Adafruit QT Py ESP32-C3 WiFi

A tiny ESP32-C3 board.

Features

• I2C on SDA_D4/SCL_D5 using Qwiic connector
• WS2812B RGB LED on pin 2 (use setStatusLight to control)
• Serial logging on pin TX_D6 at 115200 8N1

• Service: buttonBOOT (button)

Stores

• https://www.adafruit.com/product/5405

Pins

pin name	hardware id	features
A0_D0	GPIO4	analogIn, debug, io
A1_D1	GPIO3	analogIn, io
A2_D2	GPIO1	analogIn, io
A3_D3	GPIO0	analogIn, io
MISO_D9	GPIO8	boot, io
MOSI_D10	GPIO7	debug, io
RX_D7	GPIO20	bootUart, io
SCK_D8	GPIO10	io
SCL_D5	GPIO6	i2c.pinSCL, debug, io
SDA_D4	GPIO5	i2c.pinSDA, debug, io
TX_D6	GPIO21	log.pinTX, bootUart, io
$services.buttonBOOT[0].pin	GPIO9	$services.buttonBOOT[0].pin, boot, io
led.pin	GPIO2	led.pin, analogIn, boot, io

DeviceScript import

You must add this import statement to load the pinout configuration for this device.

In Visual Studio Code, click the wand icon on the file menu and select "Adafruit QT Py ESP32-C3 WiFi".

import { pins, board } from "@dsboard/adafruit_qt_py_c3"

Firmware update

In Visual Studio Code, select DeviceScript: Flash Firmware... from the command palette.

Run this command line command and follow the instructions.

devicescript flash --board adafruit_qt_py_c3

• Firmware

Configuration

adafruit_qt_py_c3.json

{
    "$schema": "https://raw.githubusercontent.com/microsoft/devicescript-esp32/main/boards/esp32deviceconfig.schema.json",
    "id": "adafruit_qt_py_c3",
    "devName": "Adafruit QT Py ESP32-C3 WiFi",
    "productId": "0x3693d40b",
    "$description": "A tiny ESP32-C3 board.",
    "archId": "esp32c3",
    "url": "https://www.adafruit.com/product/5405",
    "$services": [
        {
            "name": "buttonBOOT",
            "pin": 9,
            "service": "button"
        }
    ],
    "i2c": {
        "$connector": "Qwiic",
        "pinSCL": "SCL_D5",
        "pinSDA": "SDA_D4"
    },
    "led": {
        "pin": 2,
        "type": 1
    },
    "log": {
        "pinTX": "TX_D6"
    },
    "pins": {
        "A0_D0": 4,
        "A1_D1": 3,
        "A2_D2": 1,
        "A3_D3": 0,
        "MISO_D9": 8,
        "MOSI_D10": 7,
        "RX_D7": 20,
        "SCK_D8": 10,
        "SCL_D5": 6,
        "SDA_D4": 5,
        "TX_D6": 21
    }
}