +// Defines +// -------------------------------------------------------------------------- + +extern portMUX_TYPE spinlock; + +#define NUM_SERIAL 1 +#define MYSERIAL0 Serial + +#define CRITICAL_SECTION_START portENTER_CRITICAL(&spinlock) +#define CRITICAL_SECTION_END portEXIT_CRITICAL(&spinlock) +#define ISRS_ENABLED() (spinlock.owner == portMUX_FREE_VAL) +#define ENABLE_ISRS() if (spinlock.owner != portMUX_FREE_VAL) portEXIT_CRITICAL(&spinlock) +#define DISABLE_ISRS() portENTER_CRITICAL(&spinlock) + + +// Fix bug in pgm_read_ptr +#undef pgm_read_ptr +#define pgm_read_ptr(addr) (*(addr)) + +// -------------------------------------------------------------------------- +// Types +// -------------------------------------------------------------------------- + +typedef int16_t pin_t; + +// -------------------------------------------------------------------------- +// Public Variables +// -------------------------------------------------------------------------- + +/** result of last ADC conversion */ +extern uint16_t HAL_adc_result; + +// -------------------------------------------------------------------------- +// Public functions +// -------------------------------------------------------------------------- + +// clear reset reason +void HAL_clear_reset_source (void); + +// reset reason +uint8_t HAL_get_reset_source (void); + +void _delay_ms(int delay); + +int freeMemory(void); + +void analogWrite(int pin, int value); + +// EEPROM +void eeprom_write_byte(unsigned char *pos, unsigned char value); +unsigned char eeprom_read_byte(unsigned char *pos); +void eeprom_read_block (void *__dst, const void *__src, size_t __n); +void eeprom_update_block (const void *__src, void *__dst, size_t __n); + +// ADC +#define HAL_ANALOG_SELECT(pin) + +void HAL_adc_init(void); + +#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin) +#define HAL_READ_ADC HAL_adc_result + +void HAL_adc_start_conversion (uint8_t adc_pin); + +#define GET_PIN_MAP_PIN(index) index +#define GET_PIN_MAP_INDEX(pin) pin +#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval) + +// Enable hooks into idle and setup for HAL +#define HAL_IDLETASK 1 +#define HAL_INIT 1 +void HAL_idletask(void); +void HAL_init(void); + +#endif // _HAL_ESP32_H diff --git a/Marlin/src/HAL/HAL_ESP32/HAL_spi_ESP32.cpp b/Marlin/src/HAL/HAL_ESP32/HAL_spi_ESP32.cpp new file mode 100644 index 000000000..e59e1f90d --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/HAL_spi_ESP32.cpp @@ -0,0 +1,109 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * Copyright (C) 2017 Victor Perez + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifdef ARDUINO_ARCH_ESP32 + +// -------------------------------------------------------------------------- +// Includes +// -------------------------------------------------------------------------- + +#include "HAL.h" +#include "../HAL_SPI.h" +#include "pins_arduino.h" +#include "spi_pins.h" +#include "../../core/macros.h" +#include + +// -------------------------------------------------------------------------- +// Public Variables +// -------------------------------------------------------------------------- + +static SPISettings spiConfig; + +// -------------------------------------------------------------------------- +// Public functions +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Hardware SPI +// -------------------------------------------------------------------------- + +void spiBegin() { + #if !PIN_EXISTS(SS) + #error "SS_PIN not defined!" + #endif + + WRITE(SS_PIN, HIGH); + SET_OUTPUT(SS_PIN); +} + +void spiInit(uint8_t spiRate) { + uint32_t clock; + + switch (spiRate) { + case SPI_FULL_SPEED: clock = SPI_CLOCK_DIV2 ; break; + case SPI_HALF_SPEED: clock = SPI_CLOCK_DIV4 ; break; + case SPI_QUARTER_SPEED: clock = SPI_CLOCK_DIV8 ; break; + case