From e8701195e66f2d27ffe17fb514eae8173795aaf7 Mon Sep 17 00:00:00 2001 From: Georgiy Bondarenko <69736697+nehilo@users.noreply.github.com> Date: Thu, 4 Mar 2021 22:54:23 +0500 Subject: Initial commit --- Marlin/src/feature/leds/pca9533.h | 59 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Marlin/src/feature/leds/pca9533.h (limited to 'Marlin/src/feature/leds/pca9533.h') diff --git a/Marlin/src/feature/leds/pca9533.h b/Marlin/src/feature/leds/pca9533.h new file mode 100644 index 0000000..431058c --- /dev/null +++ b/Marlin/src/feature/leds/pca9533.h @@ -0,0 +1,59 @@ +/* + * Marlin 3D Printer Firmware + * Copyright (c) 2020 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 . + * + */ +#pragma once + +/* + * Driver for the PCA9533 LED controller found on the MightyBoard + * used by FlashForge Creator Pro, MakerBot, etc. + * Written 2020 APR 01 by grauerfuchs + */ +#include + +#define ENABLE_I2C_PULLUPS + +// Chip address (for Wire) +#define PCA9533_Addr 0xC4 + +// Control registers +#define PCA9533_REG_READ 0x00 +#define PCA9533_REG_PSC0 0x01 +#define PCA9533_REG_PWM0 0x02 +#define PCA9533_REG_PSC1 0x03 +#define PCA9533_REG_PWM1 0x04 +#define PCA9533_REG_SEL 0x05 +#define PCA9533_REGM_AI 0x10 + +// LED selector operation +#define PCA9533_LED_OP_OFF 0B00 +#define PCA9533_LED_OP_ON 0B01 +#define PCA9533_LED_OP_PWM0 0B10 +#define PCA9533_LED_OP_PWM1 0B11 + +// Select register bit offsets for LED colors +#define PCA9533_LED_OFS_RED 0 +#define PCA9533_LED_OFS_GRN 2 +#define PCA9533_LED_OFS_BLU 4 + +void PCA9533_init(); +void PCA9533_reset(); +void PCA9533_set_rgb(uint8_t red, uint8_t green, uint8_t blue); +void PCA9533_setOff(); -- cgit v1.2.3