u-blox
Base class for the ublox-xxx-cellular-xxx classes. Cannot be used standalone, only inherited by classes that do properly useful stuff. Or, to put it another way, if you are using any of the ublox-xxx-cellular-xxx classes, you will need this class also.
Dependents: example-ublox-cellular-interface example-ublox-cellular-driver-gen HelloMQTT example-ublox-cellular-interface_r410M ... more
Diff: UbloxCellularBase.cpp
- Revision:
- 6:8fadf1e49487
- Parent:
- 5:05fa111c1cf3
- Child:
- 7:c2cf27a981b3
diff -r 05fa111c1cf3 -r 8fadf1e49487 UbloxCellularBase.cpp
--- a/UbloxCellularBase.cpp Thu Aug 10 14:27:24 2017 +0100
+++ b/UbloxCellularBase.cpp Fri Aug 11 14:52:26 2017 +0100
@@ -688,6 +688,7 @@
// Initialise the modem.
bool UbloxCellularBase::init(const char *pin)
{
+ bool gotImsi = false;
MBED_ASSERT(_at != NULL);
if (!_modem_initialised) {
@@ -698,15 +699,25 @@
}
if (initialise_sim_card()) {
if (set_device_identity(&_dev_info.dev) && // Set up device identity
- device_init(_dev_info.dev) && // Initialise this device
- get_iccid() && // Get integrated circuit ID of the SIM
- get_imsi() && // Get international mobile subscriber information
- get_imei() && // Get international mobile equipment identifier
- get_meid() && // Probably the same as the IMEI
- set_sms()) {
-
- // The modem is initialised.
- _modem_initialised = true;
+ device_init(_dev_info.dev)) {// Initialise this device
+ // Get the integrated circuit ID of the SIM
+ if (get_iccid()) {
+ // Try a few times to get the IMSI (since on some modems this can
+ // take a while to be retrieved, especially if a SIM PIN
+ // was set)
+ for (int x = 0; (x < 3) && !(gotImsi = get_imsi()); x++) {
+ wait_ms(1000);
+ }
+
+ if (gotImsi) {
+ if (get_imei() && // Get international mobile equipment identifier
+ get_meid() && // Probably the same as the IMEI
+ set_sms()) { // And set up SMS
+ // The modem is initialised.
+ _modem_initialised = true;
+ }
+ }
+ }
}
}
}