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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/>.
- *
- */
-
- #ifndef __HAL_PINMAPPING_H__
- #define __HAL_PINMAPPING_H__
- #include "../../core/macros.h"
-
- typedef int16_t pin_t;
-
- const uint8_t PIN_FEATURE_INTERRUPT = 1 << 0;
- const uint8_t PIN_FEATURE_PWM = 1 << 1;
- constexpr uint8_t PIN_FEATURE_ADC(const int8_t chan) { return (((chan + 1) & 0b1111) << 2); }
-
- constexpr pin_t LPC1768_PIN(const uint8_t port, const uint8_t pin, const uint8_t feat = 0) {
- return (((pin_t)feat << 8) | (((pin_t)port & 0x7) << 5) | ((pin_t)pin & 0x1F));
- }
-
- constexpr uint8_t LPC1768_PIN_PORT(const pin_t pin) { return ((uint8_t)((pin >> 5) & 0b111)); }
- constexpr uint8_t LPC1768_PIN_PIN(const pin_t pin) { return ((uint8_t)(pin & 0b11111)); }
- constexpr bool LPC1768_PIN_INTERRUPT(const pin_t pin) { return (((pin >> 8) & PIN_FEATURE_INTERRUPT) != 0); }
- constexpr bool LPC1768_PIN_PWM(const pin_t pin) { return (((pin >> 8) & PIN_FEATURE_PWM) != 0); }
- constexpr int8_t LPC1768_PIN_ADC(const pin_t pin) { return (int8_t)((pin >> 8) & 0b1111) - 1; }
-
- // ******************
- // Runtime pinmapping
- // ******************
- #if SERIAL_PORT != 3
- const pin_t P0_0 = LPC1768_PIN(0, 0, PIN_FEATURE_INTERRUPT);
- const pin_t P0_1 = LPC1768_PIN(0, 1, PIN_FEATURE_INTERRUPT);
- #endif
- #if SERIAL_PORT != 0
- const pin_t P0_2 = LPC1768_PIN(0, 2, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(7));
- const pin_t P0_3 = LPC1768_PIN(0, 3, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(6));
- #endif
- const pin_t P0_4 = LPC1768_PIN(0, 4, PIN_FEATURE_INTERRUPT);
- const pin_t P0_5 = LPC1768_PIN(0, 5, PIN_FEATURE_INTERRUPT);
- const pin_t P0_6 = LPC1768_PIN(0, 6, PIN_FEATURE_INTERRUPT);
- const pin_t P0_7 = LPC1768_PIN(0, 7, PIN_FEATURE_INTERRUPT);
- const pin_t P0_8 = LPC1768_PIN(0, 8, PIN_FEATURE_INTERRUPT);
- const pin_t P0_9 = LPC1768_PIN(0, 9, PIN_FEATURE_INTERRUPT);
- #if SERIAL_PORT != 2
- const pin_t P0_10 = LPC1768_PIN(0, 10, PIN_FEATURE_INTERRUPT);
- const pin_t P0_11 = LPC1768_PIN(0, 11, PIN_FEATURE_INTERRUPT);
- #endif
- #if SERIAL_PORT != 1
- const pin_t P0_15 = LPC1768_PIN(0, 15, PIN_FEATURE_INTERRUPT);
- const pin_t P0_16 = LPC1768_PIN(0, 16, PIN_FEATURE_INTERRUPT);
- #endif
- const pin_t P0_17 = LPC1768_PIN(0, 17, PIN_FEATURE_INTERRUPT);
- const pin_t P0_18 = LPC1768_PIN(0, 18, PIN_FEATURE_INTERRUPT);
- const pin_t P0_19 = LPC1768_PIN(0, 19, PIN_FEATURE_INTERRUPT);
- const pin_t P0_20 = LPC1768_PIN(0, 20, PIN_FEATURE_INTERRUPT);
- const pin_t P0_21 = LPC1768_PIN(0, 21, PIN_FEATURE_INTERRUPT);
- const pin_t P0_22 = LPC1768_PIN(0, 22, PIN_FEATURE_INTERRUPT);
- const pin_t P0_23 = LPC1768_PIN(0, 23, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(0));
- const pin_t P0_24 = LPC1768_PIN(0, 24, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(1));
