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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