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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* 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 <https://www.gnu.org/licenses/>.
*
*/
#pragma once
/**
* Support routines for STM32GENERIC (Maple)
*/
/**
* Translation of routines & variables used by pinsDebug.h
*/
#ifndef BOARD_NR_GPIO_PINS // Only in STM32GENERIC (Maple)
#error "Expected BOARD_NR_GPIO_PINS not found"
#endif
#include "fastio.h"
extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS];
#define NUM_DIGITAL_PINS BOARD_NR_GPIO_PINS
#define NUMBER_PINS_TOTAL BOARD_NR_GPIO_PINS
#define VALID_PIN(pin) (pin >= 0 && pin < BOARD_NR_GPIO_PINS)
#define GET_ARRAY_PIN(p) pin_t(pin_array[p].pin)
#define pwm_status(pin) PWM_PIN(pin)
#define digitalRead_mod(p) extDigitalRead(p)
#define PRINT_PIN(p) do{ sprintf_P(buffer, PSTR("%3hd "), int16_t(p)); SERIAL_ECHO(buffer); }while(0)
#define PRINT_PORT(p) print_port(p)
#define PRINT_ARRAY_NAME(x) do{ sprintf_P(buffer, PSTR("%-" STRINGIFY(MAX_NAME_LENGTH) "s"), pin_array[x].name); SERIAL_ECHO(buffer); }while(0)
#define MULTI_NAME_PAD 21 // space needed to be pretty if not first name assigned to a pin
// pins that will cause hang/reset/disconnect in M43 Toggle and Watch utilities
#ifndef M43_NEVER_TOUCH
#define M43_NEVER_TOUCH(Q) (Q >= 9 && Q <= 12) // SERIAL/USB pins PA9(TX) PA10(RX)
#endif
static inline int8_t get_pin_mode(pin_t pin) {
return VALID_PIN(pin) ? _GET_MODE(pin) : -1;
}
static inline pin_t DIGITAL_PIN_TO_ANALOG_PIN(pin_t pin) {
if (!VALID_PIN(pin)) return -1;
int8_t adc_channel = int8_t(PIN_MAP[pin].adc_channel);
#ifdef NUM_ANALOG_INPUTS
if (adc_channel >= NUM_ANALOG_INPUTS) adc_channel = ADCx;
#endif
return pin_t(adc_channel);
}
static inline bool IS_ANALOG(pin_t pin) {
if (!VALID_PIN(pin)) return false;
if (PIN_MAP[pin].adc_channel != ADCx) {
#ifdef NUM_ANALOG_INPUTS
if (PIN_MAP[pin].adc_channel >= NUM_ANALOG_INPUTS) return false;
#endif
return _GET_MODE(pin) == GPIO_INPUT_ANALOG && !M43_NEVER_TOUCH(pin);
}
return false;
}
static inline bool GET_PINMODE(const pin_t pin) {
return VALID_PIN(pin) && !IS_INPUT(pin);
}
static inline bool GET_ARRAY_IS_DIGITAL(const int16_t array_pin) {
const pin_t pin = GET_ARRAY_PIN(array_pin);
return (!IS_ANALOG(pin)
#ifdef NUM_ANALOG_INPUTS
|| PIN_MAP[pin].adc_channel >= NUM_ANALOG_INPUTS
#endif
);
}
#include "../../inc/MarlinConfig.h" // Allow pins/pins.h to set density
static inline void pwm_details(const pin_t pin) {
if (PWM_PIN(pin)) {
timer_dev * const tdev = PIN_MAP[pin].timer_device;
const uint8_t channel = PIN_MAP[pin].timer_channel;
const char num = (
#if EITHER(STM32_HIGH_DENSITY, STM32_XL_DENSITY)
tdev == &timer8 ? '8' :
tdev == &timer5 ? '5' :
#endif
tdev == &timer4 ? '4' :
tdev == &timer3 ? '3' :
tdev == &timer2 ? '2' :
tdev == &timer1 ? '1' : '?'
);
char buffer[10];
sprintf_P(buffer, PSTR(" TIM%c CH%c"), num, ('0' + channel));
SERIAL_ECHO(buffer);
}
}
static inline void print_port(pin_t pin) {
const char port = 'A' + char(pin >> 4); // pin div 16
const int16_t gbit = PIN_MAP[pin].gpio_bit;
char buffer[8];
sprintf_P(buffer, PSTR("P%c%hd "), port, gbit);
if (gbit < 10) SERIAL_CHAR(' ');
SERIAL_ECHO(buffer);
}
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