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@ -28,10 +28,10 @@ e-mail : support@circuitsathome.com
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#include <SPI.h>
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#if !defined(SPI_HAS_TRANSACTION)
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#ifndef SPI_HAS_TRANSACTION
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#error "Your SPI library installation is too old."
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#else
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#if !defined(SPI_ATOMIC_VERSION)
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#ifndef SPI_ATOMIC_VERSION
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#warning "Your SPI library installation lacks 'SPI_ATOMIC_VERSION'. Please complain to the maintainer."
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#elif SPI_ATOMIC_VERSION < 1
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#error "Your SPI library installation is too old."
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@ -48,8 +48,8 @@ e-mail : support@circuitsathome.com
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#define MAX_HOST_DEBUG(...) VOID0
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#endif
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#if !defined(USB_HOST_SHIELD_USE_ISR)
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#if defined(USE_MULTIPLE_APP_API)
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#ifndef USB_HOST_SHIELD_USE_ISR
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#ifdef USE_MULTIPLE_APP_API
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#define USB_HOST_SHIELD_USE_ISR 0
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#else
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#define USB_HOST_SHIELD_USE_ISR 1
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@ -66,7 +66,7 @@ e-mail : support@circuitsathome.com
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//
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// Polled defaults
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//
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#if defined(BOARD_BLACK_WIDDOW)
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#ifdef BOARD_BLACK_WIDDOW
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#define UHS_MAX3421E_SS_ 6
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#define UHS_MAX3421E_INT_ 3
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#elif defined(CORE_TEENSY) && (defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__))
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@ -91,7 +91,7 @@ e-mail : support@circuitsathome.com
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#endif
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#else
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#if defined(ARDUINO_ARCH_PIC32)
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#ifdef ARDUINO_ARCH_PIC32
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// PIC32 only allows edge interrupts, isn't that lovely? We'll emulate it...
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#if CHANGE < 2
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#error core too old.
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@ -113,8 +113,8 @@ e-mail : support@circuitsathome.com
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#endif
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// More stupidity from our friends @ Sony...
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#if defined(ARDUINO_spresense_ast)
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#if !defined(NOT_AN_INTERRUPT)
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#ifdef ARDUINO_spresense_ast
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#ifndef NOT_AN_INTERRUPT
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#define NOT_AN_INTERRUPT -1
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#endif
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#endif
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@ -158,7 +158,7 @@ e-mail : support@circuitsathome.com
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#else
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#define UHS_MAX3421E_SS_ 10
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#ifdef __AVR__
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#if defined(__AVR_ATmega32U4__)
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#ifdef __AVR_ATmega32U4__
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#define INT_FOR_PIN2 1
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#define INT_FOR_PIN3 0
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#else
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@ -169,7 +169,7 @@ e-mail : support@circuitsathome.com
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#define UHS_MAX3421E_INT_ 3
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#else
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// Non-avr
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#if defined(ARDUINO_ARCH_PIC32)
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#ifdef ARDUINO_ARCH_PIC32
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// UNO32 External Interrupts:
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// Pin 38 (INT0), Pin 2 (INT1), Pin 7 (INT2), Pin 8 (INT3), Pin 35 (INT4)
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#define UHS_MAX3421E_INT_ 7
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@ -182,7 +182,7 @@ e-mail : support@circuitsathome.com
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#if defined(NO_AUTO_SPEED)
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#ifdef NO_AUTO_SPEED
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// Ugly details section...
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// MAX3421E characteristics
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// SPI Serial - Clock Input. An external SPI master supplies SCLK with frequencies up to 26MHz. The
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@ -195,8 +195,8 @@ e-mail : support@circuitsathome.com
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// Theoretical deadline for reply 17.7ns
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// 26MHz 38.4615ns period <-- MAX3421E theoretical maximum
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#if !defined(UHS_MAX3421E_SPD)
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#if defined(ARDUINO_SAMD_ZERO)
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#ifndef UHS_MAX3421E_SPD
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#ifdef ARDUINO_SAMD_ZERO
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// Zero violates spec early, needs a long setup time, or doesn't like high latency.
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#define UHS_MAX3421E_SPD 10000000
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#elif defined(ARDUINO_ARCH_PIC32)
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@ -225,7 +225,7 @@ e-mail : support@circuitsathome.com
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// Why not 26MHz? Because I have not found any MCU board that
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// can actually go that fast without problems.
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// Could be a shield limitation too.
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#if !defined(UHS_MAX3421E_SPD)
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#ifndef UHS_MAX3421E_SPD
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#define UHS_MAX3421E_SPD 25000000
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#endif
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#endif
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@ -271,7 +271,7 @@ e-mail : support@circuitsathome.com
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// |______| |______| |______| |______________|
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//
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#define IRQ_SENSE FALLING
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#if defined(ARDUINO_ARCH_PIC32)
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#ifdef ARDUINO_ARCH_PIC32
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//#define bmPULSEWIDTH PUSLEWIDTH10_6
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#define bmPULSEWIDTH 0
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#define bmIRQ_SENSE 0
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@ -280,20 +280,20 @@ e-mail : support@circuitsathome.com
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#define bmIRQ_SENSE 0
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#endif
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#else
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#if !defined(IRQ_SENSE)
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#ifndef IRQ_SENSE
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#define IRQ_SENSE LOW
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#endif
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#if !defined(bmPULSEWIDTH)
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#ifndef bmPULSEWIDTH
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#define bmPULSEWIDTH 0
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#endif
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#if !defined(bmIRQ_SENSE)
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#ifndef bmIRQ_SENSE
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#define bmIRQ_SENSE bmINTLEVEL
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#endif
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#endif
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class MAX3421E_HOST :
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public UHS_USB_HOST_BASE
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#if defined(SWI_IRQ_NUM)
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#ifdef SWI_IRQ_NUM
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, public dyn_SWI
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#endif
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{
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@ -487,7 +487,7 @@ public:
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uint8_t* bytesRd(uint8_t reg, uint8_t nbytes, uint8_t* data_p);
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// ARM/NVIC specific, used to emulate reentrant ISR.
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#if defined(SWI_IRQ_NUM)
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#ifdef SWI_IRQ_NUM
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void dyn_SWISR(void) {
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ISRbottom();
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@ -498,7 +498,7 @@ public:
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// Used on MCU that lack control of IRQ priority (AVR).
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// Suspends ISRs, for critical code. IRQ will be serviced after it is resumed.
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// NOTE: you must track the state yourself!
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#if defined(__AVR__)
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#ifdef __AVR__
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noInterrupts();
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detachInterrupt(UHS_GET_DPI(irq_pin));
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interrupts();
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@ -507,10 +507,10 @@ public:
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virtual void UHS_NI resume_host(void);
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};
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#if !defined(SPIclass)
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#ifndef SPIclass
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#define SPIclass SPI
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#endif
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#if !defined(USB_HOST_SHIELD_LOADED)
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#ifndef USB_HOST_SHIELD_LOADED
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#include "USB_HOST_SHIELD_INLINE.h"
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#endif
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#else
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Scott Lahteine
5 years ago