158 lines
4.2 KiB
C
158 lines
4.2 KiB
C
/**
|
|
* Marlin 3D Printer Firmware
|
|
*
|
|
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
|
|
* Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
|
|
* Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.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 <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* HAL_LPC1768/HAL.h
|
|
* Hardware Abstraction Layer for NXP LPC1768
|
|
*/
|
|
|
|
#ifndef _HAL_LPC1768_H_
|
|
#define _HAL_LPC1768_H_
|
|
|
|
#define CPU_32_BIT
|
|
|
|
// --------------------------------------------------------------------------
|
|
// Includes
|
|
// --------------------------------------------------------------------------
|
|
|
|
#include <stdint.h>
|
|
#include <stdarg.h>
|
|
|
|
#undef min
|
|
#undef max
|
|
|
|
#include <algorithm>
|
|
|
|
void _printf (const char *format, ...);
|
|
void _putc(uint8_t c);
|
|
uint8_t _getc();
|
|
|
|
extern "C" volatile uint32_t _millis;
|
|
|
|
//arduino: Print.h
|
|
#define DEC 10
|
|
#define HEX 16
|
|
#define OCT 8
|
|
#define BIN 2
|
|
//arduino: binary.h (weird defines)
|
|
#define B01 1
|
|
#define B10 2
|
|
|
|
#include <Arduino.h>
|
|
#include <pinmapping.h>
|
|
|
|
#include "../math_32bit.h"
|
|
#include "../HAL_SPI.h"
|
|
#include "fastio.h"
|
|
#include "watchdog.h"
|
|
#include "serial.h"
|
|
#include "HAL_timers.h"
|
|
#include "HardwareSerial.h"
|
|
|
|
#ifndef ST7920_DELAY_1
|
|
#define ST7920_DELAY_1 DELAY_NS(600)
|
|
#endif
|
|
#ifndef ST7920_DELAY_2
|
|
#define ST7920_DELAY_2 DELAY_NS(750)
|
|
#endif
|
|
#ifndef ST7920_DELAY_3
|
|
#define ST7920_DELAY_3 DELAY_NS(750)
|
|
#endif
|
|
|
|
extern HalSerial usb_serial;
|
|
|
|
#if !WITHIN(SERIAL_PORT, -1, 3)
|
|
#error "SERIAL_PORT must be from -1 to 3"
|
|
#endif
|
|
|
|
#if SERIAL_PORT == -1
|
|
#define MYSERIAL0 usb_serial
|
|
#elif SERIAL_PORT == 0
|
|
extern HardwareSerial Serial;
|
|
#define MYSERIAL0 Serial
|
|
#elif SERIAL_PORT == 1
|
|
extern HardwareSerial Serial1;
|
|
#define MYSERIAL0 Serial1
|
|
#elif SERIAL_PORT == 2
|
|
extern HardwareSerial Serial2;
|
|
#define MYSERIAL0 Serial2
|
|
#elif SERIAL_PORT == 3
|
|
#define MYSERIAL0 Serial3
|
|
extern HardwareSerial Serial3;
|
|
#endif
|
|
|
|
#ifdef SERIAL_PORT_2
|
|
#if !WITHIN(SERIAL_PORT_2, -1, 3)
|
|
#error "SERIAL_PORT_2 must be from -1 to 3"
|
|
#elif SERIAL_PORT_2 == SERIAL_PORT
|
|
#error "SERIAL_PORT_2 must be different than SERIAL_PORT"
|
|
#endif
|
|
#define NUM_SERIAL 2
|
|
#if SERIAL_PORT_2 == -1
|
|
#define MYSERIAL1 usb_serial
|
|
#elif SERIAL_PORT_2 == 0
|
|
extern HardwareSerial Serial;
|
|
#define MYSERIAL1 Serial
|
|
#elif SERIAL_PORT_2 == 1
|
|
extern HardwareSerial Serial1;
|
|
#define MYSERIAL1 Serial1
|
|
#elif SERIAL_PORT_2 == 2
|
|
extern HardwareSerial Serial2;
|
|
#define MYSERIAL1 Serial2
|
|
#elif SERIAL_PORT_2 == 3
|
|
extern HardwareSerial Serial3;
|
|
#define MYSERIAL1 Serial3
|
|
#endif
|
|
#else
|
|
#define NUM_SERIAL 1
|
|
#endif
|
|
|
|
#define CRITICAL_SECTION_START uint32_t primask = __get_PRIMASK(); __disable_irq()
|
|
#define CRITICAL_SECTION_END if (!primask) __enable_irq()
|
|
#define ISRS_ENABLED() (!__get_PRIMASK())
|
|
#define ENABLE_ISRS() __enable_irq()
|
|
#define DISABLE_ISRS() __disable_irq()
|
|
|
|
//Utility functions
|
|
int freeMemory(void);
|
|
|
|
// SPI: Extended functions which take a channel number (hardware SPI only)
|
|
/** Write single byte to specified SPI channel */
|
|
void spiSend(uint32_t chan, byte b);
|
|
/** Write buffer to specified SPI channel */
|
|
void spiSend(uint32_t chan, const uint8_t* buf, size_t n);
|
|
/** Read single byte from specified SPI channel */
|
|
uint8_t spiRec(uint32_t chan);
|
|
|
|
// ADC
|
|
#define HAL_ANALOG_SELECT(pin) HAL_adc_enable_channel(pin)
|
|
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
|
|
#define HAL_READ_ADC() HAL_adc_get_result()
|
|
#define HAL_ADC_READY() HAL_adc_finished()
|
|
|
|
void HAL_adc_init(void);
|
|
void HAL_adc_enable_channel(int pin);
|
|
void HAL_adc_start_conversion(const uint8_t adc_pin);
|
|
uint16_t HAL_adc_get_result(void);
|
|
bool HAL_adc_finished(void);
|
|
|
|
#endif // _HAL_LPC1768_H_
|