CECS 490B RTOS
April 28, 2016 1441 rev 0.1
Revision 0:c04153e0a141, committed 2016-04-28
- Comitter:
- lhinh3431
- Date:
- Thu Apr 28 21:42:02 2016 +0000
- Commit message:
- April 28, 2016 1441 rev 0.1
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Apr 28 21:42:02 2016 +0000
@@ -0,0 +1,119 @@
+#include "mbed.h"
+#include "cmsis_os.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <iostream>
+#include <string>
+#include <ctype.h>
+
+RawSerial pc(USBTX,USBRX);
+RawSerial XBEE(p37,p31);
+PwmOut pwm(p27);
+AnalogIn pot(p15);
+
+#define ZERO (float)0.01
+#define BAUD_RATE (int)115200
+
+float pot_value = 0.0;
+bool slave_manual = false;
+bool xbee_read_done = false;
+bool xbee_decode_done = false;
+//string received = ""; // May need to delete
+string sent = "";
+string slaveMode = "";
+char xbeeBuffer [8] = {};
+int sDimAmt = 0;
+int sTemp = 0;
+int data [6] = {};
+
+// XBEE Receive thread
+void xbee_receive(void const *args)
+{
+ while(1)
+ {
+ while(XBEE.readable())
+ {
+ int i = 0;
+ char temp;
+ temp = XBEE.getc();
+ xbeeBuffer[i] = temp;
+ i = i+1;
+ osDelay(10);
+ }
+ xbee_read_done = true;
+ pc.printf(xbeeBuffer); // DEBUG
+ }
+}
+
+// XBEE Decode thread
+void xbee_decode(void const *args)
+{
+ while(1)
+ {
+ if(xbee_read_done)
+ {
+ xbee_read_done = false; // Reset flag
+
+ for (int i = 0; i < 6; i++)
+ {
+ data[i] = (int)xbeeBuffer[i+2]-48;
+ }
+
+ sDimAmt = (data[0]*100)+(data[1]*10)+(data[2]); //Data 0:2 is the 3 digit percentiloe for Master
+ sTemp = (data[3]*100)+(data[4]*10)+(data[5]);
+ pc.printf("SLave dim amount: %03d\n\r", sDimAmt);
+ xbee_decode_done = true;
+ }
+ osDelay(10);
+ }
+}
+
+// XBEE Action thread
+void xbee_action(void const *args)
+{
+ while(1)
+ {
+ pot_value = pot.read();
+ if(pot_value > ZERO)
+ {
+ slave_manual = true;
+ pwm.write(pot_value);
+ slaveMode = "M";
+ }
+ else if (pot_value < ZERO)
+ {
+ slave_manual = false;
+ slaveMode = "A";
+ }
+
+ if(xbee_decode_done)
+ {
+ xbee_decode_done = false;
+ sent = "S" + slaveMode;
+ for(int i = 0; i < 6; i++)
+ {
+ sent += xbeeBuffer[i+2]-48;
+ }
+ pc.printf("%s", sent);
+ }
+ osDelay(10);
+ }
+}
+
+osThreadDef(xbee_receive, osPriorityNormal, DEFAULT_STACK_SIZE);
+osThreadDef(xbee_decode, osPriorityNormal, DEFAULT_STACK_SIZE);
+osThreadDef(xbee_action, osPriorityNormal, DEFAULT_STACK_SIZE);
+
+int main ()
+{
+ osThreadCreate(osThread(xbee_receive),NULL);
+ osThreadCreate(osThread(xbee_decode),NULL);
+ osThreadCreate(osThread(xbee_action),NULL);
+ pc.baud(BAUD_RATE);
+ XBEE.baud(BAUD_RATE);
+ while(1)
+ {
+ osDelay(30);
+ }
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Thu Apr 28 21:42:02 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#ac4f3830f9ff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Apr 28 21:42:02 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/aae6fcc7d9bb \ No newline at end of file