Diff: SIM5320.cpp

Revision:

1:d5774258d18b

Child:

2:f745f2656606

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SIM5320.cpp	Sat Sep 09 14:36:17 2017 +0000
@@ -0,0 +1,131 @@
+#include "SIM5320.h"
+#include <string>
+
+SIM5320::SIM5320() : SIM5320Serial(PA_9, PA_10), debugSerial(USBTX, USBRX)
+{
+    SIM5320Serial.baud(115200);
+    debugSerial.baud(115200);
+    SIM5320Serial.attach(callback(this,&SIM5320::rxInterrupt),Serial::RxIrq);
+    flushBuffer();
+    rx_in=0;
+}
+
+SIM5320::SIM5320(PinName tx, PinName rx, bool debug) : SIM5320Serial(tx, rx), debugSerial(USBTX, USBRX)
+{
+    SIM5320Serial.baud(115200);
+    debugSerial.baud(115200);
+    SIM5320Serial.attach(callback(this,&SIM5320::rxInterrupt),Serial::RxIrq);
+    flushBuffer();
+    rx_in=0;
+}
+
+string SIM5320::sendCommand(const char *command, uint8_t timeout)
+{
+    //printDebug(command);
+    SIM5320Serial.printf("%s\r\n", command);
+    wait(timeout);
+    string ret = readBuffer();
+    rx_response=ret;
+    const char* debugResponse = rx_buffer;
+    printDebug(debugResponse);
+    flushBuffer();
+    return ret;
+
+
+}
+
+uint8_t SIM5320::sendCommandAndCheck(const char *command, const char *response, uint8_t timeout)
+{
+    string answer = sendCommand(command, timeout);
+
+    string resp(response);
+    if (answer.find(resp) != string::npos) {
+        return 1;
+    }
+    return 0;
+}
+void SIM5320::printDebug(const char *line)
+{
+    debugSerial.printf("%s\n",line);
+}
+bool SIM5320::connect(const char *apn, const char *userName, const char *passPhrase)
+{
+    sendCommand("AT",2);
+    sendCommand("AT+CSQ",2);
+    sendCommand("AT+CREG?",2);
+    sendCommand("AT+CPSI?",2);
+    sendCommand("AT+CGREG?",2);
+    sendCommand(concatChars("AT+CGSOCKCONT=1,\"IP\",\"",apn,"\""),3);
+    sendCommand("AT+CSOCKSETPN=1",2);
+    sendCommand("AT+CIPMODE=0",2);
+    sendCommand("AT+NETOPEN",10);
+    return sendCommandAndCheck("AT+IPADDR","IPADDR",3);
+}
+bool SIM5320::disconnect()
+{
+    sendCommand("AT+NETCLOSE",2);
+    return sendCommandAndCheck("AT+IPADDR","IP ERROR",2);
+}
+bool SIM5320::enableGPS(bool isEnabled)
+{
+    char x='0';
+    if(isEnabled) {
+        x='1';
+    } else {
+        x='0';
+    }
+    return sendCommandAndCheck("AT+CGPS=1","OK",3);
+}
+void SIM5320::rxInterrupt()
+{
+    while(SIM5320Serial.readable()) {
+        char c = SIM5320Serial.getc();
+        rx_buffer[rx_in] = c;
+        rx_in++;
+        if(rx_in==BUFFER_SIZE)
+            rx_in=0;
+    }
+    return;
+}
+
+string SIM5320::readBuffer()
+{
+
+    return string(rx_buffer);
+}
+
+void SIM5320::flushBuffer()
+{
+    for(int i=0; i<BUFFER_SIZE; i++)
+        rx_buffer[i]=0;
+    rx_in=0;
+}
+
+char* SIM5320::concatChars(const char* in1, const char* in2, const char* in3)
+{
+    char* out1 = (char *) malloc(1+strlen(in1)+strlen(in2));
+    char* out2 = (char *) malloc(1+strlen(out1)+strlen(in3));
+    strcpy(out1, in1);
+    strcat(out1, in2);
+
+    strcpy(out2, out1);
+    strcat(out2, in3);
+
+    return out2;
+
+}
+
+bool SIM5320::getGPS(){
+    enableGPS(true);
+    wait(30);
+    if ((sendCommandAndCheck("AT+CGPSINFO","N",2))){
+        enableGPS(false);
+        return 1;
+    }   
+    else {
+        enableGPS(false);
+        return 0;
+    }
+  }      
+    
+