SPI_EIGHTH_SPEED: clock = SPI_CLOCK_DIV16; break; + case SPI_SPEED_5: clock = SPI_CLOCK_DIV32; break; + case SPI_SPEED_6: clock = SPI_CLOCK_DIV64; break; + default: clock = SPI_CLOCK_DIV2; // Default from the SPI library + } + + spiConfig = SPISettings(clock, MSBFIRST, SPI_MODE0); + SPI.begin(); +} + +uint8_t spiRec(void) { + SPI.beginTransaction(spiConfig); + uint8_t returnByte = SPI.transfer(0xFF); + SPI.endTransaction(); + return returnByte; +} + +void spiRead(uint8_t* buf, uint16_t nbyte) { + SPI.beginTransaction(spiConfig); + SPI.transferBytes(0, buf, nbyte); + SPI.endTransaction(); +} + +void spiSend(uint8_t b) { + SPI.beginTransaction(spiConfig); + SPI.transfer(b); + SPI.endTransaction(); +} + +void spiSendBlock(uint8_t token, const uint8_t* buf) { + SPI.beginTransaction(spiConfig); + SPI.transfer(token); + SPI.writeBytes(const_cast(buf), 512); + SPI.endTransaction(); +} + +void spiBeginTransaction(uint32_t spiClock, uint8_t bitOrder, uint8_t dataMode) { + spiConfig = SPISettings(spiClock, bitOrder, dataMode); + + SPI.beginTransaction(spiConfig); +} + +#endif // ARDUINO_ARCH_ESP32 diff --git a/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.cpp b/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.cpp new file mode 100644 index 000000000..f3d444af0 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.cpp @@ -0,0 +1,202 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifdef ARDUINO_ARCH_ESP32 + +// -------------------------------------------------------------------------- +// Includes +// -------------------------------------------------------------------------- + +#include +#include "esp_types.h" +#include "soc/timer_group_struct.h" +#include "driver/periph_ctrl.h" +#include "driver/timer.h" + +#include "HAL.h" + +#include "HAL_timers_ESP32.h" + +// -------------------------------------------------------------------------- +// Externals +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Local defines +// -------------------------------------------------------------------------- + +#define NUM_HARDWARE_TIMERS 4 + +// -------------------------------------------------------------------------- +// Types +// -------------------------------------------------------------------------- + + +// -------------------------------------------------------------------------- +// Public Variables +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Private Variables +// -------------------------------------------------------------------------- + +static timg_dev_t *TG[2] = {&TIMERG0, &TIMERG1}; + +const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = { + { TIMER_GROUP_0, TIMER_0, STEPPER_TIMER_PRESCALE, stepTC_Handler }, // 0 - Stepper + { TIMER_GROUP_0, TIMER_1, TEMP_TIMER_PRESCALE, tempTC_Handler }, // 1 - Temperature + { TIMER_GROUP_1, TIMER_0, 1, NULL }, // 2 + { TIMER_GROUP_1, TIMER_1, 1, NULL }, // 3 +}; + +// -------------------------------------------------------------------------- +// Function prototypes +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Private functions +// -------------------------------------------------------------------------- + +// -------------------------------------------------------------------------- +// Public functions +// -------------------------------------------------------------------------- + +void IRAM_ATTR timer_group0_isr(void *para) { + const int timer_idx = (int)para; + + // Retrieve the interrupt status and the counter value + // from the timer that reported the interrupt + uint32_t intr_status = TIMERG0.int_st_timers.val; + TIMERG0.hw_timer[timer_idx].update = 1; + + // Clear the interrupt + if (intr_status & BIT(timer_idx)) { + switch (timer_idx) { + case TIMER_0: TIMERG0.int_clr_timers.t0 = 1; break; + case TIMER_1: TIMERG0.int_clr_timers.t1 = 1; break; + } + } + + const