add My9291 light bulb driver (#2599)
Co-authored-by: Christian Schwinne <dev.aircoookie@gmail.com>
This commit is contained in:
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@ -481,6 +481,15 @@ board_build.ldscript = ${common.ldscript_2m512k}
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build_flags = ${common.build_flags_esp8266} -D WLED_USE_IC_CCT -D BTNPIN=-1 -D IRPIN=-1 -D WLED_DISABLE_INFRARED
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lib_deps = ${esp8266.lib_deps}
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[env:MY9291]
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board = esp01_1m
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platform = ${common.platform_wled_default}
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platform_packages = ${common.platform_packages}
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board_build.ldscript = ${common.ldscript_1m128k}
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build_unflags = ${common.build_unflags}
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build_flags = ${common.build_flags_esp8266} -D WLED_RELEASE_NAME=ESP01 -D WLED_DISABLE_OTA -D USERMOD_MY9291
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lib_deps = ${esp8266.lib_deps}
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# ------------------------------------------------------------------------------
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# travis test board configurations
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# ------------------------------------------------------------------------------
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321
usermods/MY9291/MY92xx.h
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321
usermods/MY9291/MY92xx.h
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@ -0,0 +1,321 @@
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/*
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MY92XX LED Driver for Arduino
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Based on the C driver by MaiKe Labs
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Copyright (c) 2016 - 2026 MaiKe Labs
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Copyright (C) 2017 - 2018 Xose Pérez for the Arduino compatible library
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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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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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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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#ifndef _my92xx_h
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#define _my92xx_h
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#include <Arduino.h>
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#ifdef DEBUG_MY92XX
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#if ARDUINO_ARCH_ESP8266
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#define DEBUG_MSG_MY92XX(...) DEBUG_MY92XX.printf( __VA_ARGS__ )
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#elif ARDUINO_ARCH_AVR
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#define DEBUG_MSG_MY92XX(...) { char buffer[80]; snprintf(buffer, sizeof(buffer), __VA_ARGS__ ); DEBUG_MY92XX.print(buffer); }
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#endif
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#else
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#define DEBUG_MSG_MY92XX(...)
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#endif
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typedef enum my92xx_model_t {
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MY92XX_MODEL_MY9291 = 0X00,
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MY92XX_MODEL_MY9231 = 0X01,
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} my92xx_model_t;
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typedef enum my92xx_cmd_one_shot_t {
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MY92XX_CMD_ONE_SHOT_DISABLE = 0X00,
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MY92XX_CMD_ONE_SHOT_ENFORCE = 0X01,
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} my92xx_cmd_one_shot_t;
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typedef enum my92xx_cmd_reaction_t {
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MY92XX_CMD_REACTION_FAST = 0X00,
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MY92XX_CMD_REACTION_SLOW = 0X01,
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} my92xx_cmd_reaction_t;
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typedef enum my92xx_cmd_bit_width_t {
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MY92XX_CMD_BIT_WIDTH_16 = 0X00,
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MY92XX_CMD_BIT_WIDTH_14 = 0X01,
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MY92XX_CMD_BIT_WIDTH_12 = 0X02,
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MY92XX_CMD_BIT_WIDTH_8 = 0X03,
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} my92xx_cmd_bit_width_t;
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typedef enum my92xx_cmd_frequency_t {
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MY92XX_CMD_FREQUENCY_DIVIDE_1 = 0X00,
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MY92XX_CMD_FREQUENCY_DIVIDE_4 = 0X01,
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MY92XX_CMD_FREQUENCY_DIVIDE_16 = 0X02,
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MY92XX_CMD_FREQUENCY_DIVIDE_64 = 0X03,
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} my92xx_cmd_frequency_t;
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typedef enum my92xx_cmd_scatter_t {
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MY92XX_CMD_SCATTER_APDM = 0X00,
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MY92XX_CMD_SCATTER_PWM = 0X01,
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} my92xx_cmd_scatter_t;
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typedef struct {
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my92xx_cmd_scatter_t scatter : 1;
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my92xx_cmd_frequency_t frequency : 2;
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my92xx_cmd_bit_width_t bit_width : 2;
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my92xx_cmd_reaction_t reaction : 1;
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my92xx_cmd_one_shot_t one_shot : 1;
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unsigned char resv : 1;
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} __attribute__((aligned(1), packed)) my92xx_cmd_t;
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#define MY92XX_COMMAND_DEFAULT { \
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.scatter = MY92XX_CMD_SCATTER_APDM, \
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.frequency = MY92XX_CMD_FREQUENCY_DIVIDE_1, \
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.bit_width = MY92XX_CMD_BIT_WIDTH_8, \
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.reaction = MY92XX_CMD_REACTION_FAST, \
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.one_shot = MY92XX_CMD_ONE_SHOT_DISABLE, \
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.resv = 0 \
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}
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class my92xx {
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public:
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my92xx(my92xx_model_t model, unsigned char chips, unsigned char di, unsigned char dcki, my92xx_cmd_t command);
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unsigned char getChannels();
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void setChannel(unsigned char channel, unsigned int value);
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unsigned int getChannel(unsigned char channel);
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void setState(bool state);
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bool getState();
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void update();
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private:
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void _di_pulse(unsigned int times);
