5d9a7a13b0
* add c2 * Fix typo * changes from code review * rm hack needed to compile for c2 * rm `DARDUINO_USB_MODE=1` not needed for c2 * log_e message no RMT support * correct log_e * Update esp32-hal-rgb-led.c * Add component test build for ESP32-C2 * Disable most components for ESP32-C2 * Add missing ADC SOC defines for ESP32-C2 * Add hidden board definition and fix LED pin in variant * Add default empty zigbee libs and mode * Change SPI default pins * change rx1 tx1 default gpio --------- Co-authored-by: Me No Dev <me-no-dev@users.noreply.github.com> Co-authored-by: me-no-dev <hristo@espressif.com> Co-authored-by: Jan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
#include "soc/soc_caps.h"
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#include "esp32-hal-rgb-led.h"
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void neopixelWrite(uint8_t pin, uint8_t red_val, uint8_t green_val, uint8_t blue_val){
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#if SOC_RMT_SUPPORTED
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rmt_data_t led_data[24];
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// Verify if the pin used is RGB_BUILTIN and fix GPIO number
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#ifdef RGB_BUILTIN
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pin = pin == RGB_BUILTIN ? pin - SOC_GPIO_PIN_COUNT : pin;
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#endif
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if (!rmtInit(pin, RMT_TX_MODE, RMT_MEM_NUM_BLOCKS_1, 10000000)) {
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log_e("RGB LED driver initialization failed for GPIO%d!", pin);
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return;
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}
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int color[] = {green_val, red_val, blue_val}; // Color coding is in order GREEN, RED, BLUE
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int i = 0;
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for (int col = 0; col < 3; col++ ) {
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for (int bit = 0; bit < 8; bit++) {
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if ((color[col] & (1 << (7 - bit)))) {
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// HIGH bit
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led_data[i].level0 = 1; // T1H
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led_data[i].duration0 = 8; // 0.8us
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led_data[i].level1 = 0; // T1L
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led_data[i].duration1 = 4; // 0.4us
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} else {
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// LOW bit
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led_data[i].level0 = 1; // T0H
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led_data[i].duration0 = 4; // 0.4us
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led_data[i].level1 = 0; // T0L
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led_data[i].duration1 = 8; // 0.8us
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}
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i++;
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}
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}
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rmtWrite(pin, led_data, RMT_SYMBOLS_OF(led_data), RMT_WAIT_FOR_EVER);
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#else
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log_e("RMT is not supported on " CONFIG_IDF_TARGET);
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#endif /* SOC_RMT_SUPPORTED */
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}
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