Diff: main.cpp

Revision:

0:74f2764b636b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Mar 11 23:42:52 2016 +0000
@@ -0,0 +1,54 @@
+#include "mbed.h"
+#include "mbed_rpc.h"
+
+/**
+ *  This example program has been updated to use the RPC implementation in the new mbed libraries.
+ *  This example demonstrates using RPC over serial
+ */
+
+
+// These are examples of some variable types that can be modified through RPC.
+int wheelsOn;
+char lcdBannerMessage;
+float speed;
+
+RPCVariable<int> rpcLights(&wheelsOn, "wheels");
+RPCVariable<char> rpcBanner(&lcdBannerMessage, "banner");
+RPCVariable<float> rpcSpeed(&speed, "speed");
+
+Serial pc(USBTX, USBRX);
+void moveTo(Arguments *in, Reply *out);
+RPCFunction rpcMove(&moveTo, "moveTo");
+double xLoc, yLoc;
+
+int main() {
+    //The mbed RPC classes are now wrapped to create an RPC enabled version - see RpcClasses.h so don't add to base class
+    
+    // receive commands, and send back the responses
+    char buf[256], outbuf[256];
+    while(1) {
+        pc.gets(buf, 256);
+        //Call the static call method on the RPC class
+        RPC::call(buf, outbuf); 
+        pc.printf("%s\n", outbuf);
+    }
+}
+
+// Make sure the method takes in Arguments and Reply objects.
+void moveTo (Arguments *in, Reply *out)   {
+    bool success = true;
+    
+    // In this scenario, when using RPC delimit the two arguments with a space.
+    xLoc = in->getArg<double>();
+    yLoc = in->getArg<double>();
+ 
+    // Have code here to move robot to location (xLoc, yLoc) and update success.
+
+    char buffer[200];
+    sprintf(buffer, "Successfully moved to location (%f, %f)", xLoc, yLoc);
+    if (success) {
+        out->putData(buffer);
+    } else {
+        out->putData("Failed to move to location.");
+    }
+}