mbed_example
/
cellular-example
Cellular example 1
main.cpp
- Committer:
- mab5449
- Date:
- 2017-09-07
- Revision:
- 0:fb873be06e31
File content as of revision 0:fb873be06e31:
#include "mbed.h" #include "OnboardCellularInterface.h" /* SIM pin code goes here */ #define PIN_CODE "1234" /* Network credentials like APN go here, e.g., "apn, username, password" */ #define CREDENTIALS "internet" /* Number of retries */ #define RETRY_COUNT 3 OnboardCellularInterface iface; nsapi_error_t do_connect() { nsapi_error_t retcode; bool disconnected = false; uint8_t retry_counter = 0; while (!iface.is_connected()) { retcode = iface.connect(); if (retcode == NSAPI_ERROR_AUTH_FAILURE) { printf("\n\nAuthentication Failure. Exiting application\n"); return retcode; } else if (retcode != NSAPI_ERROR_OK) { printf("\n\nCouldn't connect: %d, will retry\n", retcode); retry_counter++; continue; } else if (retcode != NSAPI_ERROR_OK && retry_counter > RETRY_COUNT) { printf("\n\nFatal connection failure: %d\n", retcode); return retcode; } break; } printf("\n\nConnection Established.\n"); return NSAPI_ERROR_OK; } int main() { /* Set Pin code for SIM card */ iface.set_sim_pin(PIN_CODE); /* Set network credentials here, e.g., APN*/ iface.set_credentials(CREDENTIALS); printf("\n\nmbed-os-example-cellular, Connecting...\n"); /* Attempt to connect to a cellular network */ if (do_connect() == NSAPI_ERROR_OK) { printf("\n\nSuccess. Exiting \n\n"); return 0; } printf("\n\nFailure. Exiting \n\n"); return -1; }