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void _dcki_pulse(unsigned int times);
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void _set_cmd(my92xx_cmd_t command);
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void _send();
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void _write(unsigned int data, unsigned char bit_length);
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my92xx_cmd_t _command;
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my92xx_model_t _model = MY92XX_MODEL_MY9291;
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unsigned char _chips = 1;
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unsigned char _channels;
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uint16_t* _value;
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bool _state = false;
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unsigned char _pin_di;
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unsigned char _pin_dcki;
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};
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#if ARDUINO_ARCH_ESP8266
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extern "C" {
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void os_delay_us(unsigned int);
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}
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#elif ARDUINO_ARCH_AVR
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#define os_delay_us delayMicroseconds
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#endif
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void my92xx::_di_pulse(unsigned int times) {
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for (unsigned int i = 0; i < times; i++) {
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digitalWrite(_pin_di, HIGH);
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digitalWrite(_pin_di, LOW);
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}
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}
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void my92xx::_dcki_pulse(unsigned int times) {
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for (unsigned int i = 0; i < times; i++) {
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digitalWrite(_pin_dcki, HIGH);
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digitalWrite(_pin_dcki, LOW);
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}
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}
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void my92xx::_write(unsigned int data, unsigned char bit_length) {
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unsigned int mask = (0x01 << (bit_length - 1));
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for (unsigned int i = 0; i < bit_length / 2; i++) {
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digitalWrite(_pin_dcki, LOW);
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digitalWrite(_pin_di, (data & mask) ? HIGH : LOW);
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digitalWrite(_pin_dcki, HIGH);
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data = data << 1;
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digitalWrite(_pin_di, (data & mask) ? HIGH : LOW);
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digitalWrite(_pin_dcki, LOW);
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digitalWrite(_pin_di, LOW);
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data = data << 1;
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}
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}
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void my92xx::_set_cmd(my92xx_cmd_t command) {
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// ets_intr_lock();
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// TStop > 12us.
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os_delay_us(12);
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// Send 12 DI pulse, after 6 pulse's falling edge store duty data, and 12
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// pulse's rising edge convert to command mode.
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_di_pulse(12);
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// Delay >12us, begin send CMD data
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os_delay_us(12);
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// Send CMD data
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unsigned char command_data = *(unsigned char*)(&command);
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for (unsigned char i = 0; i < _chips; i++) {
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_write(command_data, 8);
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}
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// TStart > 12us. Delay 12 us.
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os_delay_us(12);
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// Send 16 DI pulse，at 14 pulse's falling edge store CMD data, and
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// at 16 pulse's falling edge convert to duty mode.
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_di_pulse(16);
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// TStop > 12us.
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os_delay_us(12);
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// ets_intr_unlock();
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}
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void my92xx::_send() {
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#ifdef DEBUG_MY92XX
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DEBUG_MSG_MY92XX("[MY92XX] Refresh: %s (", _state ? "ON" : "OFF");
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for (unsigned char channel = 0; channel < _channels; channel++) {
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DEBUG_MSG_MY92XX(" %d", _value[channel]);
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}
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DEBUG_MSG_MY92XX(" )\n");
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#endif
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unsigned char bit_length = 8;
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switch (_command.bit_width) {
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case MY92XX_CMD_BIT_WIDTH_16:
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bit_length = 16;
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break;
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case MY92XX_CMD_BIT_WIDTH_14:
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bit_length = 14;
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break;
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case MY92XX_CMD_BIT_WIDTH_12:
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bit_length = 12;
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break;
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case MY92XX_CMD_BIT_WIDTH_8:
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bit_length = 8;
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break;
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default:
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bit_length = 8;
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break;
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}
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// ets_intr_lock();
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// TStop > 12us.
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os_delay_us(12);
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// Send color data
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for (unsigned char channel = 0; channel < _channels; channel++) {
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_write(_state ? _value[channel] : 0, bit_length);
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}
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// TStart > 12us. Ready for send DI pulse.
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os_delay_us(12);
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// Send 8 DI pulse. After 8 pulse falling edge, store old data.