tTimerConfig timer = TimerConfig[timer_idx]; + timer.fn(); + + // After the alarm has been triggered + // Enable it again so it gets triggered the next time + TIMERG0.hw_timer[timer_idx].config.alarm_en = TIMER_ALARM_EN; +} + +/** + * Enable and initialize the timer + * @param timer_num timer number to initialize + * @param frequency frequency of the timer + */ +void HAL_timer_start(const uint8_t timer_num, uint32_t frequency) { + const tTimerConfig timer = TimerConfig[timer_num]; + + timer_config_t config; + config.divider = STEPPER_TIMER_PRESCALE; + config.counter_dir = TIMER_COUNT_UP; + config.counter_en = TIMER_PAUSE; + config.alarm_en = TIMER_ALARM_EN; + config.intr_type = TIMER_INTR_LEVEL; + config.auto_reload = true; + + // Select and initialize the timer + timer_init(timer.group, timer.idx, &config); + + // Timer counter initial value and auto reload on alarm + timer_set_counter_value(timer.group, timer.idx, 0x00000000ULL); + + // Configure the alam value and the interrupt on alarm + timer_set_alarm_value(timer.group, timer.idx, (HAL_TIMER_RATE) / timer.divider / frequency - 1); + + timer_enable_intr(timer.group, timer.idx); + + // TODO need to deal with timer_group1_isr + timer_isr_register(timer.group, timer.idx, timer_group0_isr, (void*)timer.idx, NULL, NULL); + + timer_start(timer.group, timer.idx); +} + +/** + * Set the upper value of the timer, when the timer reaches this upper value the + * interrupt should be triggered and the counter reset + * @param timer_num timer number to set the count to + * @param count threshold at which the interrupt is triggered + */ +void HAL_timer_set_compare(const uint8_t timer_num, hal_timer_t count) { + const tTimerConfig timer = TimerConfig[timer_num]; + timer_set_alarm_value(timer.group, timer.idx, count); +} + +/** + * Get the current upper value of the timer + * @param timer_num timer number to get the count from + * @return the timer current threshold for the alarm to be triggered + */ +hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) { + const tTimerConfig timer = TimerConfig[timer_num]; + + uint64_t alarm_value; + timer_get_alarm_value(timer.group, timer.idx, &alarm_value); + + return alarm_value; +} + +/** + * Get the current counter value between 0 and the maximum count (HAL_timer_set_count) + * @param timer_num timer number to get the current count + * @return the current counter of the alarm + */ +hal_timer_t HAL_timer_get_count(const uint8_t timer_num) { + const tTimerConfig timer = TimerConfig[timer_num]; + + uint64_t counter_value; + timer_get_counter_value(timer.group, timer.idx, &counter_value); + + return counter_value; +} + +/** + * Enable timer interrupt on the timer + * @param timer_num timer number to enable interrupts on + */ +void HAL_timer_enable_interrupt(const uint8_t timer_num) { + const tTimerConfig timer = TimerConfig[timer_num]; + //timer_enable_intr(timer.group, timer.idx); +} + +/** + * Disable timer interrupt on the timer + * @param timer_num timer number to disable interrupts on + */ +void HAL_timer_disable_interrupt(const uint8_t timer_num) { + const tTimerConfig timer = TimerConfig[timer_num]; + // timer_disable_intr(timer.group, timer.idx); +} + +bool HAL_timer_interrupt_enabled(const uint8_t timer_num) { + const tTimerConfig timer = TimerConfig[timer_num]; + return TG[timer.group]->int_ena.val | BIT(timer_num); +} + +#endif // ARDUINO_ARCH_ESP32 diff --git a/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h b/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h new file mode 100644 index 000000000..2ddaf2dcf --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h @@ -0,0 +1,114 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifndef _HAL_TIMERS_ESP32_H +#define _HAL_TIMERS_ESP32_H + +// -------------------------------------------------------------------------- +// Includes +// -------------------------------------------------------------------------- + +#include +#include "driver/timer.h" + +// -------------------------------------------------------------------------- +// Defines +// -------------------------------------------------------------------------- +// +#define FORCE_INLINE __attribute__((always_inline)) inline + +typedef uint64_t hal_timer_t; +#define HAL_TIMER_TYPE_MAX 0xFFFFFFFFFFFFFFFFULL + +#define STEP_TIMER_NUM 0 // index of timer to use for stepper +#define TEMP_TIMER_NUM 1 // index of timer to use for temperature +#define PULSE_TIMER_NUM STEP_TIMER_NUM + +#define HAL_TIMER_RATE APB_CLK_FREQ // frequency of timer peripherals + +#define STEPPER_TIMER_PRESCALE 40 +#define STEPPER_TIMER_RATE (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE) // frequency of stepper timer, 2MHz +#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs + +#define STEP_TIMER_MIN_INTERVAL 8 // minimum time in µs between stepper interrupts + +#define TEMP_TIMER_PRESCALE 1000 // prescaler for setting Temp timer, 72Khz +#define TEMP_TIMER_FREQUENCY 1000 // temperature interrupt frequency + +#define PULSE_TIMER_RATE STEPPER_TIMER_RATE // frequency of pulse timer +#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE +#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US + +#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM) +#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM) +#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM) + +#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM) +#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM) + +#define HAL_TEMP_TIMER_ISR extern "C" void tempTC_Handler(void) +#define HAL_STEP_TIMER_ISR extern "C" void stepTC_Handler(void) + +extern "C" void tempTC_Handler(void); +extern "C" void stepTC_Handler(void); + + +// -------------------------------------------------------------------------- +// Types +// -------------------------------------------------------------------------- + +typedef struct { + timer_group_t group; + timer_idx_t idx; + uint32_t divider; + void (*fn)(void); +} tTimerConfig; + +// -------------------------------------------------------------------------- +// Public Variables +// -------------------------------------------------------------------------- + +extern const tTimerConfig TimerConfig[]; + +// -------------------------------------------------------------------------- +// Public functions +// -------------------------------------------------------------------------- + +void HAL_timer_start (const uint8_t timer_num, uint32_t frequency); +void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t count); +hal_timer_t HAL_timer_get_compare(const uint8_t timer_num); +hal_timer_t HAL_timer_get_count(const uint8_t timer_num); + +// if counter too high then bump up compare +FORCE_INLINE static void HAL_timer_restrain(const uint8_t timer_num, const uint16_t interval_ticks) { + const hal_timer_t mincmp = HAL_timer_get_count(timer_num) + interval_ticks; + if (HAL_timer_get_compare(timer_num) < mincmp) HAL_timer_set_compare(timer_num, mincmp); +} + +void HAL_timer_enable_interrupt(const uint8_t timer_num); +void HAL_timer_disable_interrupt(const uint8_t timer_num); +bool HAL_timer_interrupt_enabled(const uint8_t timer_num); + +#define HAL_timer_isr_prologue(TIMER_NUM) +#define HAL_timer_isr_epilogue(TIMER_NUM) + +#endif // _HAL_TIMERS_ESP32_H diff --git a/Marlin/src/HAL/HAL_ESP32/SanityCheck.h b/Marlin/src/HAL/HAL_ESP32/SanityCheck.h new file mode 100644 index 000000000..a96f66515 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/SanityCheck.h @@ -0,0 +1,25 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016, 2017 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#if