ゆっくりラズパイ活用講座

#ifndef Pins_Arduino_h
#define Pins_Arduino_h

#include <stdint.h>

#define USB_VID 0x2341
#define USB_PID 0x0070

#ifndef __cplusplus
#define constexpr const
#endif

// primary pin names

#if defined(BOARD_HAS_PIN_REMAP) && !defined(BOARD_USES_HW_GPIO_NUMBERS)

// Arduino style definitions (API uses Dx)

static constexpr uint8_t D0         = 0; // also RX
static constexpr uint8_t D1         = 1; // also TX
static constexpr uint8_t D2         = 2;
static constexpr uint8_t D3         = 3; // also CTS
static constexpr uint8_t D4         = 4; // also DSR
static constexpr uint8_t D5         = 5;
static constexpr uint8_t D6         = 6;
static constexpr uint8_t D7         = 7;
static constexpr uint8_t D8         = 8;
static constexpr uint8_t D9         = 9;
static constexpr uint8_t D10        = 10; // also SS
static constexpr uint8_t D11        = 11; // also MOSI
static constexpr uint8_t D12        = 12; // also MISO
static constexpr uint8_t D13        = 13; // also SCK, LED_BUILTIN
static constexpr uint8_t LED_RED    = 14;
static constexpr uint8_t LED_GREEN  = 15;
static constexpr uint8_t LED_BLUE   = 16; // also RTS

static constexpr uint8_t A0         = 17; // also DTR
static constexpr uint8_t A1         = 18;
static constexpr uint8_t A2         = 19;
static constexpr uint8_t A3         = 20;
static constexpr uint8_t A4         = 21; // also SDA
static constexpr uint8_t A5         = 22; // also SCL
static constexpr uint8_t A6         = 23;
static constexpr uint8_t A7         = 24;

#else

// ESP32-style definitions (API uses GPIOx)

static constexpr uint8_t D0         = 44; // also RX
static constexpr uint8_t D1         = 43; // also TX
static constexpr uint8_t D2         = 5;
static constexpr uint8_t D3         = 6;  // also CTS
static constexpr uint8_t D4         = 7;  // also DSR
static constexpr uint8_t D5         = 8;
static constexpr uint8_t D6         = 9;
static constexpr uint8_t D7         = 10;
static constexpr uint8_t D8         = 17;
static constexpr uint8_t D9         = 18;
static constexpr uint8_t D10        = 21; // also SS
static constexpr uint8_t D11        = 38; // also MOSI
static constexpr uint8_t D12        = 47; // also MISO
static constexpr uint8_t D13        = 48; // also SCK, LED_BUILTIN
static constexpr uint8_t LED_RED    = 46;
static constexpr uint8_t LED_GREEN  = 0;
static constexpr uint8_t LED_BLUE   = 45; // also RTS

static constexpr uint8_t A0         = 1;  // also DTR
static constexpr uint8_t A1         = 2;
static constexpr uint8_t A2         = 3;
static constexpr uint8_t A3         = 4;
static constexpr uint8_t A4         = 11; // also SDA
static constexpr uint8_t A5         = 12; // also SCL
static constexpr uint8_t A6         = 13;
static constexpr uint8_t A7         = 14;

#endif

// Aliases

static constexpr uint8_t LEDR = LED_RED;
static constexpr uint8_t LEDG = LED_GREEN;
static constexpr uint8_t LEDB = LED_BLUE;

// alternate pin functions

static constexpr uint8_t LED_BUILTIN = D13;

static constexpr uint8_t TX   = D1;
static constexpr uint8_t RX   = D0;
static constexpr uint8_t RTS  = LED_BLUE;
static constexpr uint8_t CTS  = D3;
static constexpr uint8_t DTR  = A0;
static constexpr uint8_t DSR  = D4;

static constexpr uint8_t SS   = D10;
static constexpr uint8_t MOSI = D11;
static constexpr uint8_t MISO = D12;
static constexpr uint8_t SCK  = D13;

static constexpr uint8_t SDA  = A4;
static constexpr uint8_t SCL  = A5;

