The board is built around an ESP32-S3 MCU so it has 2.4GHz WiFi and BLE 5.0 connectivity ... Additional features include I2C, UART, SPI, and I2S interfaces along with an onboard BQ25101 battery charge ...

Waveshare ESP32-S3-Touch-AMOLED-1.8 is an ESP32-S3 development board with an AMOLED display and AI audio support fully housed in a plastic enclosure. The most interesting feature of this devkit is its ...

几周前剖析了Linux SPI 驱动框架，算是明白个所以然，对于这么一个庞大的框架，并不是每一行代码都要自己去敲，因为前人已经把这个框架搭建好了，作为驱动开发者的我们只需要搞清楚哪一部分是需要自己修改或重新编写就OK了。 结合Linux内核面向对象的设计 ...