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changed at for testing
Fork of example-reading-imei-imsi by
Diff: main.cpp
- Revision:
- 1:63483ec4d0ff
- Parent:
- 0:b51700dcba34
- Child:
- 2:c845f4f6c2b6
diff -r b51700dcba34 -r 63483ec4d0ff main.cpp --- a/main.cpp Fri Oct 13 16:09:30 2017 +0000 +++ b/main.cpp Thu Feb 15 11:48:51 2018 +0000 @@ -84,16 +84,23 @@ /* Give modem a little time to settle down */ wait_ms(250); + printf("Powering up the modem\r\n"); + onboard_modem_power_up(); +#ifdef TARGET_UBLOX_C030_N211 + wait_ms(5000); +#else + wait_ms(500); +#endif + + // Set AT parser timeout to 1sec for AT OK check + at->set_timeout(1000); + + printf("Checking for AT response from the modem\r\n"); for (int retry_count = 0; !success && (retry_count < 20); retry_count++) { printf("...wait\r\n"); - onboard_modem_power_up(); - wait_ms(500); - // The modem tends to sends out some garbage during power up. Needs to clean up. + // The modem tends to sends out some garbage during power up. at->flush(); - // Set AT parser timeout to 1sec for AT OK check - at->set_timeout(1000); - // AT OK talk to the modem if (at->send("AT")) { wait_ms(100); @@ -101,29 +108,38 @@ success = true; } } - // Increase the parser time to 8sec - at->set_timeout(8000); } + + // Increase the parser time to 8 sec + at->set_timeout(8000); + if (success) { + printf("Configuring the modem\r\n"); + +#ifdef TARGET_UBLOX_C030_N211 + // Turn off modem echoing and turn on verbose responses + success = at->send("AT+CMEE=1"); +#else // Set the final baud rate if (at->send("AT+IPR=%d", 115200) && at->recv("OK")) { // Need to wait for things to be sorted out on the modem side wait_ms(100); ((UARTSerial *)fh)->set_baud(115200); } - + // Turn off modem echoing and turn on verbose responses success = at->send("ATE0;+CMEE=2") && at->recv("OK") && // The following commands are best sent separately - // Turn off RTC/CTS handshaking - at->send("AT&K0") && at->recv("OK") && + at->send("AT&K0") && at->recv("OK") && // Set DCD circuit(109), changes in accordance with // the carrier detect status at->send("AT&C1") && at->recv("OK") && // Set DTR circuit, we ignore the state change of DTR at->send("AT&D0") && at->recv("OK"); +#endif } + return success; } /* @@ -133,34 +149,54 @@ int main() { - printf("\n\r\n\ru-blox C030-U201 Reading the modem IMEI and eUICC/SIM IMSI\n\r"); + bool success = false; + + printf("\n\r\n\ru-blox C030 reading the modem IMEI and eUICC/SIM IMSI\n\r"); printf("Initialising UART for modem communication"); - fh = new UARTSerial(MDMTXD, MDMRXD, 115200); + fh = new UARTSerial(MDMTXD, MDMRXD, 9600); printf("...DONE\r\n"); - printf("Initialising the Modem AT Command Parser"); + // NOTE: if you are experiencing problems with the AT command + // exchange, change the "false" below to "true" to get debug output + // from the AT command parser + printf("Initialising the modem AT command parser"); at = new ATCmdParser(fh, OUTPUT_ENTER_KEY, AT_PARSER_BUFFER_SIZE, AT_PARSER_TIMEOUT, false); printf("...DONE\r\n"); printf("Initializing the modem\r\n"); - if (setup_modem()){ + if (setup_modem()) { printf("...DONE\r\nThe modem powered up\r\n"); - char imei[15+1]; + char imei[25+1]; char imsi[15+1]; printf("Reading IMEI and IMSI\r\n"); + +#ifdef TARGET_UBLOX_C030_N211 + if (at->send("AT+CGSN=1") && at->recv("\nOK\n%25[^\n]\nOK\n", imei)){ + printf("IMEI: %s\r\n",imei + 6); // Avoid the "+CGSN:" prefix + } +#else if (at->send("AT+CGSN") && at->recv("%15[^\n]\nOK\n", imei)){ printf("IMEI: %s\r\n",imei); } - if (at->send("AT+CIMI") && at->recv("%15[^\n]\nOK\n", imsi)){ - printf("IMSI: %s\r\n",imsi); +#endif + // Sometimes it takes a little while for the SIM to be initialised, + // so retry this until done + at->set_timeout(1000); + for (int retry_count = 0; !success && (retry_count < 10); retry_count++) { + if (at->send("AT+CIMI") && at->recv("%15[^\n]\nOK\n", imsi)){ + printf("IMSI: %s\r\n",imsi); + success = true; + } + } + if (!success) { + printf("Unable to read IMSI: has a SIM been inserted?\r\n"); } - } - else { - printf("Unable To intialize modem\r\n"); + } else { + printf("Unable to intialize modem\r\n"); } - printf("FINISHED...\n\r"); + printf("FINISHED...\r\n"); // Create threadUserButtonCheck thread Thread threadUserButtonCheck(threadBodyUserButtonCheck);