ENABLED(EMERGENCY_PARSER) + #error "EMERGENCY_PARSER is not yet implemented for ESP32. Disable EMERGENCY_PARSER to continue." +#endif diff --git a/Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h b/Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h new file mode 100644 index 000000000..6ba9c8100 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h @@ -0,0 +1,77 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +/** + * Endstop Interrupts + * + * Without endstop interrupts the endstop pins must be polled continually in + * the stepper-ISR via endstops.update(), most of the time finding no change. + * With this feature endstops.update() is called only when we know that at + * least one endstop has changed state, saving valuable CPU cycles. + * + * This feature only works when all used endstop pins can generate an 'external interrupt'. + * + * Test whether pins issue interrupts on your board by flashing 'pin_interrupt_test.ino'. + * (Located in Marlin/buildroot/share/pin_interrupt_test/pin_interrupt_test.ino) + */ + +#ifndef _ENDSTOP_INTERRUPTS_H_ +#define _ENDSTOP_INTERRUPTS_H_ + +#include "../../module/endstops.h" + +// One ISR for all EXT-Interrupts +void ICACHE_RAM_ATTR endstop_ISR(void) { + endstops.check_possible_change(); +} + +void setup_endstop_interrupts(void) { + #if HAS_X_MAX + attachInterrupt(digitalPinToInterrupt(X_MAX_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_X_MIN + attachInterrupt(digitalPinToInterrupt(X_MIN_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Y_MAX + attachInterrupt(digitalPinToInterrupt(Y_MAX_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Y_MIN + attachInterrupt(digitalPinToInterrupt(Y_MIN_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Z_MAX + attachInterrupt(digitalPinToInterrupt(Z_MAX_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Z_MIN + attachInterrupt(digitalPinToInterrupt(Z_MIN_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Z2_MAX + attachInterrupt(digitalPinToInterrupt(Z2_MAX_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Z2_MIN + attachInterrupt(digitalPinToInterrupt(Z2_MIN_PIN), endstop_ISR, CHANGE); + #endif + #if HAS_Z_MIN_PROBE_PIN + attachInterrupt(digitalPinToInterrupt(Z_MIN_PROBE_PIN), endstop_ISR, CHANGE); + #endif +} + +#endif //_ENDSTOP_INTERRUPTS_H_ diff --git a/Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h b/Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h new file mode 100644 index 000000000..5f609c4f0 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h @@ -0,0 +1,72 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifndef _FASTIO_ESP32_H +#define _FASTIO_ESP32_H + +/** + * Utility functions + */ + +// set pin as input +#define _SET_INPUT(IO) pinMode(IO, INPUT) + +// set pin as output +#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) + +// set pin as input with pullup mode +#define _PULLUP(IO, v) pinMode(IO, v ? INPUT_PULLUP : INPUT) + +// Read a pin wrapper +#define READ(IO) digitalRead(IO) + +// Write to a pin wrapper +#define WRITE(IO, v) digitalWrite(IO, v) + +// set pin as input wrapper +#define SET_INPUT(IO) _SET_INPUT(IO) + +// set pin as input with pullup wrapper +#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0) + +// set pin as output wrapper +#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0) + +#define OUT_WRITE(IO,V) do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0) + +// +// ports and functions +// + +// UART +#define RXD 3 +#define TXD 1 + +// TWI (I2C) +#define SCL 5 +#define SDA 4 + +// +// pins +// + +#endif // _FASTIO_ESP32_H diff --git a/Marlin/src/HAL/HAL_ESP32/ota.cpp b/Marlin/src/HAL/HAL_ESP32/ota.cpp new file mode 100644 index 000000000..b7fd1bb5c --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/ota.cpp @@ -0,0 +1,81 