- const pin_t P0_25 = LPC1768_PIN(0, 25, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(2));
- const pin_t P0_26 = LPC1768_PIN(0, 26, PIN_FEATURE_INTERRUPT | PIN_FEATURE_ADC(3));
- const pin_t P0_27 = LPC1768_PIN(0, 27, PIN_FEATURE_INTERRUPT);
- const pin_t P0_28 = LPC1768_PIN(0, 28, PIN_FEATURE_INTERRUPT);
- const pin_t P0_29 = LPC1768_PIN(0, 29, PIN_FEATURE_INTERRUPT);
- const pin_t P0_30 = LPC1768_PIN(0, 30, PIN_FEATURE_INTERRUPT);
- const pin_t P1_0 = LPC1768_PIN(1, 0);
- const pin_t P1_1 = LPC1768_PIN(1, 1);
- const pin_t P1_4 = LPC1768_PIN(1, 4);
- const pin_t P1_8 = LPC1768_PIN(1, 8);
- const pin_t P1_9 = LPC1768_PIN(1, 9);
- const pin_t P1_10 = LPC1768_PIN(1, 10);
- const pin_t P1_14 = LPC1768_PIN(1, 14);
- const pin_t P1_15 = LPC1768_PIN(1, 15);
- const pin_t P1_16 = LPC1768_PIN(1, 16);
- const pin_t P1_17 = LPC1768_PIN(1, 17);
- const pin_t P1_18 = LPC1768_PIN(1, 18, PIN_FEATURE_PWM);
- const pin_t P1_19 = LPC1768_PIN(1, 19);
- const pin_t P1_20 = LPC1768_PIN(1, 20, PIN_FEATURE_PWM);
- const pin_t P1_21 = LPC1768_PIN(1, 21, PIN_FEATURE_PWM);
- const pin_t P1_22 = LPC1768_PIN(1, 22);
- const pin_t P1_23 = LPC1768_PIN(1, 23, PIN_FEATURE_PWM);
- const pin_t P1_24 = LPC1768_PIN(1, 24, PIN_FEATURE_PWM);
- const pin_t P1_25 = LPC1768_PIN(1, 25);
- const pin_t P1_26 = LPC1768_PIN(1, 26, PIN_FEATURE_PWM);
- const pin_t P1_27 = LPC1768_PIN(1, 27);
- const pin_t P1_28 = LPC1768_PIN(1, 28);
- const pin_t P1_29 = LPC1768_PIN(1, 29);
- const pin_t P1_30 = LPC1768_PIN(1, 30, PIN_FEATURE_ADC(4));
- const pin_t P1_31 = LPC1768_PIN(1, 31, PIN_FEATURE_ADC(5));
- const pin_t P2_0 = LPC1768_PIN(2, 0, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_1 = LPC1768_PIN(2, 1, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_2 = LPC1768_PIN(2, 2, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_3 = LPC1768_PIN(2, 3, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_4 = LPC1768_PIN(2, 4, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_5 = LPC1768_PIN(2, 5, PIN_FEATURE_INTERRUPT | PIN_FEATURE_PWM);
- const pin_t P2_6 = LPC1768_PIN(2, 6, PIN_FEATURE_INTERRUPT);
- const pin_t P2_7 = LPC1768_PIN(2, 7, PIN_FEATURE_INTERRUPT);
- const pin_t P2_8 = LPC1768_PIN(2, 8, PIN_FEATURE_INTERRUPT);
- const pin_t P2_9 = LPC1768_PIN(2, 9, PIN_FEATURE_INTERRUPT);
- const pin_t P2_10 = LPC1768_PIN(2, 10, PIN_FEATURE_INTERRUPT);
- const pin_t P2_11 = LPC1768_PIN(2, 11, PIN_FEATURE_INTERRUPT);
- const pin_t P2_12 = LPC1768_PIN(2, 12, PIN_FEATURE_INTERRUPT);
- const pin_t P2_13 = LPC1768_PIN(2, 13, PIN_FEATURE_INTERRUPT);
- const pin_t P3_25 = LPC1768_PIN(3, 25, PIN_FEATURE_PWM);
- const pin_t P3_26 = LPC1768_PIN(3, 26, PIN_FEATURE_PWM);
- const pin_t P4_28 = LPC1768_PIN(4, 28);
- const pin_t P4_29 = LPC1768_PIN(4, 29);
-
- constexpr bool VALID_PIN(const pin_t p) {
- return (
- #if SERIAL_PORT == 0
