Lirc::~Lirc()
{
// GNASH_REPORT_FUNCTION;
if (_button != 0) {
delete _button;
}
closeNet();
}
uint8_t openNet()
{
uint16_t timeout = 0;
memset( GPRS.receive, 0, ( size_t )GPRS_RX_BUFFER_SIZE );
GPRS.receive_count = 0;
printf("AT+SAPBR=1,1\r\n");
while(GPRS.receive_count < 0x14)
{
timeout++;
delay_1ms();
if(timeout>TIME_OUT)
{
return ERROR;
}
}
for(uint8_t i=GPRS.receive_count;i>0;i--)
{
if((GPRS.receive[i] == '\r') &&
(GPRS.receive[i+1] == '\n') &&
(GPRS.receive[i+2] == 'O') &&
(GPRS.receive[i+3] == 'K') &&
(GPRS.receive[i+4] == '\r') &&
(GPRS.receive[i+5] == '\n')
)
{
return OK;
}
}
for(uint8_t i=GPRS.receive_count;i>0;i--)
{
if((GPRS.receive[i] == '\r') &&
(GPRS.receive[i+1] == '\n') &&
(GPRS.receive[i+2] == 'E') &&
(GPRS.receive[i+3] == 'R') &&
(GPRS.receive[i+4] == 'R') &&
(GPRS.receive[i+5] == 'O') &&
(GPRS.receive[i+6] == 'R') &&
(GPRS.receive[i+7] == '\r') &&
(GPRS.receive[i+8] == '\n')
)
{
if(closeNet())
{
openNet();
}
else
{
GPRS_Error();
}
}
}
return ERROR;
}
int initCellModem(Serial *serial)
{
size_t success = 0;
size_t attempts = 0;
g_cellmodem_status = CELLMODEM_STATUS_NOT_INIT;
while (!success && attempts++ < 3) {
closeNet(serial);
if (attempts > 1) {
pr_debug("SIM900: power cycling\r\n");
if (sendCommandOK(serial, "AT\r") == 1 && attempts > 1) {
pr_debug("SIM900: powering down\r\n");
powerCycleCellModem();
}
powerCycleCellModem();
}
if (sendCommandRetry(serial, "ATZ\r", "OK", 2, 2) != 1) continue;
if (sendCommandRetry(serial, "ATE0\r", "OK", 2, 2) != 1) continue;
sendCommand(serial, "AT+CIPSHUT\r", "OK");
if (isNetworkConnected(serial, 60, 3) != 1) continue;
getSignalStrength(serial);
read_subscriber_number(serial);
read_IMEI(serial);
if (isDataReady(serial, 30, 2) != 1) continue;
success = 1;
}
if ( success ) {
g_cellmodem_status = CELLMODEM_STATUS_PROVISIONED;
return 0;
} else {
g_cellmodem_status = CELLMODEM_STATUS_NO_NETWORK;
return -1;
}
}