mirror of
https://github.com/MarlinFirmware/Marlin.git
synced 2024-11-27 13:56:24 +00:00
119 lines
3.4 KiB
C++
119 lines
3.4 KiB
C++
/**
|
|
* 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/>.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* Driver for the Philips PCA9632 LED driver.
|
|
* Written by Robert Mendon Feb 2017.
|
|
*/
|
|
|
|
#include "MarlinConfig.h"
|
|
|
|
#if ENABLED(PCA9632)
|
|
|
|
#include "pca9632.h"
|
|
#include "leds.h"
|
|
#include <Wire.h>
|
|
|
|
#define PCA9632_MODE1_VALUE 0b00000001 //(ALLCALL)
|
|
#define PCA9632_MODE2_VALUE 0b00010101 //(DIMMING, INVERT, CHANGE ON STOP,TOTEM)
|
|
#define PCA9632_LEDOUT_VALUE 0b00101010
|
|
|
|
/* Register addresses */
|
|
#define PCA9632_MODE1 0x00
|
|
#define PCA9632_MODE2 0x01
|
|
#define PCA9632_PWM0 0x02
|
|
#define PCA9632_PWM1 0x03
|
|
#define PCA9632_PWM2 0x04
|
|
#define PCA9632_PWM3 0x05
|
|
#define PCA9632_GRPPWM 0x06
|
|
#define PCA9632_GRPFREQ 0x07
|
|
#define PCA9632_LEDOUT 0x08
|
|
#define PCA9632_SUBADR1 0x09
|
|
#define PCA9632_SUBADR2 0x0A
|
|
#define PCA9632_SUBADR3 0x0B
|
|
#define PCA9632_ALLCALLADDR 0x0C
|
|
|
|
#define PCA9632_NO_AUTOINC 0x00
|
|
#define PCA9632_AUTO_ALL 0x80
|
|
#define PCA9632_AUTO_IND 0xA0
|
|
#define PCA9632_AUTOGLO 0xC0
|
|
#define PCA9632_AUTOGI 0xE0
|
|
|
|
// Red LED0
|
|
// Green LED1
|
|
// Blue LED2
|
|
#define PCA9632_RED 0x00
|
|
#define PCA9632_GRN 0x02
|
|
#define PCA9632_BLU 0x04
|
|
|
|
#define LED_OFF 0x00
|
|
#define LED_ON 0x01
|
|
#define LED_PWM 0x02
|
|
|
|
#define PCA9632_ADDRESS 0b01100000
|
|
|
|
byte PCA_init = 0;
|
|
|
|
static void PCA9632_WriteRegister(const byte addr, const byte regadd, const byte value) {
|
|
Wire.beginTransmission(addr);
|
|
Wire.write(regadd);
|
|
Wire.write(value);
|
|
Wire.endTransmission();
|
|
}
|
|
|
|
static void PCA9632_WriteAllRegisters(const byte addr, const byte regadd, const byte value1, const byte value2, const byte value3) {
|
|
Wire.beginTransmission(addr);
|
|
Wire.write(PCA9632_AUTO_IND | regadd);
|
|
Wire.write(value1);
|
|
Wire.write(value2);
|
|
Wire.write(value3);
|
|
Wire.endTransmission();
|
|
}
|
|
|
|
#if 0
|
|
static byte PCA9632_ReadRegister(const byte addr, const byte regadd) {
|
|
Wire.beginTransmission(addr);
|
|
Wire.write(regadd);
|
|
const byte value = Wire.read();
|
|
Wire.endTransmission();
|
|
return value;
|
|
}
|
|
#endif
|
|
|
|
void pca9632_set_led_color(const LEDColor &color) {
|
|
if (!PCA_init) {
|
|
PCA_init = 1;
|
|
Wire.begin();
|
|
PCA9632_WriteRegister(PCA9632_ADDRESS,PCA9632_MODE1, PCA9632_MODE1_VALUE);
|
|
PCA9632_WriteRegister(PCA9632_ADDRESS,PCA9632_MODE2, PCA9632_MODE2_VALUE);
|
|
}
|
|
|
|
const byte LEDOUT = (color.r ? LED_PWM << PCA9632_RED : 0)
|
|
| (color.g ? LED_PWM << PCA9632_GRN : 0)
|
|
| (color.b ? LED_PWM << PCA9632_BLU : 0);
|
|
|
|
PCA9632_WriteAllRegisters(PCA9632_ADDRESS,PCA9632_PWM0, color.r, color.g, color.b);
|
|
PCA9632_WriteRegister(PCA9632_ADDRESS,PCA9632_LEDOUT, LEDOUT);
|
|
}
|
|
|
|
#endif // PCA9632
|