Seeed XIAO RP2040を試してみました【Arduino使用】

  pinMode(11, OUTPUT);
  digitalWrite(11, HIGH);

  pinMode(NEOPIXEL_POWER, OUTPUT);
  digitalWrite(NEOPIXEL_POWER, HIGH);

// Seeed公式 Seeed XIAO RP2040ボード(バージョン1.12.0まで)の判定条件
#define XIAO_RP2040_OFFICIAL_OLD_BOARD (!(defined(ARDUINO_SEEED_XIAO_RP2040) || defined(ARDUINO_SEEED_XAIO_RP2040)))

// Seeed公式 Seeed XIAO RP2040ボード(バージョン2.7.2)の判定条件
#define XIAO_RP2040_OFFICIAL_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) && defined(ARDUINO_ARCH_MBED))

// Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.2まで)の判定条件
#define XIAO_RP2040_OLD_BOARD (defined(ARDUINO_SEEED_XAIO_RP2040) && !defined(__WIRE0_DEVICE))

// Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.3以降)の判定条件
#define XIAO_RP2040_BOARD ((defined(ARDUINO_SEEED_XIAO_RP2040) && !defined(ARDUINO_ARCH_MBED)) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

// Seeed公式 Seeed XIAO RP2040ボード(バージョン2.7.2)、Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.3以降)の判定条件
#define XIAO_RP2040_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

// 上記定数を使った判定
#if !XIAO_RP2040_NEW_BOARD
// Seeed公式 Seeed XIAO RP2040ボード(バージョン1.12.0)、Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.2まで)の場合
#else
// Seeed公式 Seeed XIAO RP2040ボード(バージョン2.7.2)、Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.3以降)の場合
#endif

  Wire1.setSDA(SDA);
  Wire1.setSCL(SCL);

  Wire1.setSDA(6);
  Wire1.setSCL(7);

// Seeed公式 Seeed XIAO RP2040ボード(バージョン2.7.2)、Seeed XIAO RP2040ボード(earlephilhower版)(バージョン2.0.3以降)の判定条件
#define XIAO_RP2040_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

// WireとWire1を透過的に扱えるようにするには共通のマクロ(ここではWIREとします)を定義します
#if XIAO_RP2040_NEW_BOARD
#define WIRE Wire
#else
#define WIRE Wire1
#endif

void setup()
{
#if !XIAO_RP2040_NEW_BOARD
  WIRE.setSDA(SDA);
  WIRE.setSCL(SCL);
#endif
// マクロWIREを使ってコーディングします
  WIRE.begin();

  SPI.setTX(MOSI);
  SPI.setRX(MISO);
  SPI.setSCK(SCK);

  SPI.setTX(3);
  SPI.setRX(4);
  SPI.setSCK(2);

// Seeed公式 Seeed XIAO RP2040ボード(バージョン1.12.0まで)の判定条件
#define XIAO_RP2040_OFFICIAL_OLD_BOARD (!(defined(ARDUINO_SEEED_XIAO_RP2040) || defined(ARDUINO_SEEED_XAIO_RP2040)))

void setup()
{
#if XIAO_RP2040_OFFICIAL_OLD_BOARD
  SPI.setTX(MOSI);
  SPI.setRX(MISO);
  SPI.setSCK(SCK);
#endif

#define LED_COUNT 3
#define LED_RED 17
#define LED_GREEN 16
#define LED_BLUE 25

#define COLOR_REPEAT 2

uint8_t led[LED_COUNT] = {LED_RED, LED_GREEN, LED_BLUE};
uint8_t repeatCount = 0, ledCount = 0;

void setup()
{
  for (int i = 0; i < LED_COUNT; i++)
  {
    pinMode(led[i], OUTPUT);
    digitalWrite(led[i], HIGH); // LEDをOFFにする(HIGHでOFF)
  }
}

void loop()
{
  digitalWrite(led[ledCount], LOW);  // LOWでON
  delay(1000);                       // wait for a second
  digitalWrite(led[ledCount], HIGH); // HIGHでOFF
  delay(1000);                       // wait for a second

  repeatCount++;
  if (repeatCount >= COLOR_REPEAT)
  {
    repeatCount = 0;
    ledCount++;
    if (ledCount >= LED_COUNT)
    {
      ledCount = 0;
    }
  }
}

