ICCD is the unique identification of the SIM card with a length of 20. example:demo/iccid
bool SIM_GetICCID(uint8_t* iccid);
Get the ICCID value of the SIM card
- iccid：The location of the obtained iccid value storage, the length of the array should >= 20
- Whether the ICCID value is successfully acquired or not, if not please check if the card is inserted.