u-blox
example application with TFT display and SMS receive send
Dependencies: C027 C027_Support SeeedStudioTFTv2 TFT_fonts UbloxUSBModem mbed
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C027_DisplayTest
by 
Michael Ammann
This is an application that combines several libraries together and demonstartes the use of cellular, GPS and a Touch enabled TFT on the u-blox C027 board. 
Diff: main.cpp
- Revision:
- 2:fde6fc911c61
- Parent:
- 0:bd6ef6f73032
- Child:
- 3:4ec009118465
--- a/main.cpp Fri Oct 18 18:31:33 2013 +0000
+++ b/main.cpp Mon Oct 21 19:46:57 2013 +0000
@@ -1,29 +1,38 @@
#include "mbed.h"
-#include "C027_PinNames.h"
+#include "C027.h"
+#include "GPS.h"
-#include "SPI_TFT_ILI9341.h"
+#include "SeeedStudioTFTv2.h"
#include "Arial12x12.h"
#include "Arial24x23.h"
#include "Arial28x28.h"
#include "font_big.h"
-#include "UbloxUSBGSMModem.h"
-void ubxLogo(SPI_TFT_ILI9341* tft, int x0/*120*/, int y0/*160*/, int r)
+#include "UbloxUSBGSMModem.h"
+#include "UbloxUSBCDMAModem.h"
+#include "UbloxGSMModem.h"
+
+void ubxLogo(SPI_TFT_ILI9341* tft, int x0/*160*/, int y0/*160*/, int r)
{
int i1=r/8, i1_5=r*3/16, i2=r*2/8, i3=r*3/8,
i4=r*4/8, i5=r*5/8, i6=r*6/8, i7=r*7/8;
// the ball
tft->fillcircle(x0, y0, r, Red);
// the dot
- tft->fillcircle(x0-i3, y0+i2, i1_5, White);
+ tft->fillcircle(x0-i2, y0-i3, i1_5, White);
// the u
- tft->fillcircle(x0+i3, y0-i4, i3, White);
- tft->fillcircle(x0+i3, y0-i4, i1, Red);
- tft->fillrect( x0-i1, y0-i3, x0+i3, y0-i1, White);
- tft->fillrect( x0-i1, y0-i5, x0+i3, y0-i3, Red);
- tft->fillrect( x0-i1, y0-i7, x0+i6, y0-i5, White);
+ tft->fillcircle(x0+i4, y0+i3, i3, White);
+ tft->fillcircle(x0+i4, y0+i3, i1, Red);
+ tft->fillrect( x0+i1, y0-i1, x0+i3, y0+i3, White);
+ tft->fillrect( x0+i3, y0-i1, x0+i5, y0+i3, Red);
+ tft->fillrect( x0+i5, y0-i1, x0+i7, y0+i6, White);
}
+#define info(...) \
+ TFT.locate(0,5), \
+ TFT.fillrect(0,0,320,35,White), \
+ TFT.printf(__VA_ARGS__)
+
void initC027(void)
{
DigitalOut mdmEn(MDMEN);
@@ -41,46 +50,107 @@
mdmRst = 1; // RESET: 1=operating,0=reset
Thread::wait(3000);// modem will be ready after 3 seconds
}
+
int main()
{
- DigitalOut cs(D4); // sd card cs
- DigitalOut bl(D7); // backlight
- cs = 1;
- bl = 1;
-
- SPI_TFT_ILI9341 TFT(D11, D12, D13, D5, D3/*dummy*/, D6, "TFT"); // mosi, miso, sclk, cs, reset
+ SeeedStudioTFTv2 TFT(A3, A1, A2, A0,
+ D11, D12, D13,
+ D5/*tft cs*/, D6/*tft dc*/, D7/*backlight*/,
+ D4/*sd cs*/);
+ TFT.setBacklight(true);
+ TFT.set_font((unsigned char*) Arial12x12); // select the font
+ TFT.set_orientation(3);
+ //TFT.calibrate(); // calibrate the touch
TFT.background(White); // set background to black
