LPC1768 HAL formatting/comments

Marlin/src/HAL/HAL_LPC1768/HAL.h

@@ -21,13 +21,12 @@
  */
 
 /**
- * Description: HAL for Arduino Due and compatible (SAM3X8E)
+ * HAL_LPC1768/HAL.h
- *
+ * Hardware Abstraction Layer for NXP LPC1768
- * For ARDUINO_ARCH_SAM
  */
 
-#ifndef _HAL_LPC1768_H
+#ifndef _HAL_LPC1768_H_
-#define _HAL_LPC1768_H
+#define _HAL_LPC1768_H_
 
 // --------------------------------------------------------------------------
 // Includes
@@ -141,4 +140,4 @@ void HAL_adc_enable_channel(int pin);
 void HAL_adc_start_conversion(const uint8_t adc_pin);
 uint16_t HAL_adc_get_result(void);
 
-#endif // _HAL_LPC1768_H
+#endif // _HAL_LPC1768_H_

Marlin/src/HAL/HAL_LPC1768/HAL_LCD_I2C_routines.h

@@ -20,12 +20,8 @@
  *
  */
 
-#ifdef TARGET_LPC1768
+void u8g_i2c_init(uint8_t options);
-
+uint8_t u8g_i2c_wait(uint8_t mask, uint8_t pos);
-  void u8g_i2c_init(uint8_t options);
+uint8_t u8g_i2c_start(uint8_t sla);
-  uint8_t u8g_i2c_wait(uint8_t mask, uint8_t pos);
+uint8_t u8g_i2c_send_byte(uint8_t data);
-  uint8_t u8g_i2c_start(uint8_t sla);
+void u8g_i2c_stop(void);
-  uint8_t u8g_i2c_send_byte(uint8_t data);
-  void u8g_i2c_stop(void);
-
-#endif

Marlin/src/HAL/HAL_LPC1768/HAL_LCD_delay.h

@@ -29,18 +29,14 @@
  * one microsecond delay being about 4uS.
  */
 
-
-
 #ifdef __cplusplus
   extern "C" {
 #endif
 
 void U8g_delay(int msec);
-
 void u8g_MicroDelay(void);
-
 void u8g_10MicroDelay(void);
 
 #ifdef __cplusplus
   }
-#endif
+#endif

Marlin/src/HAL/HAL_LPC1768/HAL_LCD_pin_routines.h

@@ -30,18 +30,7 @@
  * resulted in using about about 25% of the CPU's time.
  */
 
-
-
-
-
 void u8g_SetPinOutput(uint8_t internal_pin_number);
-
 void u8g_SetPinInput(uint8_t internal_pin_number);
-
 void u8g_SetPinLevel(uint8_t  pin, uint8_t  pin_status);
-
 uint8_t u8g_GetPinLevel(uint8_t pin);
-
-
-
-