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_di_pulse(8);
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// TStop > 12us.
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os_delay_us(12);
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// ets_intr_unlock();
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}
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// -----------------------------------------------------------------------------
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unsigned char my92xx::getChannels() {
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return _channels;
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}
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void my92xx::setChannel(unsigned char channel, unsigned int value) {
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if (channel < _channels) {
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_value[channel] = value;
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}
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}
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unsigned int my92xx::getChannel(unsigned char channel) {
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if (channel < _channels) {
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return _value[channel];
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}
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return 0;
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}
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bool my92xx::getState() {
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return _state;
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}
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void my92xx::setState(bool state) {
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_state = state;
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}
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void my92xx::update() {
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_send();
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}
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// -----------------------------------------------------------------------------
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my92xx::my92xx(my92xx_model_t model, unsigned char chips, unsigned char di, unsigned char dcki, my92xx_cmd_t command) : _command(command) {
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_model = model;
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_chips = chips;
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_pin_di = di;
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_pin_dcki = dcki;
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// Init channels
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if (_model == MY92XX_MODEL_MY9291) {
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_channels = 4 * _chips;
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}
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else if (_model == MY92XX_MODEL_MY9231) {
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_channels = 3 * _chips;
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}
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_value = new uint16_t[_channels];
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for (unsigned char i = 0; i < _channels; i++) {
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_value[i] = 0;
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}
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// Init GPIO
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pinMode(_pin_di, OUTPUT);
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pinMode(_pin_dcki, OUTPUT);
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digitalWrite(_pin_di, LOW);
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digitalWrite(_pin_dcki, LOW);
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// Clear all duty register
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_dcki_pulse(32 * _chips);
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// Send init command
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_set_cmd(command);
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DEBUG_MSG_MY92XX("[MY92XX] Initialized\n");
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}
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#endif
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45
usermods/MY9291/usermode_MY9291.h
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45
usermods/MY9291/usermode_MY9291.h
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@ -0,0 +1,45 @@
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#pragma once
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#include "wled.h"
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#include "MY92xx.h"
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#define MY92XX_MODEL MY92XX_MODEL_MY9291
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#define MY92XX_CHIPS 1
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#define MY92XX_DI_PIN 13
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#define MY92XX_DCKI_PIN 15
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#define MY92XX_RED 0
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#define MY92XX_GREEN 1
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#define MY92XX_BLUE 2
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#define MY92XX_WHITE 3
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class MY9291Usermod : public Usermod {
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private:
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my92xx _my92xx = my92xx(MY92XX_MODEL, MY92XX_CHIPS, MY92XX_DI_PIN, MY92XX_DCKI_PIN, MY92XX_COMMAND_DEFAULT);
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public:
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void setup() {
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_my92xx.setState(true);
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}
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void connected() {
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}
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void loop() {
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uint32_t c = strip.getPixelColor(0);
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int w = ((c >> 24) & 0xff) * bri / 255.0;
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int r = ((c >> 16) & 0xff) * bri / 255.0;
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int g = ((c >> 8) & 0xff) * bri / 255.0;
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int b = (c & 0xff) * bri / 255.0;
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_my92xx.setChannel(MY92XX_RED, r);
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_my92xx.setChannel(MY92XX_GREEN, g);
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_my92xx.setChannel(MY92XX_BLUE, b);
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_my92xx.setChannel(MY92XX_WHITE, w);
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_my92xx.update();
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}
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uint16_t getId() {
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return USERMOD_ID_MY9291;
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}
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};
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@ -74,6 +74,7 @@
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#define USERMOD_ID_CRONIXIE 25 //Usermod "usermod_cronixie.h"
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#define USERMOD_ID_WIZLIGHTS 26 //Usermod "wizlights.h"
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#define USERMOD_ID_WORDCLOCK 27 //Usermod "usermod_v2_word_clock.h"
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#define USERMOD_ID_MY9291 28 //Usermod "usermod_MY9291.h"
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//Access point behavior
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#define AP_BEHAVIOR_BOOT_NO_CONN 0 //Open AP when no connection after boot
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@ -120,6 +120,10 @@
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#include "../usermods/usermod_v2_word_clock/usermod_v2_word_clock.h"
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#endif
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#ifdef USERMOD_MY9291
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#include "../usermods/MY9291/usermode_MY9291.h"
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#endif
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void registerUsermods()
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{
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/*
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@ -227,4 +231,8 @@ void registerUsermods()
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#ifdef USERMOD_WORDCLOCK
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usermods.add(new WordClockUsermod());
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#endif
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#ifdef USERMOD_MY9291
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usermods.add(new MY9291Usermod());
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#endif
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}
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