mirror of
https://github.com/MarlinFirmware/Marlin.git
synced 2024-12-14 14:31:33 +00:00
85 lines
3.9 KiB
C
85 lines
3.9 KiB
C
/**
|
|
* Marlin 3D Printer Firmware
|
|
* Copyright (C) 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/>.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* Support routines for Re-ARM board
|
|
*/
|
|
|
|
bool pin_Re_ARM_output;
|
|
bool pin_Re_ARM_analog;
|
|
int8_t pin_Re_ARM_pin;
|
|
|
|
void get_pin_info(int8_t pin) {
|
|
|
|
if (pin == 7) return;
|
|
pin_Re_ARM_analog = 0;
|
|
pin_Re_ARM_pin = pin;
|
|
int8_t pin_port = pin_map[pin].port;
|
|
int8_t pin_port_pin = pin_map[pin].pin;
|
|
// active ADC function/mode/code values for PINSEL registers
|
|
int8_t ADC_pin_mode = pin_port == 0 && pin_port_pin == 2 ? 2 :
|
|
pin_port == 0 && pin_port_pin == 3 ? 2 :
|
|
pin_port == 0 && pin_port_pin == 23 ? 1 :
|
|
pin_port == 0 && pin_port_pin == 24 ? 1 :
|
|
pin_port == 0 && pin_port_pin == 25 ? 1 :
|
|
pin_port == 0 && pin_port_pin == 26 ? 1 :
|
|
pin_port == 1 && pin_port_pin == 30 ? 3 :
|
|
pin_port == 1 && pin_port_pin == 31 ? 3 : -1;
|
|
//get appropriate PINSEL register
|
|
volatile uint32_t * pinsel_reg = (pin_port == 0 && pin_port_pin <= 15) ? &LPC_PINCON->PINSEL0 :
|
|
(pin_port == 0) ? &LPC_PINCON->PINSEL1 :
|
|
(pin_port == 1 && pin_port_pin <= 15) ? &LPC_PINCON->PINSEL2 :
|
|
pin_port == 1 ? &LPC_PINCON->PINSEL3 :
|
|
pin_port == 2 ? &LPC_PINCON->PINSEL4 :
|
|
pin_port == 3 ? &LPC_PINCON->PINSEL7 : &LPC_PINCON->PINSEL9;
|
|
uint8_t pinsel_start_bit = pin_port_pin > 15 ? 2 * (pin_port_pin - 16) : 2 * pin_port_pin;
|
|
uint8_t pin_mode = (uint8_t) ((*pinsel_reg >> pinsel_start_bit) & 0x3);
|
|
uint32_t * FIO_reg[5] PROGMEM = {(uint32_t*) 0x2009C000,(uint32_t*) 0x2009C020,(uint32_t*) 0x2009C040,(uint32_t*) 0x2009C060,(uint32_t*) 0x2009C080};
|
|
pin_Re_ARM_output = (*FIO_reg[pin_map[pin].port] >> pin_map[pin].pin) & 1; //input/output state except if active ADC
|
|
|
|
if (pin_mode) { // if function/mode/code value not 0 then could be an active analog channel
|
|
if (ADC_pin_mode == pin_mode) { // found an active analog pin
|
|
pin_Re_ARM_output = 0;
|
|
pin_Re_ARM_analog = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* translation of routines & variables used by pinsDebug.h
|
|
*/
|
|
|
|
#define pwm_details(pin) pin = pin // do nothing // print PWM details
|
|
#define pwm_status(pin) false //Print a pin's PWM status. Return true if it's currently a PWM pin.
|
|
#define GET_PIN_INFO(pin) get_pin_info(pin)
|
|
#define IS_ANALOG(P) (DIGITAL_PIN_TO_ANALOG_PIN(P) >= 0 ? 1 : 0)
|
|
#define GET_PINMODE(pin) pin_Re_ARM_output
|
|
#define digitalRead_mod(p) digitalRead(p)
|
|
#define digitalPinToPort_DEBUG(p) 0
|
|
#define digitalPinToBitMask_DEBUG(pin) 0
|
|
#define PRINT_PORT(p) SERIAL_ECHO_SP(10);
|
|
#define GET_ARRAY_PIN(p) pin_array[p].pin
|
|
#define NAME_FORMAT(p) PSTR("%-##p##s")
|
|
// #define PRINT_ARRAY_NAME(x) do {sprintf_P(buffer, NAME_FORMAT(MAX_NAME_LENGTH) , pin_array[x].name); SERIAL_ECHO(buffer);} while (0)
|
|
#define PRINT_ARRAY_NAME(x) do {sprintf_P(buffer, PSTR("%-35s") , pin_array[x].name); SERIAL_ECHO(buffer);} while (0)
|
|
#define GET_ARRAY_IS_DIGITAL(x) !pin_Re_ARM_analog
|