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[2.0.x] Teensy 3.1 and 3.2 support (#11460)

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This commit is contained in:
Ilya Bukhonin
2018-08-28 05:49:49 +03:00
committed by Scott Lahteine
parent 409a0632af
commit 7ecb8b4af5
21 changed files with 1173 additions and 7 deletions
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90
Marlin/src/HAL/HAL_TEENSY31_32/HAL.cpp Normal file
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/* **************************************************************************
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 <http://www.gnu.org/licenses/>.
****************************************************************************/
/**
* Description: HAL for Teensy32 (MK20DX256)
*/
#ifdef __MK20DX256__
#include "HAL.h"
#include "../Delay.h"
#include <Wire.h>
uint16_t HAL_adc_result;
static const uint8_t pin2sc1a[] = {
5, 14, 8, 9, 13, 12, 6, 7, 15, 4, 0, 19, 3, 31, // 0-13, we treat them as A0-A13
5, 14, 8, 9, 13, 12, 6, 7, 15, 4, // 14-23 (A0-A9)
31, 31, 31, 31, 31, 31, 31, 31, 31, 31, // 24-33
0+64, 19+64, 3+64, 31+64, // 34-37 (A10-A13)
26, 22, 23, 27, 29, 30 // 38-43: temp. sensor, VREF_OUT, A14, bandgap, VREFH, VREFL. A14 isn't connected to anything in Teensy 3.0.
};
/*
// disable interrupts
void cli(void) { noInterrupts(); }
// enable interrupts
void sei(void) { interrupts(); }
*/
void HAL_adc_init() {
analog_init();
while (ADC0_SC3 & ADC_SC3_CAL) {}; // Wait for calibration to finish
NVIC_ENABLE_IRQ(IRQ_FTM1);
}
void HAL_clear_reset_source(void) { }
uint8_t HAL_get_reset_source(void) {
switch (RCM_SRS0) {
case 128: return RST_POWER_ON; break;
case 64: return RST_EXTERNAL; break;
case 32: return RST_WATCHDOG; break;
// case 8: return RST_LOSS_OF_LOCK; break;
// case 4: return RST_LOSS_OF_CLOCK; break;
// case 2: return RST_LOW_VOLTAGE; break;
}
return 0;
}
extern "C" {
extern char __bss_end;
extern char __heap_start;
extern void* __brkval;
int freeMemory() {
int free_memory;
if ((int)__brkval == 0)
free_memory = ((int)&free_memory) - ((int)&__bss_end);
else
free_memory = ((int)&free_memory) - ((int)__brkval);
return free_memory;
}
}
void HAL_adc_start_conversion(const uint8_t adc_pin) { ADC0_SC1A = pin2sc1a[adc_pin]; }
uint16_t HAL_adc_get_result(void) { return ADC0_RA; }
#endif // __MK20DX256__

159
Marlin/src/HAL/HAL_TEENSY31_32/HAL.h Normal file
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/**
* 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/>.
*
*/
/**
* Description: HAL for Teensy 3.5 and Teensy 3.6
*/
#pragma once
#define CPU_32_BIT
// _BV is re-defined in Arduino.h
#undef _BV
#include <Arduino.h>
// Redefine sq macro defined by teensy3/wiring.h
#undef sq
#define sq(x) ((x)*(x))
#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)))
#define RST_POWER_ON 1
#define RST_EXTERNAL 2
#define RST_BROWN_OUT 4
#define RST_WATCHDOG 8
#define RST_JTAG 16
#define RST_SOFTWARE 32
#define RST_BACKUP 64
// 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
#define HAL_ANALOG_SELECT(pin) NOOP;
void HAL_adc_start_conversion(const uint8_t adc_pin);
uint16_t HAL_adc_get_result(void);
/*
uint16_t HAL_getAdcReading(uint8_t chan);
void HAL_startAdcConversion(uint8_t chan);
uint8_t HAL_pinToAdcChannel(int pin);
uint16_t HAL_getAdcFreerun(uint8_t chan, bool wait_for_conversion = false);
//uint16_t HAL_getAdcSuperSample(uint8_t chan);
void HAL_enable_AdcFreerun(void);
//void HAL_disable_AdcFreerun(uint8_t chan);
*/
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)

