Umar Naeem
mbed 5.4 with sleep mode
Dependencies: C027_Support mbed-dev
Fork of
C027_SupportTest_coap
by 
Umar Naeem
Diff: main.cpp
- Revision:
- 10:d2da2028a233
- Parent:
- 9:26f694bc31b4
- Child:
- 11:b8505cbbd55c
--- a/main.cpp Thu Apr 17 15:10:09 2014 +0000
+++ b/main.cpp Mon May 05 15:45:31 2014 +0000
@@ -1,5 +1,4 @@
#include "mbed.h"
-#include "C027.h"
#include "GPS.h"
#include "MDM.h"
@@ -23,52 +22,81 @@
*/
#define PASSWORD NULL
-//----------------------------------------------------------------------
-C027 c027;
+//----------------------------------------------------------------------
+#if defined(TARGET_UBLOX_C027) || defined(TARGET_LPC1768)
+ //#define C027_USEONBOARD // remove this if you have a GSM/GPS shield
+ #ifdef C027_USEONBOARD
+ #include "C027.h"
+ C027 c027;
+ #elif defined(TARGET_LPC1768)
+ // We assume we have a C027 (not an Arch Pro)
+ #define D15 P0_1
+ #define D14 P0_0
+ #define D4 P2_12
+ #define D1 P4_28
+ #define D0 P4_29
+ #define LED1 P3_25
+ #endif
+#endif
+
+#ifndef C027_USEONBOARD
+ #define GPSSCL D15
+ #define GPSSDA D14
+ #define GPSADR (66<<1) // GPS I2C Address
+ #define MDMPWRON D4
+ #define MDMTXD D1
+ #define MDMRXD D0
+ #define MDMCTS NC
+ #define MDMRTS NC
+ #define MDMBAUD 115200
+#endif
+
+// no tracing if serial is shared with the VCP
+#define TRACE ((USBRX==MDMRXD)||(USBTX==MDMTXD))?:printf
void printDeviceStatus(MDMParser::DevStatus* status) {
- printf("Device Status:\r\n");
+ TRACE("Device Status:\r\n");
const char* txtDev[] = { "Unknown", "SARA-G350", "LISA-U200", "LISA-C200" };
if (status->dev < sizeof(txtDev)/sizeof(*txtDev) && (status->dev != MDMParser::DEV_UNKNOWN))
- printf(" Device: %s\r\n", txtDev[status->dev]);
+ TRACE(" Device: %s\r\n", txtDev[status->dev]);
const char* txtLpm[] = { "Disabled", "Enabled", "Active" };
if (status->lpm < sizeof(txtLpm)/sizeof(*txtLpm))
- printf(" Power Save: %s\r\n", txtLpm[status->lpm]);
+ TRACE(" Power Save: %s\r\n", txtLpm[status->lpm]);
const char* txtSim[] = { "Unknown", "Pin", "Ready" };
if (status->sim < sizeof(txtSim)/sizeof(*txtSim) && (status->sim != MDMParser::SIM_UNKNOWN))
- printf(" SIM: %s\r\n", txtSim[status->sim]);
+ TRACE(" SIM: %s\r\n", txtSim[status->sim]);
if (*status->ccid)
- printf(" CCID: %s\r\n", status->ccid);
+ TRACE(" CCID: %s\r\n", status->ccid);
if (*status->imei)
- printf(" IMEI: %s\r\n", status->imei);
+ TRACE(" IMEI: %s\r\n", status->imei);
if (*status->imsi)
- printf(" IMSI: %s\r\n", status->imsi);
+ TRACE(" IMSI: %s\r\n", status->imsi);
if (*status->meid)
- printf(" MEID: %s\r\n", status->meid);
+ TRACE(" MEID: %s\r\n", status->meid);
if (*status->manu)
- printf(" Manufacturer: %s\r\n", status->manu);
+ TRACE(" Manufacturer: %s\r\n", status->manu);
if (*status->model)
- printf(" Model: %s\r\n", status->model);
+ TRACE(" Model: %s\r\n", status->model);
if (*status->ver)
- printf(" Version: %s\r\n", status->ver);
+ TRACE(" Version: %s\r\n", status->ver);
}
void printNetStatus(MDMParser::NetStatus *status)
{
- printf("Network Status:\r\n");
+ TRACE("Network Status:\r\n");
const char* txtReg[] = { "Unknown", "Denied", "None", "Home", "Roaming" };
if (status->reg < sizeof(txtReg)/sizeof(*txtReg) && (status->reg != MDMParser::REG_UNKNOWN))
- printf(" Registration: %s\r\n", txtReg[status->reg]);
+ TRACE(" Registration: %s\r\n", txtReg[status->reg]);
const char* txtAct[] = { "Unknown", "GSM", "Edge", "3G", "CDMA" };
