RC7620 needs to send commands 2~3 times before responding

IoT Modules RC76
1

Hi

I use RC7620 module UART interface send AT command.
Always need to send commands 2~3 times before responding.
But this is not the case when using the USB interface.
Please advise how to process it.Thanks

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2

you can set the +KSLEEP to not to sleep and retry

3

Hi @jyijyi

Thanks. The problem is solved.
I used AT+KSLEEP=2