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Marlin/src/HAL/HAL_TEENSY31_32/HAL_Servo_Teensy.cpp Normal file
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#ifdef __MK20DX256__
#include "../../inc/MarlinConfig.h"
#if HAS_SERVOS
#include "HAL_Servo_Teensy.h"
uint8_t servoPin[MAX_SERVOS] = { 0 };
int8_t libServo::attach(const int pin) {
if (this->servoIndex >= MAX_SERVOS) return -1;
if (pin > 0) servoPin[this->servoIndex] = pin;
return Servo::attach(servoPin[this->servoIndex]);
}
int8_t libServo::attach(const int pin, const int min, const int max) {
if (pin > 0) servoPin[this->servoIndex] = pin;
return Servo::attach(servoPin[this->servoIndex], min, max);
}
void libServo::move(const int value) {
constexpr uint16_t servo_delay[] = SERVO_DELAY;
static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
if (this->attach(0) >= 0) {
this->write(value);
safe_delay(servo_delay[this->servoIndex]);
#if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
this->detach();
#endif
}
}
#endif // HAS_SERVOS
#endif // __MK20DX256__

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Marlin/src/HAL/HAL_TEENSY31_32/HAL_Servo_Teensy.h Normal file
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/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include <Servo.h>
// Inherit and expand on the official library
class libServo : public Servo {
public:
int8_t attach(const int pin);
int8_t attach(const int pin, const int min, const int max);
void move(const int value);
private:
uint16_t min_ticks;
uint16_t max_ticks;
uint8_t servoIndex; // index into the channel data for this servo
};

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Marlin/src/HAL/HAL_TEENSY31_32/HAL_spi_Teensy.cpp Normal file
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/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#ifdef __MK20DX256__
#include "HAL.h"
#include <SPI.h>
#include <pins_arduino.h>
#include "spi_pins.h"
#include "../../core/macros.h"
static SPISettings spiConfig;
/**
* Standard SPI functions
*/
// Initialise SPI bus
void spiBegin(void) {
#if !PIN_EXISTS(SS)
#error "SS_PIN not defined!"
#endif
SET_OUTPUT(SS_PIN);
WRITE(SS_PIN, HIGH);
SET_OUTPUT(SCK_PIN);
SET_INPUT(MISO_PIN);
SET_OUTPUT(MOSI_PIN);
//#if DISABLED(SOFTWARE_SPI)
#if 0
// set SS high - may be chip select for another SPI device
#if SET_SPI_SS_HIGH
WRITE(SS_PIN, HIGH);
#endif
// set a default rate
spiInit(SPI_HALF_SPEED); // 1
#endif
}
// Configure SPI for specified SPI speed
void spiInit(uint8_t spiRate) {
// Use data rates Marlin uses
uint32_t clock;
switch (spiRate) {
case SPI_FULL_SPEED: clock = 10000000; break;
case SPI_HALF_SPEED: clock = 5000000; break;
case SPI_QUARTER_SPEED: clock = 2500000; break;
case SPI_EIGHTH_SPEED: clock = 1250000; break;
case SPI_SPEED_5: clock = 625000; break;
case SPI_SPEED_6: clock = 312500; break;
default: clock = 4000000; // Default from the SPI libarary
}
spiConfig = SPISettings(clock, MSBFIRST, SPI_MODE0);
SPI.begin();
}
// SPI receive a byte
uint8_t spiRec(void) {
SPI.beginTransaction(spiConfig);
const uint8_t returnByte = SPI.transfer(0xFF);
SPI.endTransaction();
return returnByte;
//SPDR = 0xFF;
//while (!TEST(SPSR, SPIF)) { /* Intentionally left empty */ }
//return SPDR;
}
// SPI read data
void spiRead(uint8_t* buf, uint16_t nbyte) {
SPI.beginTransaction(spiConfig);
SPI.transfer(buf, nbyte);
SPI.endTransaction();
//if (nbyte-- == 0) return;
// SPDR = 0xFF;
//for (uint16_t i = 0; i < nbyte; i++) {
// while (!TEST(SPSR, SPIF)) { /* Intentionally left empty */ }
// buf[i] = SPDR;
// SPDR = 0xFF;
//}
//while (!TEST(SPSR, SPIF)) { /* Intentionally left empty */ }
//buf[nbyte] = SPDR;
}
// SPI send a byte
void spiSend(uint8_t b) {
SPI.beginTransaction(spiConfig);
SPI.transfer(b);
SPI.endTransaction();
//SPDR = b;
//while (!TEST(SPSR, SPIF)) { /* nada */ }
}
// SPI send block
void spiSendBlock(uint8_t token, const uint8_t* buf) {
SPI.beginTransaction(spiConfig);
SPDR = token;
for (uint16_t i = 0; i < 512; i += 2) {
while (!TEST(SPSR, SPIF)) { /* nada */ };
SPDR = buf[i];
while (!TEST(SPSR, SPIF)) { /* nada */ };
SPDR = buf[i + 1];
}
while (!TEST(SPSR, SPIF)) { /* nada */ };
SPI.endTransaction();
}
// Begin SPI transaction, set clock, bit order, data mode
void spiBeginTransaction(uint32_t spiClock, uint8_t bitOrder, uint8_t dataMode) {
spiConfig = SPISettings(spiClock, bitOrder, dataMode);
SPI.beginTransaction(spiConfig);
}
#endif // __MK20DX256__

