When using the asynchronous UART API to receive variable-length messages, we rely on the RX timeout event (UART_RX_RDY) to detect the end of a message. Inside the RX ready event callback, we disable ...

Since ESPHome 2025.10, using all 3 UARTs (UART0 + UART1 + UART2) along with the logger on UART0 causes the ESP32 to boot loop when Modbus is attached to UART2 (no problem on UART1) The issue occurs ...

Linux是开源技术宝藏，其中Linux驱动部分就是其中浓墨重彩的一笔，这些技术设计基础知识可以反复品味。 为达到一个驱动最好一行都不改就可以适用任何硬件平台的目的，将驱动与设备分离开来，驱动只管驱动，设备只管设备，而驱动以某种通用的标准途径去 ...