- (LPC1768_PIN_PORT(p) == 0 && LPC1768_PIN_PIN(p) <= 1) ||
- (LPC1768_PIN_PORT(p) == 0 && WITHIN(LPC1768_PIN_PIN(p), 4, 11)) ||
- #elif SERIAL_PORT == 2
- (LPC1768_PIN_PORT(p) == 0 && LPC1768_PIN_PIN(p) <= 9) ||
- #elif SERIAL_PORT == 3
- (LPC1768_PIN_PORT(p) == 0 && WITHIN(LPC1768_PIN_PIN(p), 2, 11)) ||
- #else
- (LPC1768_PIN_PORT(p) == 0 && LPC1768_PIN_PIN(p) <= 11) ||
- #endif
- #if SERIAL_PORT == 1
- (LPC1768_PIN_PORT(p) == 0 && WITHIN(LPC1768_PIN_PIN(p), 17, 30)) ||
- #else
- (LPC1768_PIN_PORT(p) == 0 && WITHIN(LPC1768_PIN_PIN(p), 15, 30)) ||
- #endif
- (LPC1768_PIN_PORT(p) == 1 && LPC1768_PIN_PIN(p) == 1) ||
- (LPC1768_PIN_PORT(p) == 1 && LPC1768_PIN_PIN(p) == 4) ||
- (LPC1768_PIN_PORT(p) == 1 && WITHIN(LPC1768_PIN_PIN(p), 8, 10)) ||
- (LPC1768_PIN_PORT(p) == 1 && WITHIN(LPC1768_PIN_PIN(p), 14, 31)) ||
- (LPC1768_PIN_PORT(p) == 2 && LPC1768_PIN_PIN(p) <= 13) ||
- (LPC1768_PIN_PORT(p) == 3 && WITHIN(LPC1768_PIN_PIN(p), 25, 26)) ||
- (LPC1768_PIN_PORT(p) == 4 && WITHIN(LPC1768_PIN_PIN(p), 28, 29))
- );
- }
-
- constexpr bool PWM_PIN(const pin_t p) {
- return (VALID_PIN(p) && LPC1768_PIN_PWM(p));
- }
-
- constexpr bool INTERRUPT_PIN(const pin_t p) {
- return (VALID_PIN(p) && LPC1768_PIN_INTERRUPT(p));
- }
-
- #if SERIAL_PORT == 0
- #define NUM_ANALOG_INPUTS 6
- #else
- #define NUM_ANALOG_INPUTS 8
- #endif
-
- constexpr pin_t adc_pin_table[] = {
- P0_23, P0_24, P0_25, P0_26, P1_30, P1_31,
- #if SERIAL_PORT != 0
- P0_3, P0_2
- #endif
- };
-
- constexpr pin_t analogInputToDigitalPin(const uint8_t p) {
- return (p < COUNT(adc_pin_table) ? adc_pin_table[p] : -1);
- }
-
- constexpr int8_t DIGITAL_PIN_TO_ANALOG_PIN(const pin_t p) {
- return (VALID_PIN(p) ? LPC1768_PIN_ADC(p) : -1);
- }
-
- // P0.6 thru P0.9 are for the onboard SD card
- // P0.29 and P0.30 are for the USB port
- #define HAL_SENSITIVE_PINS P0_6, P0_7, P0_8, P0_9, P0_29, P0_30
-
- // Pin map for M43 and M226
- const pin_t pin_map[] = {
- #if SERIAL_PORT != 3
- P0_0, P0_1,
- #endif
- #if SERIAL_PORT != 0
- P0_2, P0_3,
- #endif
- P0_4, P0_5, P0_6, P0_7, P0_8, P0_9,
- #if SERIAL_PORT != 2
- P0_10, P0_11,
- #endif
- #if SERIAL_PORT != 1
- P0_15, P0_16,
- #endif
- P0_17, P0_18, P0_19, P0_20, P0_21, P0_22, P0_23, P0_24,
- P0_25, P0_26, P0_27, P0_28, P0_29, P0_30,
- P1_0, P1_1, P1_4, P1_8, P1_9, P1_10, P1_14, P1_15,
- P1_16, P1_17, P1_18, P1_19, P1_20, P1_21, P1_22, P1_23,
- P1_24, P1_25, P1_26, P1_27, P1_28, P1_29, P1_30, P1_31,
- P2_0, P2_1, P2_2, P2_3, P2_4, P2_5, P2_6, P2_7,
- P2_8, P2_9, P2_10, P2_11, P2_12, P2_13,
- P3_25, P3_26,
- P4_28, P4_29
- };
-
- #define NUM_DIGITAL_PINS COUNT(pin_map)
-
- #define GET_PIN_MAP_PIN(i) (WITHIN(i, 0, (int)NUM_DIGITAL_PINS - 1) ? pin_map[i] : -1)
-
- int16_t GET_PIN_MAP_INDEX(pin_t pin);
- int16_t PARSED_PIN_INDEX(char code, int16_t dval = 0);
-
- #endif // __HAL_PINMAPPING_H__
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