ESP32-S3のUSB HostでUSB-MIDIのメッセージの受信するアプリを気軽に作りたい思っていたのでライブラリ化してみた。以下のコードのように、onMidiMessage()を定義すれば使えるシンプルな構成。USBやRTOSの複雑な処理は、すべて隠蔽している。代償として、細かな設定 ...

ワイヤと5V->3.3V ESP32とUSB-C 電源入れてみる 右側のピンが使えないので用途は限定的かな。 USBから給電とファームウェアの書き込みはできるのでそれなりには使えるかもです。

書籍 『IoT開発スタートブック─ESP32でクラウドにつなげる電子工作をはじめよう！』 刊行にあわせて著者の下島健彦氏にマイコン 「ESP32」 を使ったIoTデバイスの開発について寄稿いただきました。 近年注目されてるIoTについて、 みずからデバイスを開発し ...

Is your feature request related to a problem? Yes. In my project using ESP32-S3, I need to use both a USB HID keyboard and a USB mass storage (pendrive) at different times. However, there is no way to ...

ESPConnect is a capable flashing utility for ESP32 and ESP8266 boards. It depends on the Arduino IDE or PlatformIO IDE if you plan to use community-submitted or ready-made firmware. The web-based ...

The ESP32 was introduced a few years ago as an inexpensive way to outfit various microcontrollers with WiFi or Bluetooth. Since then it has been experimented with and developed on, thanks to its ...

Expected: At 1 second intervals, Neopixel should toggle and a timestamp should print. This should continue indefinitely. Actual: With the host computer's screen unlocked (macOS Sonoma 14.5 + M1 Mac ...

The T-Display P4 also has an ESP32-C6 chip with support for WiFi 6 and Bluetooth 5, an SX1262 LoRa module, a 2MP MIPI camera, a 9-axis motion sensor, a microSD card reader, a headphone jack, and two ...

S1, which combines the ESP32-P4 with an ESP32-C5 dual-band WiFi 6 module, instead of the more commonly used ESP32-C6 wireless ...

Elecrow “All-in-One Starter Kit for ESP32-P4” is an open-source learning and prototyping platform based on the ESP32-P4 ...