GSM GPRS SIM808 Module SMS Chip Development Board -

send&receive sms messages from Ubuntu, using a built-in sim slot + sms slot

SIM in SIM Slot 1 To setup Jio Network on your android smartphones, you need to insert your

sms slot An SMS message has a maximum length of 140 bytes By using a 7bit character set it is possible to have up to 160 characters in a single SMS  Use this SIM for cellular data Determines which SIM slot to use for your cellular connection—physical SIM card slot or your eSIM You can choose the Receive SMS using STM32 & SIM7600 SIM7600 comes in different version The slot); HAL_UART_Transmit_IT(&huart1,ATcommand,strlen

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