128 lines
4.2 KiB
C
128 lines
4.2 KiB
C
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* Support routines for STM32F1
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*/
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#ifdef __STM32F1__
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/**
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* Translation of routines & variables used by pinsDebug.h
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*/
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#include "fastio_STM32F1.h"
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extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS];
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#define NUM_DIGITAL_PINS BOARD_NR_GPIO_PINS
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#define NUMBER_PINS_TOTAL BOARD_NR_GPIO_PINS
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#define VALID_PIN(pin) (pin >= 0 && pin < BOARD_NR_GPIO_PINS)
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#define GET_ARRAY_PIN(p) pin_t(pin_array[p].pin)
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#define pwm_status(pin) PWM_PIN(pin)
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#define digitalRead_mod(p) extDigitalRead(p)
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#define NAME_FORMAT(p) PSTR("%-##p##s")
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#define PRINT_PIN(p) do{ sprintf_P(buffer, PSTR("%3hd "), int16_t(p)); SERIAL_ECHO(buffer); }while(0)
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#define PRINT_PORT(p) print_port(p)
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#define PRINT_ARRAY_NAME(x) do {sprintf_P(buffer, PSTR("%-" STRINGIFY(MAX_NAME_LENGTH) "s"), pin_array[x].name); SERIAL_ECHO(buffer);} while (0)
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#define MULTI_NAME_PAD 20 // spaces needed to be pretty if not first name assigned to a pin
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// pins that will cause hang/reset/disconnect in M43 Toggle and Watch utilities
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#ifndef M43_NEVER_TOUCH
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#define M43_NEVER_TOUCH(Q) (Q >= 9 && Q <= 12) // SERIAL/USB pins PA9(TX) PA10(RX)
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#endif
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static inline int8_t get_pin_mode(pin_t pin) {
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return VALID_PIN(pin) ? _GET_MODE(pin) : -1;
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}
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static inline pin_t DIGITAL_PIN_TO_ANALOG_PIN(pin_t pin) {
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if (!VALID_PIN(pin)) return -1;
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int8_t adc_channel = int8_t(PIN_MAP[pin].adc_channel);
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#ifdef NUM_ANALOG_INPUTS
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if (adc_channel >= NUM_ANALOG_INPUTS) adc_channel = ADCx;
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#endif
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return pin_t(adc_channel);
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}
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static inline bool IS_ANALOG(pin_t pin) {
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if (!VALID_PIN(pin)) return false;
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if (PIN_MAP[pin].adc_channel != ADCx) {
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#ifdef NUM_ANALOG_INPUTS
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if (PIN_MAP[pin].adc_channel >= NUM_ANALOG_INPUTS) return false;
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#endif
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return _GET_MODE(pin) == GPIO_INPUT_ANALOG && !M43_NEVER_TOUCH(pin);
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}
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return false;
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}
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static inline bool GET_PINMODE(pin_t pin) {
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return VALID_PIN(pin) ? !IS_INPUT(pin) : false;
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}
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static inline bool GET_ARRAY_IS_DIGITAL(int16_t array_pin) {
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pin_t pin = GET_ARRAY_PIN(array_pin);
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bool isDigital = !IS_ANALOG(pin);
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#ifdef NUM_ANALOG_INPUTS
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if (!isDigital && PIN_MAP[pin].adc_channel >= NUM_ANALOG_INPUTS)
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isDigital = true;
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#endif
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return isDigital;
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}
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static inline void pwm_details(pin_t pin) {
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if (PWM_PIN(pin)) {
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char buffer[16], num = '?';
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timer_dev * const tdev = PIN_MAP[pin].timer_device;
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const uint8_t channel = PIN_MAP[pin].timer_channel;
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if (tdev == &timer1) num = '1';
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else if (tdev == &timer1) num = '1';
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else if (tdev == &timer2) num = '2';
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else if (tdev == &timer3) num = '3';
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else if (tdev == &timer4) num = '4';
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#ifdef STM32_HIGH_DENSITY
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else if (tdev == &timer5) num = '5';
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else if (tdev == &timer8) num = '8';
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#endif
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sprintf_P(buffer, PSTR(" TIM%c CH%c"), num, ('0' + channel));
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SERIAL_ECHO(buffer);
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}
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}
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static inline void print_port(pin_t pin) {
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char buffer[8];
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char port = 'A' + char(pin >> 4); // pin div 16
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/* seems not to be required for our devices
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gpio_dev* gp = PIN_MAP[pin].gpio_device;
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if (gp == &gpioa) port = 'A';
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else if (gp == &gpiob) port = 'B';
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else if (gp == &gpioc) port = 'C';
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else if (gp == &gpiod) port = 'D';
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#if STM32_NR_GPIO_PORTS > 4
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else if (gp == &gpioe) port = 'E';
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else if (gp == &gpiof) port = 'F';
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else if (gp == &gpiog) port = 'G';
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#endif
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*/
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const int16_t gbit = PIN_MAP[pin].gpio_bit;
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sprintf_P(buffer, PSTR("P%c%hd "), port, gbit);
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if (gbit < 10) SERIAL_CHAR(' ');
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SERIAL_ECHO(buffer);
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}
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#endif // __STM32F1__
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