if (status->act < sizeof(txtAct)/sizeof(*txtAct) && (status->act != MDMParser::ACT_UNKNOWN))
- printf(" Access Technology: %s\r\n", txtAct[status->act]);
+ TRACE(" Access Technology: %s\r\n", txtAct[status->act]);
if (status->rssi)
- printf(" Signal Strength: %d dBm\r\n", status->rssi);
+ TRACE(" Signal Strength: %d dBm\r\n", status->rssi);
if (*status->opr)
- printf(" Operator: %s\r\n", status->opr);
+ TRACE(" Operator: %s\r\n", status->opr);
if (*status->num)
- printf(" Phone Number: %s\r\n", status->num);
+ TRACE(" Phone Number: %s\r\n", status->num);
}
int main(void)
@@ -79,54 +107,70 @@
Serial pc(USBTX,USBRX);
pc.baud(115200);
- printf("C027 Support Example\r\n");
+ TRACE("GSM/GPS Support Example\r\n");
+#ifdef C027_USEONBOARD
+ // turn on the supplies of the Modem and the GPS
c027.mdmPower(true);
c027.gpsPower(true);
+#else
+ // turn on the Modem
+ DigitalOut mdmPwrOn(MDMPWRON, 0);
+ wait_ms(150);
+ mdmPwrOn = 1;
+#endif
wait(2);
+ // Create the GPS object
+#if defined(GPSSCL) && defined(GPSSDA) && defined(GPSADR)
GPSI2C gps(GPSSDA,GPSSCL,GPSADR); // use GPSI2C class
- // GPSSerial gps(GPSTXD,GPSRXD,GPSBAUD); // or GPSSerial class
+#elif defined(GPSTXD) && defined(GPSRXD) && defined(GPSBAUD)
+ GPSSerial gps(GPSTXD,GPSRXD,GPSBAUD); // or GPSSerial class
+#else
+ #warning "please define the pins for the GPS"
+#endif
+ // Create the modem object
MDMSerial mdm(MDMTXD,MDMRXD,MDMBAUD
- #if DEVICE_SERIAL_FC
+#if DEVICE_SERIAL_FC
,MDMRTS,MDMCTS
- #endif
+#endif
);
// initialize the modem
- printf("Device Init\r\n");
+ TRACE("Device Init\r\n");
MDMParser::DevStatus devStatus;
MDMParser::NetStatus netStatus;
- if (mdm.init(SIMPIN, &devStatus))
+ bool mdmOk = mdm.init(SIMPIN, &devStatus);
+ if (mdmOk)
{
printDeviceStatus(&devStatus);
// wait until we are connected
- printf("Network Check\r\n");
+ TRACE("Network Check\r\n");
while (!mdm.checkNetStatus(&netStatus))
wait_ms(1000);
printNetStatus(&netStatus);
- printf("Network Join\r\n");
+ TRACE("Network Join\r\n");
// join the internet connection
MDMParser::IP ip =
mdm.join(APN,USERNAME,PASSWORD);
if (ip != NOIP)
{
- printf(" IP Address: " IPSTR "\r\n", IPNUM(ip));
- printf("Socket Create\r\n");
+ TRACE(" IP Address: " IPSTR "\r\n", IPNUM(ip));
+ TRACE("Socket Create\r\n");
int socket = mdm.socketSocket(MDMParser::IPPROTO_TCP);
if (socket >= 0)
{
- printf("Socket Connect\r\n");
+ TRACE("Socket Connect\r\n");
if (mdm.socketConnect(socket, "mbed.org", 80))
{
- printf("Make a Http Post Request\r\n");
+ TRACE("Make a Http Post Request\r\n");
const char http[] = "GET /media/uploads/mbed_official/hello.txt HTTP/1.0\r\n\r\n";
- printf("Socket Send\r\n");
+ TRACE("Socket Send\r\n");
mdm.socketSend(socket, http, sizeof(http)-1);
- printf("Socket Recving\r\n");
+ TRACE("Socket Recving\r\n");
while (true) {
ret = mdm.socketReadable(socket);
if (ret > 0)
@@ -134,88 +178,89 @@
if (ret < 0)
break;
else if (ret > 0)
- printf("Socket Recv \"%*s\"\r\n", ret, buf);
+ TRACE("Socket Recv \"%*s\"\r\n", ret, buf);
}
- printf("Socket Close\r\n");
+ TRACE("Socket Close\r\n");
mdm.socketClose(socket);
}
- printf("Socket Free\r\n");
+ TRACE("Socket Free\r\n");
mdm.socketFree(socket);
}
// disconnect
- printf("Network Disconnect\r\n");
+ TRACE("Network Disconnect\r\n");
mdm.disconnect();
}
const char* ussd = "*#134#"; // You may get answer "UNKNOWN APPLICATION"
- printf("Send Ussd Command %s\r\n", ussd);