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Marlin/src/HAL/HAL_TEENSY31_32/HAL_timers_Teensy.cpp Normal file
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/* **************************************************************************
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 <http://www.gnu.org/licenses/>.
****************************************************************************/
/**
* Teensy3.2 __MK20DX256__
*/
#ifdef __MK20DX256__
#include "HAL.h"
#include "HAL_timers_Teensy.h"
/** \brief Instruction Synchronization Barrier
Instruction Synchronization Barrier flushes the pipeline in the processor,
so that all instructions following the ISB are fetched from cache or
memory, after the instruction has been completed.
*/
FORCE_INLINE static void __ISB(void) {
__asm__ __volatile__("isb 0xF":::"memory");
}
/** \brief Data Synchronization Barrier
This function acts as a special kind of Data Memory Barrier.
It completes when all explicit memory accesses before this instruction complete.
*/
FORCE_INLINE static void __DSB(void) {
__asm__ __volatile__("dsb 0xF":::"memory");
}
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
switch (timer_num) {
case 0:
FTM0_MODE = FTM_MODE_WPDIS | FTM_MODE_FTMEN;
FTM0_SC = 0x00; // Set this to zero before changing the modulus
FTM0_CNT = 0x0000; // Reset the count to zero
FTM0_MOD = 0xFFFF; // max modulus = 65535
FTM0_C0V = FTM0_TIMER_RATE / frequency; // Initial FTM Channel 0 compare value
FTM0_SC = (FTM_SC_CLKS(0b1) & FTM_SC_CLKS_MASK) | (FTM_SC_PS(FTM0_TIMER_PRESCALE_BITS) & FTM_SC_PS_MASK); // Bus clock 60MHz divided by prescaler 8
FTM0_C0SC = FTM_CSC_CHIE | FTM_CSC_MSA | FTM_CSC_ELSA;
break;
case 1:
FTM1_MODE = FTM_MODE_WPDIS | FTM_MODE_FTMEN; // Disable write protection, Enable FTM1
FTM1_SC = 0x00; // Set this to zero before changing the modulus
FTM1_CNT = 0x0000; // Reset the count to zero
FTM1_MOD = 0xFFFF; // max modulus = 65535
FTM1_C0V = FTM1_TIMER_RATE / frequency; // Initial FTM Channel 0 compare value 65535
FTM1_SC = (FTM_SC_CLKS(0b1) & FTM_SC_CLKS_MASK) | (FTM_SC_PS(FTM1_TIMER_PRESCALE_BITS) & FTM_SC_PS_MASK); // Bus clock 60MHz divided by prescaler 4
FTM1_C0SC = FTM_CSC_CHIE | FTM_CSC_MSA | FTM_CSC_ELSA;
break;
}
}
void HAL_timer_enable_interrupt(const uint8_t timer_num) {
switch(timer_num) {
case 0: NVIC_ENABLE_IRQ(IRQ_FTM0); break;
case 1: NVIC_ENABLE_IRQ(IRQ_FTM1); break;
}
}
void HAL_timer_disable_interrupt(const uint8_t timer_num) {
switch (timer_num) {
case 0: NVIC_DISABLE_IRQ(IRQ_FTM0); break;
case 1: NVIC_DISABLE_IRQ(IRQ_FTM1); break;
}
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
}
bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
switch (timer_num) {
case 0: return NVIC_IS_ENABLED(IRQ_FTM0);
case 1: return NVIC_IS_ENABLED(IRQ_FTM1);
}
return false;
}
void HAL_timer_isr_prologue(const uint8_t timer_num) {
switch(timer_num) {
case 0:
FTM0_CNT = 0x0000;
FTM0_SC &= ~FTM_SC_TOF; // Clear FTM Overflow flag
FTM0_C0SC &= ~FTM_CSC_CHF; // Clear FTM Channel Compare flag
break;
case 1:
FTM1_CNT = 0x0000;
FTM1_SC &= ~FTM_SC_TOF; // Clear FTM Overflow flag
FTM1_C0SC &= ~FTM_CSC_CHF; // Clear FTM Channel Compare flag
break;
}
}
#endif // __MK20DX256__

