有些ESP32开发板因体积小、价格低或易于烧录而成为社区宠儿。ESP32‑A1S（也称 “AI ...

该函数可能会因参数无效、内存不足等各种错误而失败。具体来说，当要分配的ADC实例已经注册时，该函数将返回ESP_ERR_NOT_FOUND错误。可用 ADC 的数量由 记录SOC_ADC_PERIPH_NUM。 如果之前创建的ADC实例不需要记录器，则应通过调用回收ADC实例adc_oneshot_del_unit()，相关的 ...

[Simon Monk] got frustrated with bad ADC performance when tinkering with an ESP32 board, and decided to put three of the nowadays-iconic boards to the test – a classic ESP32 devboard, a Pi Pico with ...

It’s possible to find surplus LCDs in all kinds of old hardware. Photocopiers, printers – you name it, there’s old junk out there with displays going to waste. Unfortunately, unlike the displays on ...

IDF写的还挺好，我觉得，这么多芯片可以缝缝补补的用一个SDK，牛的咧。 a：要检查的条件表达式。 err_code：在条件为假时返回的错误代码。 goto_tag：条件为假时要跳转到的标签位置。 log_tag：用于记录日志的标签位置（可选）。 format：格式化字符串（可选）。

Some ESP32 boards become community favourites because they're small, cheap, or easy to flash. The ESP32-A1S (known also as ...