#define PIN_I2S_SCK     D7
#define PIN_I2S_FS      D8
#define PIN_I2S_SD      D9
#define PIN_I2S_SD_OUT  D9 // same as bidir
#define PIN_I2S_SD_IN   D10

#ifndef __cplusplus
#undef constexpr
#endif

#endif /* Pins_Arduino_h */

======================================================================== ID MCU Frequency Flash RAM Name ------------------ ------- --------- ----- ----- ------------------ arduino_nano_esp32 ESP32S3 240MHz 16MB 320KB Arduino Nano ESP32

#if defined(BOARD_HAS_PIN_REMAP) && !defined(BOARD_USES_HW_GPIO_NUMBERS) // Arduino style definitions (API uses Dx) static constexpr uint8_t D0 = 0; // also RX static constexpr uint8_t D1 = 1; // also TX ...... #else // ESP32-style definitions (API uses GPIOx) static constexpr uint8_t D0 = 44; // also RX static constexpr uint8_t D1 = 43; // also TX ......

$ vi platformio.ini [env:arduino_nano_esp32] platform = espressif32 board = arduino_nano_esp32 framework = arduino board_build.partitions = default_16MB.csv build_flags = -DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue -DCORE_DEBUG_LEVEL=4 board_build.arduino.memory_type = qio_opi board_build.f_flash = 80000000L board_build.flash_mode = dio monitor_speed = 115200 upload_port = /dev/ttyACM0

void setup() { Serial.begin(115200); Serial.printf("Internal Total heap %d, internal Free Heap %d\n", ESP.getHeapSize(), ESP.getFreeHeap()); Serial.printf("SPIRam Total heap %d, SPIRam Free Heap %d\n", ESP.getPsramSize(), ESP.getFreePsram()); Serial.printf("Flash Size %d, Flash Speed %d\n", ESP.getFlashChipSize(), ESP.getFlashChipSpeed()); Serial.printf("ChipRevision %d, Cpu Freq %d, SDK Version %s\n", ESP.getChipRevision(), ESP.getCpuFreqMHz(), ESP.getSdkVersion()); Serial.println(""); } void loop() {}

int vDelay = 500;  //Controls blink speed of built in and RGB leds

void setup()
{
	pinMode(LED_RED,     OUTPUT);
	pinMode(LED_GREEN,   OUTPUT);
	pinMode(LED_BLUE,    OUTPUT);
	pinMode(LED_BUILTIN, OUTPUT);
}

void toggleLED() {
	if (digitalRead(LED_BUILTIN) == LOW){
		digitalWrite(LED_BUILTIN, HIGH);
	} else {
		digitalWrite(LED_BUILTIN, LOW);
	}
}

void loop() {
	toggleLED();
	digitalWrite(LED_RED,   LOW);
	digitalWrite(LED_GREEN, LOW);
	digitalWrite(LED_BLUE,  LOW);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   LOW);
	digitalWrite(LED_GREEN, LOW);
	digitalWrite(LED_BLUE,  HIGH);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   LOW);
	digitalWrite(LED_GREEN, HIGH);
	digitalWrite(LED_BLUE,  LOW);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   HIGH);
	digitalWrite(LED_GREEN, LOW);
	digitalWrite(LED_BLUE,  LOW);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   HIGH);
	digitalWrite(LED_GREEN, HIGH);
	digitalWrite(LED_BLUE,  LOW);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   HIGH);
	digitalWrite(LED_GREEN, LOW);
	digitalWrite(LED_BLUE,  HIGH);
	delay(vDelay);

	toggleLED();
	digitalWrite(LED_RED,   LOW);
	digitalWrite(LED_GREEN, HIGH);
	digitalWrite(LED_BLUE,  HIGH);
	delay(vDelay);
}