Diff: main.cpp

Revision:

0:c527f1f10d44

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Nov 20 08:55:24 2013 +0000
@@ -0,0 +1,65 @@
+#include "mbed.h"
+
+Serial gprs(p28,p27); //Hardware Serial
+//Serial gprs(p9,p10);   //Software Serial
+Serial pc(USBTX,USBRX);
+
+Timer timeCnt;
+
+int waitForResp(char *resp, int timeout)
+{
+    int len = strlen(resp);
+    int sum=0;
+    timeCnt.start();
+
+    while(1) {
+        if(gprs.readable()) {
+            char c = gprs.getc();
+            sum = (c==resp[sum]) ? sum+1 : 0;
+            if(sum == len)break;
+        }
+        if(timeCnt.read() > timeout) {  // time out
+            timeCnt.stop();
+            timeCnt.reset();
+            pc.printf("Error:time out");
+            return -1;
+        }
+    }
+    timeCnt.stop();                 // stop timer
+    timeCnt.reset();                    // clear timer
+    while(gprs.readable()) {      // display the other thing..
+        char c = gprs.getc();
+    }
+
+    return 0;
+}
+
+int sendCmdAndWaitForResp(char *cmd, char *resp, int timeout)
+{
+    gprs.puts(cmd);
+    return waitForResp(resp,timeout);
+}
+
+int callUp(char *number)
+{
+    if(0 != sendCmdAndWaitForResp("AT+COLP=1\r\n","OK",5)) {
+        pc.printf("Error:COLP");
+        return -1;
+    }
+    wait(1);
+    gprs.printf("\r\nATD%s;\r\n",number);
+    return 0;
+}
+
+int main()
+{
+    pc.baud(19200);
+    gprs.baud(19200);
+
+    for(int i = 0; i < 5; i++) {
+        wait(1);
+        printf("wait\n");
+    }
+    callUp("139****7382");
+    while(1);
+}
\ No newline at end of file