TFT.foreground(Black); // set chars to white
TFT.cls(); // clear the screen
- ubxLogo(&TFT, 120, 160, 80);
- TFT.set_font((unsigned char*) Arial12x12); // select the font
- TFT.set_orientation(3);
+ ubxLogo(&TFT, 160, 120, 80);
TFT.locate(70,220);
TFT.printf("u-blox C027-C20/U20/G35");
initC027();
+ //C027 c027;
+ //c027.mdmPower(true);
+ GPS gps;
UbloxUSBGSMModem modem;
+ size_t count;
-//#define MY_PHONE_NUMBER "+41765858801"
-#ifdef MY_PHONE_NUMBER
- printf("Sending the SMS to\r\n" MY_PHONE_NUMBER "\r\n");
- modem.sendSM(MY_PHONE_NUMBER, "Hello from mbed:)");
-#endif
+ #define MY_IMEI "+41799613242"
+ info(" Cellular Modem\n IMEI: %s", MY_IMEI);
+
+ char num[17] = "", msg[160+1] = "";
+ clock_t c = clock();
while(true)
{
- size_t count;
- if(!modem.getSMCount(&count) && (count > 0))
+ clock_t n = clock();
+ if ((n - c) > CLOCKS_PER_SEC) // every 3 seconds
{
- char num[17], msg[64];
- printf("%d SMS to read\n", count);
- if(!modem.getSM(num, msg, sizeof(msg)))
+ int rssi;
+ LinkMonitor::REGISTRATION_STATE state;
+ LinkMonitor::BEARER bearer;
+ if (!modem.getLinkState(&rssi, &state, &bearer))
{
- printf("%s : %s\r\n", num, msg);
- TFT.fillrect(0,0,320,35,White);
- TFT.locate(0,5);
- TFT.printf("Phone: %s\nSMS:%s", num, msg);
+ const char* sState[] =
+ { " ",
+ "REG. ",
+ "DENIED",
+ "NO NET",
+ "HOME ",
+ "ROAM " };
+ const char* sBearer[] =
+ { " ",
+ "GSM 2G ",
+ "EDGE 2.5G",
+ "UMTS 3G ",
+ "HSPA 3G+ ",
+ "LTE 4G " };
+ TFT.locate(0,175);
+ TFT.printf(" %s\n"
+ " %s\n"
+ " %idBm ", sBearer[bearer],sState[state],rssi);
+ }
+ if((state >= LinkMonitor::REGISTRATION_STATE_HOME_NETWORK) && !modem.getSMCount(&count) && (count > 0))
+ {
+ if(!modem.getSM(num, msg, sizeof(msg)))
+ {
+ info(" From: %s\n SMS:%s", num, msg);
+ }
+ }
+ c = n;
+ }
+ point p;
+ if (TFT.getPixel(p) && (p.y < 35) && *num)
+ {
+ const char* txt = "Hello from C027 :)";
+ if (OK == modem.sendSM(num, txt))
+ {
+ info(" To: %s\n SMS:%s", num, txt);
+ *num = 0;
}
}
- Thread::wait(3000);
+ int ret;
+ while ((ret = gps.getGPS(msg, sizeof(msg))) > 0)
+ {
+ int len = LENGTH(ret);
+ if (PROTOCOL(ret) == NMEA && !strncmp("$GPGLL", msg, 6))
+ {
+ double la = 0, lo = 0;
+ char cLa = 0, cLo = 0, ch = 0;
+ TFT.fillrect(220,175,320,210,White);
+ if (gps.getNmeaItem(1,msg,len,la) && gps.getNmeaItem(2,msg,len,cLa) &&
+ gps.getNmeaItem(3,msg,len,lo) && gps.getNmeaItem(4,msg,len,cLo) &&
+ gps.getNmeaItem(6,msg,len,ch) && ch == 'A')
+ {
+ if (cLa == 'S') la = -la;
+ if (cLo == 'N') lo = -lo;
+ TFT.locate(220,175);
+ TFT.printf(" GPS");
+ TFT.locate(220,187);
+ TFT.printf("%11.4f ", la);
+ TFT.locate(220,199);
+ TFT.printf("%11.4f ", lo);
+ }
+ }
+ }
}
}