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Marlin/src/HAL/HAL_TEENSY31_32/HAL_timers_Teensy.h Normal file
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/* **************************************************************************
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/>.
****************************************************************************/
/**
* Description: HAL for
* Teensy3.2 (__MK20DX256__)
*/
#pragma once
// --------------------------------------------------------------------------
// Includes
// --------------------------------------------------------------------------
#include <stdint.h>
// --------------------------------------------------------------------------
// Defines
// --------------------------------------------------------------------------
#define FORCE_INLINE __attribute__((always_inline)) inline
typedef uint32_t hal_timer_t;
#define HAL_TIMER_TYPE_MAX 0xFFFFFFFF
#define FTM0_TIMER_PRESCALE 8
#define FTM1_TIMER_PRESCALE 4
#define FTM0_TIMER_PRESCALE_BITS 0b011
#define FTM1_TIMER_PRESCALE_BITS 0b010
#define FTM0_TIMER_RATE (F_BUS / FTM0_TIMER_PRESCALE) // 60MHz / 8 = 7500kHz
#define FTM1_TIMER_RATE (F_BUS / FTM1_TIMER_PRESCALE) // 60MHz / 4 = 15MHz
#define HAL_TIMER_RATE (FTM0_TIMER_RATE)
#define STEP_TIMER_NUM 0
#define TEMP_TIMER_NUM 1
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#define TEMP_TIMER_FREQUENCY 1000
#define STEPPER_TIMER_RATE HAL_TIMER_RATE
#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000)
#define STEPPER_TIMER_PRESCALE (CYCLES_PER_MICROSECOND / STEPPER_TIMER_TICKS_PER_US)
#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_STEP_TIMER_ISR extern "C" void ftm0_isr(void) //void TC3_Handler()
#define HAL_TEMP_TIMER_ISR extern "C" void ftm1_isr(void) //void TC4_Handler()
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
switch (timer_num) {
case 0: FTM0_C0V = compare; break;
case 1: FTM1_C0V = compare; break;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
switch (timer_num) {
case 0: return FTM0_C0V;
case 1: return FTM1_C0V;
}
return 0;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
switch (timer_num) {
case 0: return FTM0_CNT;
case 1: return FTM1_CNT;
}
return 0;
}
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);
void HAL_timer_isr_prologue(const uint8_t timer_num);
#define HAL_timer_isr_epilogue(TIMER_NUM)

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Marlin/src/HAL/HAL_TEENSY31_32/SanityCheck.h Normal file
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/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
/**
* Test TEENSY35_36 specific configuration values for errors at compile-time.
*/
#if ENABLED(EMERGENCY_PARSER)
#error "EMERGENCY_PARSER is not yet implemented for Teensy 3.1/3.2. Disable EMERGENCY_PARSER to continue."
#endif

86
Marlin/src/HAL/HAL_TEENSY31_32/endstop_interrupts.h Normal file
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@@ -0,0 +1,86 @@
/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
/**
* Endstop Interrupts
*
* Without endstop interrupts the endstop pins must be polled continually in
* the temperature-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)
*/
#pragma once
#include "../../module/endstops.h"
// One ISR for all EXT-Interrupts
void endstop_ISR(void) { endstops.update(); }
/**
* Endstop interrupts for Due based targets.
* On Due, all pins support external interrupt capability.
*/
void setup_endstop_interrupts( void ) {
#if HAS_X_MAX
attachInterrupt(digitalPinToInterrupt(X_MAX_PIN), endstop_ISR, CHANGE); // assign it
#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
}