Marlin/src/HAL/HAL_LPC1768/HAL_LPC1768_LCD_defines.h

@@ -24,35 +24,31 @@
  * LPC1768 LCD-specific defines
  */
 
-#ifdef TARGET_LPC1768
+// pointers to low level routines - must always supply these
-
+//#define U8G_HAL_LINKS
-  // pointers to low level routines - must always supply these
+#define HAL_LCD_pin_routines "HAL_LPC1768/HAL_LCD_pin_routines.h"
-  //#define U8G_HAL_LINKS
+#define HAL_LCD_I2C_routines  "HAL_LPC1768/HAL_LCD_I2C_routines.h"
-  #define HAL_LCD_pin_routines "HAL_LPC1768/HAL_LCD_pin_routines.h"
+#define HAL_LCD_delay "HAL_LPC1768/HAL_LCD_delay.h"
-  #define HAL_LCD_I2C_routines  "HAL_LPC1768/HAL_LCD_I2C_routines.h"
+
-  #define HAL_LCD_delay "HAL_LPC1768/HAL_LCD_delay.h"
+// The following are optional depending on the platform.
-
+
-  // The following are optional depending on the platform.
+// definitions of HAL specific com and device drivers.
-
+uint8_t u8g_com_HAL_LPC1768_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-  // definitions of HAL specific com and device drivers.
+uint8_t u8g_com_HAL_LPC1768_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-  uint8_t u8g_com_HAL_LPC1768_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
+uint8_t u8g_com_HAL_LPC1768_ST7920_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-  uint8_t u8g_com_HAL_LPC1768_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
+uint8_t u8g_com_HAL_LPC1768_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-  uint8_t u8g_com_HAL_LPC1768_ST7920_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
+uint8_t u8g_com_HAL_LPC1768_ssd_hw_i2c_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-  uint8_t u8g_com_HAL_LPC1768_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
+
-  uint8_t u8g_com_HAL_LPC1768_ssd_hw_i2c_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
+
-
+// connect U8g com generic com names to the desired driver
-
+#define U8G_COM_HW_SPI u8g_com_HAL_LPC1768_hw_spi_fn  // use LPC1768 specific hardware SPI routine
-  // connect U8g com generic com names to the desired driver
+#define U8G_COM_SW_SPI u8g_com_HAL_LPC1768_sw_spi_fn  // use LPC1768 specific software SPI routine
-  #define U8G_COM_HW_SPI u8g_com_HAL_LPC1768_hw_spi_fn  // use LPC1768 specific hardware SPI routine
+#define U8G_COM_ST7920_HW_SPI u8g_com_HAL_LPC1768_ST7920_hw_spi_fn
-  #define U8G_COM_SW_SPI u8g_com_HAL_LPC1768_sw_spi_fn  // use LPC1768 specific software SPI routine
+#define U8G_COM_ST7920_SW_SPI u8g_com_HAL_LPC1768_ST7920_sw_spi_fn
-  #define U8G_COM_ST7920_HW_SPI u8g_com_HAL_LPC1768_ST7920_hw_spi_fn
+#define U8G_COM_SSD_I2C u8g_com_HAL_LPC1768_ssd_hw_i2c_fn
-  #define U8G_COM_ST7920_SW_SPI u8g_com_HAL_LPC1768_ST7920_sw_spi_fn
+
-  #define U8G_COM_SSD_I2C u8g_com_HAL_LPC1768_ssd_hw_i2c_fn
+// let these default for now
-
+#define U8G_COM_PARALLEL u8g_com_null_fn
-  // let these default for now
+#define U8G_COM_T6963 u8g_com_null_fn
-  #define U8G_COM_PARALLEL u8g_com_null_fn
+#define U8G_COM_FAST_PARALLEL u8g_com_null_fn
-  #define U8G_COM_T6963 u8g_com_null_fn
+#define U8G_COM_UC_I2C u8g_com_null_fn
-  #define U8G_COM_FAST_PARALLEL u8g_com_null_fn
-  #define U8G_COM_UC_I2C u8g_com_null_fn
-
-#endif

Marlin/src/HAL/HAL_LPC1768/LPC_SPI.h

@@ -19,6 +19,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
+
 #pragma once
 #ifdef TARGET_LPC1768
 #include <stdint.h>

Marlin/src/HAL/HAL_LPC1768/main.cpp

@@ -116,9 +116,7 @@ int main(void) {
   LPC1768_PWM_init();
 
   setup();
-  while (true) {
+  for (;;) loop();
-    loop();
-  }
 }
 
 #endif // TARGET_LPC1768

Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_hw_spi.cpp

@@ -59,10 +59,10 @@
 
 #ifdef TARGET_LPC1768
 
-//  #include <inttypes.h>
+  //#include <inttypes.h>
 
-//  #include "src/core/macros.h"
+  //#include "src/core/macros.h"
-//  #include "Configuration.h"
+  //#include "Configuration.h"
 
   #include <U8glib.h>