adafruit-mirror/arduino-esp32
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

feat(board): use existing led API

Browse source
This commit is contained in:
Paula Scharf 2025-07-28 08:46:14 +02:00
parent 349b11d2d8
commit ed6e95d4fc
1 changed files with 4 additions and 42 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

46
variants/sensebox_eye/variant.cpp
View file

@ -1,50 +1,12 @@
#include "esp32-hal-gpio.h" #include "esp32-hal-gpio.h"
#include "pins_arduino.h" #include "pins_arduino.h"
#include "driver/rmt_tx.h"
extern "C" { extern "C" {
void blinkLED(uint8_t color[3], rmt_channel_handle_t led_chan, rmt_encoder_handle_t ws2812_encoder, rmt_transmit_config_t tx_config) {
ESP_ERROR_CHECK(rmt_transmit(led_chan, ws2812_encoder, color, sizeof(color), &tx_config));
rmt_tx_wait_all_done(led_chan, portMAX_DELAY);
// Wait a moment
delay(50);
// Turn LED off
uint8_t pixel_off[3] = { 0x00, 0x00, 0x00 };
ESP_ERROR_CHECK(rmt_transmit(led_chan, ws2812_encoder, pixel_off, sizeof(pixel_off), &tx_config));
rmt_tx_wait_all_done(led_chan, portMAX_DELAY);
}
void initVariant(void) { void initVariant(void) {
rmt_channel_handle_t led_chan = NULL; // blink the RGB LED
rmt_tx_channel_config_t tx_chan_config = {}; rgbLedWrite(PIN_LED, 0x00, 0x10, 0x00); // green
tx_chan_config.clk_src = RMT_CLK_SRC_DEFAULT; delay(20);
tx_chan_config.resolution_hz = 10 * 1000 * 1000; rgbLedWrite(PIN_LED, 0x00, 0x00, 0x00); // off
tx_chan_config.mem_block_symbols = 64;
tx_chan_config.trans_queue_depth = 4;
tx_chan_config.gpio_num = (gpio_num_t)PIN_LED;
tx_chan_config.flags.invert_out = false;
tx_chan_config.flags.with_dma = false;
ESP_ERROR_CHECK(rmt_new_tx_channel(&tx_chan_config, &led_chan));
// WS2812 encoder config (available in `esp-rmt`)
rmt_encoder_handle_t ws2812_encoder = NULL;
rmt_bytes_encoder_config_t bytes_encoder_config = {
.bit0 = { .duration0 = 4, .level0 = 1, .duration1 = 9, .level1 = 0 },
.bit1 = { .duration0 = 8, .level0 = 1, .duration1 = 5, .level1 = 0 },
.flags = { .msb_first = true }
};
ESP_ERROR_CHECK(rmt_new_bytes_encoder(&bytes_encoder_config, &ws2812_encoder));
ESP_ERROR_CHECK(rmt_enable(led_chan));
rmt_transmit_config_t tx_config = {
.loop_count = 0
};
uint8_t pixel[3] = { 0x10, 0x00, 0x00 }; // green
blinkLED(pixel, led_chan, ws2812_encoder, tx_config);
} }
} }