//  while (digitalRead(BTN) == HIGH)
  while (!BOOTSEL)
  {

#include <Wire.h>

#define XIAO_RP2040_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

#if XIAO_RP2040_NEW_BOARD
#define WIRE Wire
#else
#define WIRE Wire1
#endif

void setup()
{
#if !XIAO_RP2040_NEW_BOARD
  WIRE.setSDA(SDA);
  WIRE.setSCL(SCL);
#endif
  WIRE.begin();
 
  Serial.begin(115200);
  while (!Serial);             // Leonardo: wait for serial monitor
  Serial.println("\nI2C Scanner");
}
 
 
void loop()
{
  byte error, address;
  int nDevices;
 
  Serial.println("Scanning...");
 
  nDevices = 0;
  for(address = 1; address < 127; address++ ) 
  {
    // The i2c_scanner uses the return value of
    // the Write.endTransmisstion to see if
    // a device did acknowledge to the address.
    WIRE.beginTransmission(address);
    error = WIRE.endTransmission();
 
    if (error == 0)
    {
      Serial.print("I2C device found at address 0x");
      if (address<16) 
        Serial.print("0");
      Serial.print(address,HEX);
      Serial.println("  !");
 
      nDevices++;
    }
    else if (error==4) 
    {
      Serial.print("Unknown error at address 0x");
      if (address<16) 
        Serial.print("0");
      Serial.println(address,HEX);
    }    
  }
  if (nDevices == 0)
    Serial.println("No I2C devices found\n");
  else
    Serial.println("done\n");
 
  delay(5000);           // wait 5 seconds for next scan
}

#define OLED_RESET 4
#define SCREEN_ADDRESS 0x3D
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

#define OLED_RESET -1
#define SCREEN_ADDRESS 0x3C

#define XIAO_RP2040_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

#if XIAO_RP2040_NEW_BOARD
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#else
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire1, OLED_RESET);
#endif

void setup() {
#if !XIAO_RP2040_NEW_BOARD
  Wire1.setSDA(SDA);
  Wire1.setSCL(SCL);
#endif

/* define U8X8_HAVE_2ND_HW_I2C if the board has a second wire interface*/
#ifdef U8X8_HAVE_HW_I2C
#ifdef WIRE_INTERFACES_COUNT
#if WIRE_INTERFACES_COUNT > 1
#define U8X8_HAVE_2ND_HW_I2C
#endif
#endif
#endif /* U8X8_HAVE_HW_I2C */

/* define U8X8_HAVE_2ND_HW_I2C if the board has a second wire interface*/
#ifdef U8X8_HAVE_HW_I2C
#ifdef PIN_WIRE1_SDA
#define WIRE_INTERFACES_COUNT 2
#endif
#ifdef WIRE_INTERFACES_COUNT
#if WIRE_INTERFACES_COUNT > 1
#define U8X8_HAVE_2ND_HW_I2C
#endif
#endif
#endif /* U8X8_HAVE_HW_I2C */

#define XIAO_RP2040_NEW_BOARD (defined(ARDUINO_SEEED_XIAO_RP2040) || (defined(ARDUINO_SEEED_XAIO_RP2040) && defined(__WIRE0_DEVICE)))

#if !XIAO_RP2040_NEW_BOARD
U8G2_SSD1306_128X64_NONAME_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);
#else
U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);
#endif

void setup() {
#if !XIAO_RP2040_NEW_BOARD
  Wire1.setSDA(SDA);
  Wire1.setSCL(SCL);
#endif
  u8g2.begin();
}

#include <Keyboard.h>

#define BTN D1
#define LED LED_BUILTIN

void setup()
{
  pinMode(BTN, INPUT_PULLUP);
  pinMode(LED, OUTPUT);

  Keyboard.begin();
}

void loop()
{
  if (digitalRead(BTN) == LOW)
  {
    digitalWrite(LED, HIGH);

