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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
- */
-
- #ifdef BOARD_NR_GPIO_PINS // Only in STM32GENERIC (Maple)
-
- #ifdef __STM32F1__
- #include "../STM32F1/fastio.h"
- #elif defined(STM32F4) || defined(STM32F7)
- #include "../STM32_F4_F7/fastio.h"
- #else
- #include "fastio.h"
- #endif
-
- 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);
- }
-
- #endif // BOARD_NR_GPIO_PINS
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