92
Marlin/src/HAL/HAL_TEENSY31_32/fastio_Teensy.h Normal file
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@@ -0,0 +1,92 @@
/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
/**
* Fast I/O Routines for Teensy 3.5 and Teensy 3.6
* Use direct port manipulation to save scads of processor time.
* Contributed by Triffid_Hunter and modified by Kliment, thinkyhead, Bob-the-Kuhn, et.al.
*/
#pragma once
#ifndef MASK
#define MASK(PIN) (1 << PIN)
#endif
#define GPIO_BITBAND_ADDR(reg, bit) (((uint32_t)&(reg) - 0x40000000) * 32 + (bit) * 4 + 0x42000000)
#define GPIO_BITBAND(reg, bit) (*(uint32_t *)GPIO_BITBAND_ADDR((reg), (bit)))
/**
* Magic I/O routines
*
* Now you can simply SET_OUTPUT(PIN); WRITE(PIN, HIGH); WRITE(PIN, LOW);
*
* Why double up on these macros? see http://gcc.gnu.org/onlinedocs/cpp/Stringification.html
*/
#define _READ(p) bool(CORE_PIN ## p ## _PINREG & CORE_PIN ## p ## _BITMASK)
#define _WRITE(P,V) do{ \
if (V) CORE_PIN ## P ## _PORTSET = CORE_PIN ## P ## _BITMASK; \
else CORE_PIN ## P ## _PORTCLEAR = CORE_PIN ## P ## _BITMASK; \
}while(0)
#define _TOGGLE(P) (*(&(CORE_PIN ## P ## _PORTCLEAR)+1) = CORE_PIN ## P ## _BITMASK)
#define _SET_INPUT(P) do{ \
CORE_PIN ## P ## _CONFIG = PORT_PCR_MUX(1); \
GPIO_BITBAND(CORE_PIN ## P ## _DDRREG , CORE_PIN ## P ## _BIT) = 0; \
}while(0)
#define _SET_OUTPUT(P) do{ \
CORE_PIN ## P ## _CONFIG = PORT_PCR_MUX(1)|PORT_PCR_SRE|PORT_PCR_DSE; \
GPIO_BITBAND(CORE_PIN ## P ## _DDRREG , CORE_PIN ## P ## _BIT) = 1; \
}while(0)
#define _SET_INPUT_PULLUP(P) do{ \
CORE_PIN ## P ## _CONFIG = PORT_PCR_MUX(1) | PORT_PCR_PE | PORT_PCR_PS; \
GPIO_BITBAND(CORE_PIN ## P ## _DDRREG , CORE_PIN ## P ## _BIT) = 0; \
}while(0)
#define _GET_INPUT(P) ((CORE_PIN ## P ## _DDRREG & CORE_PIN ## P ## _BITMASK) == 0)
#define _GET_OUTPUT(P) ((CORE_PIN ## P ## _DDRREG & CORE_PIN ## P ## _BITMASK) == 0)
#define READ(IO) _READ(IO)
#define WRITE_VAR(IO,V) _WRITE_VAR(IO,V)
#define WRITE(IO,V) _WRITE(IO,V)
#define TOGGLE(IO) _TOGGLE(IO)
#define SET_INPUT(IO) _SET_INPUT(IO)
#define SET_INPUT_PULLUP(IO) _SET_INPUT_PULLUP(IO)
#define SET_OUTPUT(IO) _SET_OUTPUT(IO)
#define GET_INPUT(IO) _GET_INPUT(IO)
#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
#define OUT_WRITE(IO,V) do{ SET_OUTPUT(IO); WRITE(IO,V); }while(0)
/**
* Ports, functions, and pins
*/
#define DIO0_PIN 8

51
Marlin/src/HAL/HAL_TEENSY31_32/persistent_store_impl.cpp Normal file
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@@ -0,0 +1,51 @@
#ifdef __MK20DX256__
#include "../../inc/MarlinConfig.h"
#if ENABLED(EEPROM_SETTINGS)
#include "../persistent_store_api.h"
namespace HAL {
namespace PersistentStore {
bool access_start() { return true; }
bool access_finish() { return true; }
bool write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
while (size--) {
uint8_t * const p = (uint8_t * const)pos;
uint8_t v = *value;
// EEPROM has only ~100,000 write cycles,
// so only write bytes that have changed!
if (v != eeprom_read_byte(p)) {
eeprom_write_byte(p, v);
if (eeprom_read_byte(p) != v) {
SERIAL_ECHO_START();
SERIAL_ECHOLNPGM(MSG_ERR_EEPROM_WRITE);
return true;
}
}
crc16(crc, &v, 1);
pos++;
value++;
};
return false;
}
bool read_data(int &pos, uint8_t* value, uint16_t size, uint16_t *crc, const bool writing/*=true*/) {
do {
uint8_t c = eeprom_read_byte((unsigned char*)pos);
if (writing) *value = c;
crc16(crc, &c, 1);
pos++;
value++;
} while (--size);
return false;
}
} // PersistentStore
} // HAL
#endif // EEPROM_SETTINGS
#endif // __MK20DX256__

