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MarlinFirmware/Marlin/src/HAL/HAL_TEENSY31_32/HAL.h

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/**
* Marlin 3D Printer Firmware
*
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* Copyright (c) 2019 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/>.
*
*/
/**
* Description: HAL for Teensy 3.5 and Teensy 3.6
*/
#pragma once
#define CPU_32_BIT
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#include "../shared/Marduino.h"
#include "../math_32bit.h"
#include "../HAL_SPI.h"
#include "fastio_Teensy.h"
#include "watchdog_Teensy.h"
#include "HAL_timers_Teensy.h"
#include <stdint.h>
#define ST7920_DELAY_1 DELAY_NS(600)
#define ST7920_DELAY_2 DELAY_NS(750)
#define ST7920_DELAY_3 DELAY_NS(750)
//#undef MOTHERBOARD
//#define MOTHERBOARD BOARD_TEENSY31_32
#define IS_32BIT_TEENSY defined(__MK20DX256__)
#define IS_TEENSY32 defined(__MK20DX256__)
#define NUM_SERIAL 1
#if SERIAL_PORT == -1
#define MYSERIAL0 SerialUSB
#elif SERIAL_PORT == 0
#define MYSERIAL0 Serial
#elif SERIAL_PORT == 1
#define MYSERIAL0 Serial1
#elif SERIAL_PORT == 2
#define MYSERIAL0 Serial2
#elif SERIAL_PORT == 3
#define MYSERIAL0 Serial3
#endif
#define HAL_SERVO_LIB libServo
typedef int8_t pin_t;
#ifndef analogInputToDigitalPin
#define analogInputToDigitalPin(p) ((p < 12u) ? (p) + 54u : -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()
#ifndef strncpy_P
#define strncpy_P(dest, src, num) strncpy((dest), (src), (num))
#endif
// Fix bug in pgm_read_ptr
#undef pgm_read_ptr
#define pgm_read_ptr(addr) (*((void**)(addr)))
// Add type-checking to pgm_read_word
#undef pgm_read_word
#define pgm_read_word(addr) (*((uint16_t*)(addr)))
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inline void HAL_init(void) { }
// Clear the reset reason
void HAL_clear_reset_source(void);
// Get the reason for the reset
uint8_t HAL_get_reset_source(void);
FORCE_INLINE void _delay_ms(const int delay_ms) { delay(delay_ms); }
extern "C" {
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
void HAL_adc_init();
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
#define HAL_READ_ADC() HAL_adc_get_result()
#define HAL_ADC_READY() true
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#define HAL_ANALOG_SELECT(pin)
void HAL_adc_start_conversion(const uint8_t adc_pin);
uint16_t HAL_adc_get_result(void);
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)