Diff: CSerial.cpp

Revision:

53:72f350a6d09c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSerial.cpp	Thu Apr 14 13:45:38 2016 +0100
@@ -0,0 +1,163 @@
+/*
+ * CSerial.cpp
+ *
+ *  Created on: 18 Mar 2016
+ *      Author: mike
+ */
+
+#include "mbed.h"
+#include "base.h"
+
+#define MAX_STRLEN	64
+
+static time_t seconds;
+extern Serial pc;
+extern ROTATION rotn;
+
+/*
+ * Handles the interface to the user via Virtual Comm Port uart class (pc)
+ */
+char handleSerial(void)
+{
+    char buffer[MAX_STRLEN];
+	char cmd = '@';
+
+	if (pc.readable())		//	Uncomment if using USBSerial class
+	{
+
+		cmd = pc.getc();
+		if (cmd == '.')
+		{
+			pc.printf("Enter your command: ");
+			cmd = pc.getc();
+			pc.printf("%c\r\n", cmd);
+
+			//	Between A and z
+			if ((cmd >= '0') && (cmd <= 'z'))
+			{
+
+				switch(cmd)
+				{
+
+					case 'd'	:	//  Get the current time
+					case 'D'	:
+						seconds = time(NULL);
+						strftime(buffer, MAX_STRLEN, "%A %d %B:%Y %H:%M:%S\r\n", localtime(&seconds));
+						pc.printf("Time %s", buffer);
+						break;
+
+					case 'G'	:	//	Go (hand control over to the remote server
+					case 'g'	:
+						pc.printf("Handing control over to the Server\r\n");
+						break;
+
+					case 'r'	:	//  Initial Set up
+					case 'R'	:
+						RotateCmd(&rotn);
+						break;
+
+					case 'S'	:	//  Initial Set up
+					case 's'	:
+						setMcTime();
+						break;
+
+				}
+			}
+		}
+		else
+			pc.printf("\r\nType  .  to enter Command Mode\r\n");
+		pc.printf("\r\n");
+	}
+
+
+	return(cmd);
+}
+
+
+int	echogets(char* str)
+{
+	char c=0;
+	int i = 0;
+
+	while ((c != 0x0d) && (c != 0x0a))
+	{
+		c = pc.getc();
+		pc.putc(c);			//  Echo for user
+		if (i < MAX_STRLEN)		//	Max string length
+		{
+			str[i++] = c;
+		}
+	}
+	return (i);					//	Return number of chars read
+
+}
+
+
+time_t setMcTime(void)
+{
+    char buffer[MAX_STRLEN];
+    struct tm *t = {0};
+    time_t systime;
+    int bytecount;
+
+	systime = time(NULL);
+	t = localtime(&systime);
+
+	pc.printf("\r\nSetting the system time...\r\n");
+	pc.printf("Enter the current year (2 digits) [%d]: ", t->tm_year -100 );
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		t->tm_year = strtol(buffer, NULL, 10) + 100;
+
+	pc.printf("\r\nEnter the current month (1 to 12) [%d]: ", t->tm_mon +1);
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		t->tm_mon = strtol(buffer, NULL, 10) -1;
+
+	pc.printf("\r\nEnter the day of month (1 to 31) [%d]: ", t->tm_mday);
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		t->tm_mday = strtol(buffer, NULL, 10);
+
+	pc.printf("\r\nEnter the current hour (00 to 23) [%d]: ", t->tm_hour);
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		t->tm_hour = strtol(buffer, NULL, 10);
+
+	pc.printf("\r\nEnter the current minute (0 to 59) [%d]: ", t->tm_min);
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		t->tm_min = strtol(buffer, NULL, 10);
+
+	systime = mktime(t);
+
+	if (systime >=0)
+	{
+		strftime(buffer, MAX_STRLEN, "%A %d %B:%Y %H:%M:%S\r\n", localtime(&systime));
+		pc.printf("\r\nSystem Time set to  %s\r\n", buffer);
+		set_time(systime);
+	}
+	else
+		pc.printf("Not a valid date and time, system time has NOT been updated\r\n");
+
+	return (systime);
+
+}
+
+
+void	RotateCmd(ROTATION * protn)
+{
+    char buffer[MAX_STRLEN];
+    int bytecount;
+
+	pc.printf("Enter the X Angle: ");
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		protn->xAngle = strtol(buffer, NULL, 10);
+
+	pc.printf("\r\nEnter the Y Angle: ");
+	bytecount=echogets(buffer);
+	if (bytecount > 1)
+		protn->yAngle = strtol(buffer, NULL, 10);
+	pc.printf("\r\n(X,Y) = %3.1f,%3.1f\r\n", rotn.xAngle, rotn.yAngle);
+}