+ TRACE("Send Ussd Command %s\r\n", ussd);
ret = mdm.ussdCommand(ussd, buf);
if (ret > 0)
- printf("Got Ussd Answer: \"%*s\"\r\n", ret, buf);
-
- printf("Checking SMS and GPS\r\n");
- char link[128] = "";
- unsigned int i = 0xFFFFFFFF;
- const int wait = 100;
- while (1) {
-
- while ((ret = gps.getMessage(buf, sizeof(buf))) > 0)
+ TRACE("Got Ussd Answer: \"%*s\"\r\n", ret, buf);
+ }
+ TRACE("Checking SMS and GPS\r\n");
+ char link[128] = "";
+ unsigned int i = 0xFFFFFFFF;
+ const int wait = 100;
+ bool abort = false;
+ DigitalOut led(LED1);
+ while (!abort) {
+ led = !led;
+ while ((ret = gps.getMessage(buf, sizeof(buf))) > 0)
+ {
+ int len = LENGTH(ret);
+ //TRACE("NMEA: %.*s\r\n", len-2, msg);
+ if ((PROTOCOL(ret) == NMEA) && (len > 6) && !strncmp("$GPGLL", buf, 6))
{
- int len = LENGTH(ret);
- //printf("NMEA: %.*s\r\n", len-2, msg);
- if ((PROTOCOL(ret) == NMEA) && (len > 6) && !strncmp("$GPGLL", buf, 6))
+ double la = 0, lo = 0;
+ char ch;
+ if (gps.getNmeaAngle(1,buf,len,la) &&
+ gps.getNmeaAngle(3,buf,len,lo) &&
+ gps.getNmeaItem(6,buf,len,ch) && ch == 'A')
{
- double la = 0, lo = 0;
- char ch;
- if (gps.getNmeaAngle(1,buf,len,la) &&
- gps.getNmeaAngle(3,buf,len,lo) &&
- gps.getNmeaItem(6,buf,len,ch) && ch == 'A')
- {
- printf("GPS Location: %.5f %.5f\r\n", la, lo);
- sprintf(link, "I am here!\n"
- "https://maps.google.com/?q=%.5f,%.5f", la, lo);
- }
+ TRACE("GPS Location: %.5f %.5f\r\n", la, lo);
+ sprintf(link, "I am here!\n"
+ "https://maps.google.com/?q=%.5f,%.5f", la, lo);
}
}
-
- if (i++ == 10000/wait) {
- i = 0;
- // check the network status
- if (mdm.checkNetStatus(&netStatus))
- printNetStatus(&netStatus);
-
- // checking unread sms
- int ix[8];
- int n = mdm.smsList("REC UNREAD", ix, 8);
- if (8 < n) n = 8;
- while (0 < n--)
- {
- char num[32];
- printf("Unread SMS at index %d\r\n", ix[n]);
- if (mdm.smsRead(ix[n], num, buf, sizeof(buf))) {
- printf("Got SMS from \"%s\" with text \"%s\"\r\n", num, buf);
- printf("Delete SMS at index %d\r\n", ix[n]);
- mdm.smsDelete(ix[n]);
- // provide a reply
- const char* reply = "Hello my friend";
- if (strstr(buf, /*w*/"here are you"))
- reply = *link ? link : "I don't know"; // reply wil location link
- printf("Send SMS reply \"%s\" to \"%s\"\r\n", reply, num);
- mdm.smsSend(num, reply);
- }
+ }
+ if (mdmOk && (i++ == 10000/wait)) {
+ i = 0;
+ // check the network status
+ if (mdm.checkNetStatus(&netStatus))
+ printNetStatus(&netStatus);
+
+ // checking unread sms
+ int ix[8];
+ int n = mdm.smsList("REC UNREAD", ix, 8);
+ if (8 < n) n = 8;
+ while (0 < n--)
+ {
+ char num[32];
+ TRACE("Unread SMS at index %d\r\n", ix[n]);
+ if (mdm.smsRead(ix[n], num, buf, sizeof(buf))) {
+ TRACE("Got SMS from \"%s\" with text \"%s\"\r\n", num, buf);
+ TRACE("Delete SMS at index %d\r\n", ix[n]);
+ mdm.smsDelete(ix[n]);
+ // provide a reply
+ const char* reply = "Hello my friend";
+ if (strstr(buf, /*w*/"here are you"))
+ reply = *link ? link : "I don't know"; // reply wil location link
+ TRACE("Send SMS reply \"%s\" to \"%s\"\r\n", reply, num);
+ mdm.smsSend(num, reply);
}
}
- wait_ms(wait);
}
- mdm.powerOff();
- gps.powerOff();
+ wait_ms(wait);
}
- printf("Shutdown\r\n");
- // now it is safe to switch off
+ mdm.powerOff();
+ gps.powerOff();
+ TRACE("Shutdown\r\n");
+#ifdef C027_USEONBOARD
+ // now it is safe to switch LDOs off
c027.mdmPower(false);
c027.gpsPower(false);
-
+#endif
return 0;
}