Diff: src/comm.cpp

Revision:

3:ede67e9b60eb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/comm.cpp	Tue May 06 19:21:27 2014 +0000
@@ -0,0 +1,83 @@
+#include "mbed.h"
+#include "rtos.h"
+#include "USBSerial.h"
+#include "rtc.h"
+#include "sensor.h"
+#include "comm.h"
+
+void comm_thread(void const *args)
+{
+    USBSerial usb(0x1f00, 0x2012, 0x0001, false);
+    Timer t;
+    char c;
+    
+    while (1) 
+    {
+        c = usb.getc();
+
+        if (c == 'r') {
+            //  perform read
+            t.reset();
+            t.start();
+            time_t m_time = get_rtc();
+            t.stop();
+
+            struct tm *now;
+            now = localtime(&m_time);
+            
+            usb.printf("Current time is %lu, %02d:%02d:%02d, %d.%d.%04d\n", 
+                m_time, 
+                now->tm_hour, now->tm_min, now->tm_sec, 
+                now->tm_mday, now->tm_mon+1, now->tm_year+1900
+            );
+            usb.printf("Internal datetime format is %s\n", asctime(now));
+            usb.printf("Read complete, elapsed %uus\n", t.read_us());
+            
+        }
+        else if (c == 'i') {
+            //  perform read
+            time_t m_time = time(NULL);
+
+            struct tm *now;
+            now = localtime(&m_time);
+            
+            usb.printf("Internal datetime format is %s\n", asctime(now));
+        }
+        else if (c == 'w') {
+            //  perform write
+            int date, month, year, hours, minutes, seconds;
+            usb.printf("Enter the date (date 1..31)\n"); usb.scanf("%d", &date);
+            usb.printf("Enter the date (month 1..12)\n"); usb.scanf("%d", &month);
+            usb.printf("Enter the date (year >2000)\n"); usb.scanf("%d", &year);
+            usb.printf("Enter the time (hours 0..23)\n"); usb.scanf("%d", &hours);
+            usb.printf("Enter the time (minutes 0..59)\n"); usb.scanf("%d", &minutes);
+            usb.printf("Enter the time (seconds 0..59)\n"); usb.scanf("%d", &seconds);
+            
+            struct tm now = {seconds, minutes, hours, date, month-1, year-1900};
+            time_t m_time = mktime(&now);
+                
+            t.reset();
+            t.start();
+            bool b = set_rtc(m_time);
+            t.stop();
+            
+            usb.printf("Write complete (UNIX %lu, result %d), elapsed %uus\n", m_time, b, t.read_us());
+        }
+        else if (c == 't') {
+            sensor_mutex.lock();
+            for (int j = 0; j < sensor_count; j++) {
+                for (int i = 0; i < 8; i++) usb.printf("%.2X", sensor_roms[j][i]);
+                usb.printf(": temperature %.2f'C\n", sensor_temps[j] / 100.);
+            }
+            sensor_mutex.unlock();
+            usb.printf("Done\n");
+        }
+        else {
+            usb.printf("Syntax error, use {r|i|w|t}\n");
+        }
+
+        usb.printf("\n");
+    }
+    
+}
+