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/* ESP32 TWAI receive example.
  Receive messages and sends them over serial.

  Connect a CAN bus transceiver to the RX/TX pins.
  For example: SN65HVD230

  TWAI_MODE_LISTEN_ONLY is used so that the TWAI controller will not influence the bus.

  The API gives other possible speeds and alerts:
  https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/peripherals/twai.html

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#include "driver/twai.h"

twai_message_t rx_frame = {};
gpio_num_t tx = GPIO_NUM_1;
gpio_num_t rx = GPIO_NUM_2;

void setup() {
  delay(2000);
    gpio_reset_pin(rx);
    gpio_reset_pin(tx);

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#include "Arduino.h"
#include <NimBLEDevice.h>
#include "esp_ota_ops.h"
#include <Preferences.h>
#include <ArduinoJson.h>

#define SOFTWARE_VERSION_MAJOR 1
#define SOFTWARE_VERSION_MINOR 0
#define SOFTWARE_VERSION_PATCH 0
#define HARDWARE_VERSION_MAJOR 3

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//#include "FastLED.h"
#include <Adafruit_NeoPixel.h>

#define PIN            D1
#define PIN_FORWARD    D2
#define PIN_BACKWARD   D3
#define PIN_BRAKE      D4

// How many NeoPixels are attached to the Arduino?
#define NUMPIXELS      16

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//#include "FastLED.h"
#include <Adafruit_NeoPixel.h>

#define PIN            D1
#define TRIGGER        D2
#define DIRECTION      D3

// How many NeoPixels are attached to the Arduino?
#define NUMPIXELS      16
#define MAX_BRIGHTNESS 25 // allowed values 1-255

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#include <Adafruit_NeoPixel.h>

#define PIN            D1
#define TRIGGER        D2

// How many NeoPixels are attached to the Arduino?
#define NUMPIXELS      16

int oldVal = LOW;
int newVal = LOW;

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const byte led_gpio = 27; // the PWM pin the LED is attached to
const byte led_gpio2 = 26; // the PWM pin the LED is attached to

int MAX = 255;
int DELAY = 50;

// the setup routine runs once when you press reset:
void setup() {
  Serial.begin(115200);
  ledcAttachPin(led_gpio, 0); // assign a led pins to a channel