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifdef ARDUINO_ARCH_ESP32 + +#include "../../inc/MarlinConfigPre.h" + +#if ENABLED(WIFISUPPORT) + +#include +#include +#include +#include +#include "driver/timer.h" + +void OTA_init() { + WiFi.mode(WIFI_STA); + WiFi.begin(WIFI_SSID, WIFI_PWD); + + while (WiFi.waitForConnectResult() != WL_CONNECTED) { + Serial.println("Connection Failed! Rebooting..."); + delay(5000); + ESP.restart(); + } + + ArduinoOTA + .onStart([]() { + timer_pause(TIMER_GROUP_0, TIMER_0); + timer_pause(TIMER_GROUP_0, TIMER_1); + + // U_FLASH or U_SPIFFS + String type = (ArduinoOTA.getCommand() == U_FLASH) ? "sketch" : "filesystem"; + + // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end() + Serial.println("Start updating " + type); + }) + .onEnd([]() { + Serial.println("\nEnd"); + }) + .onProgress([](unsigned int progress, unsigned int total) { + Serial.printf("Progress: %u%%\r", (progress / (total / 100))); + }) + .onError([](ota_error_t error) { + Serial.printf("Error[%u]: ", error); + char *str; + switch (error) { + case OTA_AUTH_ERROR: str = "Auth Failed"; break; + case OTA_BEGIN_ERROR: str = "Begin Failed"; break; + case OTA_CONNECT_ERROR: str = "Connect Failed"; break; + case OTA_RECEIVE_ERROR: str = "Receive Failed"; break; + case OTA_END_ERROR: str = "End Failed"; break; + } + Serial.println(str); + }); + + ArduinoOTA.begin(); +} + +void OTA_handle() { + ArduinoOTA.handle(); +} + +#endif // WIFISUPPORT + +#endif // ARDUINO_ARCH_ESP32 diff --git a/Marlin/src/HAL/HAL_ESP32/ota.h b/Marlin/src/HAL/HAL_ESP32/ota.h new file mode 100644 index 000000000..4af2a74ca --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/ota.h @@ -0,0 +1,26 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef _HAL_OTA_H +#define _HAL_OTA_H + +void OTA_init(); +void OTA_handle(); + +#endif diff --git a/Marlin/src/HAL/HAL_ESP32/servotimers.h b/Marlin/src/HAL/HAL_ESP32/servotimers.h new file mode 100644 index 000000000..98b0b3c54 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/servotimers.h @@ -0,0 +1,21 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ diff --git a/Marlin/src/HAL/HAL_ESP32/spi_pins.h b/Marlin/src/HAL/HAL_ESP32/spi_pins.h new file mode 100644 index 000000000..ecd58b910 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/spi_pins.h @@ -0,0 +1,28 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifndef SPI_PINS_H_ +#define SPI_PINS_H_ + +#define SS_PIN 5 +#define SCK_PIN 18 +#define MISO_PIN 19 +#define MOSI_PIN 23 + +#endif // SPI_PINS_H_ diff --git a/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.cpp b/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.cpp new file mode 100644 index 000000000..07e00e95b --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.cpp @@ -0,0 +1,41 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifdef ARDUINO_ARCH_ESP32 + +#include "../../inc/MarlinConfig.h" + +#if ENABLED(USE_WATCHDOG) + +#include "watchdog_ESP32.h" + +void watchdogSetup(void) { + // do whatever. don't remove this function. +} + +void watchdog_init(void) { + // TODO +} + +#endif // USE_WATCHDOG + +#endif // ARDUINO_ARCH_ESP32 diff --git a/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h b/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h new file mode 100644 index 000000000..39f028727 --- /dev/null +++ b/Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h @@ -0,0 +1,32 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifndef WATCHDOG_ESP32_H +#define WATCHDOG_ESP32_H + +// Initialize watchdog with a 4 second interrupt time +void watchdog_init(); + +// Reset watchdog. +inline void watchdog_reset() {}; + +#endif // WATCHDOG_ESP32_H diff --git a/Marlin/src/HAL/platforms.h b/Marlin/src/HAL/platforms.h index 6ef7835fe..1410b21f9 100644 --- a/Marlin/src/HAL/platforms.h +++ b/Marlin/src/HAL/platforms.h @@ -17,6 +17,8 @@ #define HAL_PLATFORM HAL_STM32F4 #elif defined(STM32F7) #define HAL_PLATFORM HAL_STM32F7 +#elif defined(ARDUINO_ARCH_ESP32) + #define HAL_PLATFORM HAL_ESP32 #else #error "Unsupported Platform!" #endif diff --git a/Marlin/src/Marlin.cpp b/Marlin/src/Marlin.cpp index c182efc41..fe4ceb126 100644 --- a/Marlin/src/Marlin.cpp +++ b/Marlin/src/Marlin.cpp @@ -702,10 +702,10 @@ void setup() { #if NUM_SERIAL > 0 uint32_t serial_connect_timeout = millis() + 1000UL; - while(!MYSERIAL0 && PENDING(millis(), serial_connect_timeout)) { /*nada*/ } + while (!MYSERIAL0 && PENDING(millis(), serial_connect_timeout)) { /*nada*/ } #if NUM_SERIAL > 1 serial_connect_timeout = millis() + 1000UL; - while(!MYSERIAL1 && PENDING(millis(), serial_connect_timeout)) { /*nada*/ } + while (!MYSERIAL1 && PENDING(millis(), serial_connect_timeout)) { /*nada*/ } #endif #endif diff --git a/Marlin/src/config/default/Configuration_adv.h b/Marlin/src/config/default/Configuration_adv.h index 26d238ad6..b71b8f814 100644 --- a/Marlin/src/config/default/Configuration_adv.h +++ b/Marlin/src/config/default/Configuration_adv.h @@ -1700,4 +1700,13 @@ // Default behaviour is limited to Z axis only. #endif +/** + * WiFi Support (Espressif ESP32 WiFi) + */ +//#define WIFISUPPORT +#if ENABLED(WIFISUPPORT) + #define WIFI_SSID "Wifi SSID" + #define WIFI_PWD "Wifi Password" +#endif + #endif // CONFIGURATION_ADV_H diff --git a/Marlin/src/core/boards.h b/Marlin/src/core/boards.h index a6d1ec27e..9de00d064 100644 --- a/Marlin/src/core/boards.h +++ b/Marlin/src/core/boards.h @@ -225,6 +225,10 @@ #define BOARD_THE_BORG 1860 // THE-BORG (Power outputs: Hotend0, Hotend1, Bed, Fan) +// +// Espressif ESP32 WiFi +// +#define BOARD_ESP32 1900 #define MB(board) (defined(BOARD_##board) && MOTHERBOARD==BOARD_##board) diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h index 2635fb3f5..1feead8af 100644 --- a/Marlin/src/pins/pins.h +++ b/Marlin/src/pins/pins.h @@ -381,6 +381,13 @@ #elif MB(THE_BORG) #include "pins_THE_BORG.h" // STM32F7 env:STM32F7 +// +// Espressif ESP32 +// + +#elif MB(ESP32) + #include "pins_ESP32.h" + #else #error "Unknown MOTHERBOARD value set in Configuration.h" #endif diff --git a/Marlin/src/pins/pins_ESP32.h b/Marlin/src/pins/pins_ESP32.h new file mode 100644 index 000000000..ffad5890b --- /dev/null +++ b/Marlin/src/pins/pins_ESP32.h @@ -0,0 +1,72 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +/** + * Espressif ESP32 (Tensilica Xtensa LX6) pin assignments + */ + +#ifndef BOARD_NAME + #define BOARD_NAME "Espressif ESP32" +#endif + +// +// Limit Switches +// +#define X_MIN_PIN 34 +#define Y_MIN_PIN 35 +#define Z_MIN_PIN 15 + +// +// Steppers +// +#define X_STEP_PIN 27 +#define X_DIR_PIN 26 +#define X_ENABLE_PIN 25 +//#define X_CS_PIN 0 + +#define Y_STEP_PIN 33 +#define Y_DIR_PIN 32 +#define Y_ENABLE_PIN X_ENABLE_PIN +//#define Y_CS_PIN 13 + +#define Z_STEP_PIN 14 +#define Z_DIR_PIN 12 +#define Z_ENABLE_PIN X_ENABLE_PIN +//#define Z_CS_PIN 5 // SS_PIN + +#define E0_STEP_PIN 16 +#define E0_DIR_PIN 17 +#define E0_ENABLE_PIN X_ENABLE_PIN +//#define E0_CS_PIN 21 + +// +// Temperature Sensors +// +#define TEMP_0_PIN 36 // Analog Input +#define TEMP_BED_PIN 39 // Analog Input + +// +// Heaters / Fans +// +#define HEATER_0_PIN 2 +#define FAN_PIN 13 +#define HEATER_BED_PIN 4 diff --git a/platformio.ini b/platformio.ini index 1a5f1eeac..ea4dda2b3 100644 --- a/platformio.ini +++ b/platformio.ini @@ -318,3 +318,19 @@ lib_ignore = U8glib-HAL TMC2208Stepper c1921b4 + +# +# Espressif ESP32 +# +[env:esp32] +platform = https://github.com/platformio/platform-espressif32.git#feature/stage +board = esp32dev +framework = arduino +upload_port = COM3 +lib_ignore = + LiquidCrystal_I2C + LiquidCrystal + NewliquidCrystal + LiquidTWI2 + TMC26XStepper + c1921b4