Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
淘宝购买的模块，能使用串口正常烧录，烧录前串口循环打印freqchip，烧录后打印四次，但是AT指令没有反馈，求建议。
@hw 在 FR801xH AT固件烧录后无效果 中说：
能使用串口正常烧录，烧录前串口循环打印
有相应的规格书吗？
没有，按照官方的固件写的