1
Marlin/src/HAL/HAL_TEENSY31_32/pinsDebug.h Normal file
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@@ -0,0 +1 @@
#error "Debug pins is not supported on the Teensy 3.1 / 3.2 Platform!"

28
Marlin/src/HAL/HAL_TEENSY31_32/spi_pins.h Normal file
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@@ -0,0 +1,28 @@
/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#define SCK_PIN 13
#define MISO_PIN 12
#define MOSI_PIN 11
#define SS_PIN 20 //SDSS // A.28, A.29, B.21, C.26, C.29

39
Marlin/src/HAL/HAL_TEENSY31_32/watchdog_Teensy.cpp Normal file
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@@ -0,0 +1,39 @@
/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#ifdef __MK20DX256__
#include "../../inc/MarlinConfig.h"
#if ENABLED(USE_WATCHDOG)
#include "watchdog_Teensy.h"
void watchdog_init() {
WDOG_TOVALH = 0;
WDOG_TOVALL = 4000;
WDOG_STCTRLH = WDOG_STCTRLH_WDOGEN;
}
#endif // USE_WATCHDOG
#endif // __MK20DX256__

35
Marlin/src/HAL/HAL_TEENSY31_32/watchdog_Teensy.h Normal file
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@@ -0,0 +1,35 @@
/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include "HAL.h"
// Arduino Due core now has watchdog support
void watchdog_init();
inline void watchdog_reset() {
// Watchdog refresh sequence
WDOG_REFRESH = 0xA602;
WDOG_REFRESH = 0xB480;
}

2
Marlin/src/HAL/platforms.h
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@@ -7,6 +7,8 @@
#define HAL_PLATFORM HAL_AVR
#elif defined(ARDUINO_ARCH_SAM)
#define HAL_PLATFORM HAL_DUE
#elif defined(__MK20DX256__)
#define HAL_PLATFORM HAL_TEENSY31_32
#elif defined(__MK64FX512__) || defined(__MK66FX1M0__)
#define HAL_PLATFORM HAL_TEENSY35_36
#elif defined(TARGET_LPC1768)

11
Marlin/src/HAL/shared/backtrace/unwmemaccess.cpp
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@@ -84,6 +84,17 @@
#define END_FLASH_ADDR 0x08100000
#endif
#ifdef __MK20DX256__
// For MK20DX256 in TEENSY 3.1 or TEENSY 3.2
// SRAM (0x1FFF8000 - 0x20008000) (64kb)
// FLASH (0x00000000 - 0x00040000) (256kb)
//
#define START_SRAM_ADDR 0x1FFF8000
#define END_SRAM_ADDR 0x20008000
#define START_FLASH_ADDR 0x00000000
#define END_FLASH_ADDR 0x00040000
#endif
#ifdef __MK64FX512__
// For MK64FX512 in TEENSY 3.5
// SRAM (0x1FFF0000 - 0x20020000) (192kb)

12
Marlin/src/HAL/shared/servo.h
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@@ -66,12 +66,12 @@
* With DEACTIVATE_SERVOS_AFTER_MOVE wait SERVO_DELAY and detach.
*/
#ifndef SERVO_H
#define SERVO_H
#if IS_32BIT_TEENSY
#include "../HAL_TEENSY35_36/HAL_Servo_Teensy.h" // Teensy HAL uses an inherited library
#pragma once
#if IS_TEENSY32
#include "../HAL_TEENSY31_32/HAL_Servo_Teensy.h"
#elif IS_TEENSY35 || IS_TEENSY36
#include "../HAL_TEENSY35_36/HAL_Servo_Teensy.h"
#elif defined(TARGET_LPC1768)
#include "../HAL_LPC1768/LPC1768_Servo.h"
#elif defined(STM32F1) || defined(STM32F1xx)
@@ -111,5 +111,3 @@
};
#endif
#endif // SERVO_H