    //Windowsキー(KEY_LEFT_GUI)+'D'の同時押しを再現
    Keyboard.press(KEY_LEFT_GUI);
    delay(10);           //Windowsキー押下後ウエイト
    Keyboard.write('d'); //※大文字'D'はではなく、小文字の'd'を送信

    Keyboard.releaseAll();

    while (digitalRead(BTN) == LOW); //ボタンがリリースされるまで待機

    digitalWrite(LED, LOW);
  }
  delay(10);
}

#include <Adafruit_NeoPixel.h>

#define BTN D1

#define LED_POWER 11
#define LED_PIN 12

#define TOGGLE_PERIOD (1000u)

#define LED_STAND_BY_COLOR 0xffffff
#define LED_READY_COLOR 0xff0000

Adafruit_NeoPixel pixels(1, LED_PIN);

uint8_t rgbValues[7][3] = {
    {255, 0, 0}, {255, 165, 0}, {255, 255, 0}, {0, 128, 0}, {0, 255, 255}, {0, 0, 255}, {128, 0, 128}};

int16_t randNumber;

int16_t brightness = 0;
int16_t fadeAmount = 10;

void toggleLED_nb(void)
{
  static bool toggle = true;
  static auto lastToggle = millis(); // saved between calls
  auto now = millis();

  if (now - lastToggle > TOGGLE_PERIOD)
  {
    if (toggle)
    {
      pixels.setPixelColor(0, LED_STAND_BY_COLOR);
      pixels.setBrightness(18);
      pixels.show();
    }
    else
    {
      pixels.clear();
      pixels.show();
    }
    toggle = !toggle;
    lastToggle = now;
  }
}

void readyLED()
{
  for (uint8_t i = 0; i < 3; i++)
  {
    brightness = 0;
    pixels.clear();
    pixels.show();
    delay(100);

    for (uint8_t j = 0; j < (100 / fadeAmount); j++)
    {
      pixels.setPixelColor(0, LED_READY_COLOR);
      pixels.setBrightness(brightness);
      pixels.show();

      brightness = brightness + fadeAmount;
      delay(80);
    }

    delay(1000);
  }
  brightness = 150;
  pixels.setPixelColor(0, LED_READY_COLOR);
  pixels.setBrightness(brightness);
  pixels.show();
  delay(3000);
}

void successLED()
{
  for (uint8_t i = 0; i < 8; i++)
  {
    for (uint8_t j = 0; j < 7; j++)
    {
      pixels.setPixelColor(0, pixels.Color(rgbValues[j][0], rgbValues[j][1], rgbValues[j][2]));
      pixels.setBrightness(18);
      pixels.show();
      delay(50);
    }
  }
}

void failureLED()
{
  while (0 < brightness)
  {
    pixels.setPixelColor(0, LED_READY_COLOR);
    pixels.setBrightness(brightness);
    pixels.show();

    brightness = brightness - fadeAmount;
    delay(80);
  }

  pixels.clear();
  pixels.show();
  delay(200);
  pixels.setPixelColor(0, LED_READY_COLOR);
  pixels.setBrightness(10);
  pixels.show();
  delay(150);
}

void setup()
{
  pinMode(BTN, INPUT_PULLUP);
  pinMode(LED_POWER, OUTPUT);

  digitalWrite(LED_POWER, HIGH);
  pixels.begin();
  while (digitalRead(BTN) == HIGH)
  {
    toggleLED_nb();
    delay(10);
  }

  // 抽選
  randomSeed(analogRead(A0));
  randNumber = (int16_t)random(0xffff + 1);

  readyLED();

  if (randNumber < 0)
  {
    // おめでとう
    successLED();
  }
  else
  {
    // 残念
    failureLED();
  }

  pixels.clear();
  pixels.show();
}

void loop()
{
}

// pin_buzzer should be defined by the supported variant e.g CPlay Bluefruit or CLUE.
// Otherwise please define the pin you would like to use for tone output
#ifndef PIN_BUZZER
#define PIN_BUZZER    A3
#endif