GitHub

tghabour/ESP32-HUB75-MatrixPanel-I2S-DMA

This ESP32 Arduino/IDF library for HUB75 / HUB75E connector type 64x32 RGB LED 1/16 Scan OR 64x64 RGB LED 1/32 Scan LED Matrix Panel, utilities the DMA functionality provided by the ESP32's I2S 'LCD ...
GitHub

esp32_i2s_parallel_dma.cpp

static void IRAM_ATTR irq_hndlr(void* arg) { // if we use I2S1 (default) SET_PERI_REG_BITS(I2S_INT_CLR_REG(ESP32_I2S_DEVICE), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF ...
技術評論社

ESP32ではじめる IoTデバイス開発

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 ...
Hackaday

Youngster’s ESP32 Jukebox Uses RFID To Queue Tunes

Though kids today have an incredible knack for figuring out modern phones and tablets, there’s still something to be said for offering a simple physical user interface for little hands. To that end, ...
MSN による配信

Want to build your own cheap smart home sensors? Here's how I got started with the ESP32

The ESP32 is a beloved microcontroller from Espressif, offering quite a lot in a small, very cheap package. Yet as you may already know, there are lots of different kinds of ESP32, and it can be hard ...