From 8143ae4eaf137dfb8ed3669e51b14c9b42054fc1 Mon Sep 17 00:00:00 2001
From: Marco <mgross@sw-gross.de>
Date: Tue, 31 May 2022 00:08:54 +0200
Subject: [PATCH] Add a command to turn off Timer1.

---
 src/commands.c         | 36 +++++++++++++++++++++++++++++++++---
 src/include/commands.h |  3 ++-
 2 files changed, 35 insertions(+), 4 deletions(-)

diff --git a/src/commands.c b/src/commands.c
index 7dc15d3..fa9ce16 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -6,6 +6,7 @@
 #include "commands.h"
 #include "pins.h"
 #include "uart.h"
+#include "timer.h"
 
 
 cmd_t command = {
@@ -38,6 +39,11 @@ void cmd_collect_char(char c)
 		command.index = 0;
 		cmd_terminated = 1;
 	}
+
+	/* We are switching the timer off here because serial 
+	 * line handling is iffy with timer on */
+	if (c == 0x18) 		
+		printf("T1: %d\r\n",cmd_handle_switch_timer());
 }
 
 void cmd_handle(cmd_t *command)
@@ -57,6 +63,7 @@ void cmd_handle(cmd_t *command)
 	if (0 == strcmp(tok1, "switch") || 0 == strcmp(tok1, "sw"))
 		cmd_handle_switch(tok2, tok3);
 
+
 	cmd_terminated = 0;
 }
 
@@ -73,15 +80,24 @@ void cmd_handle_set(char *op1, char *op2)
 		}
 		 else
 		 	printf("No valid value for t0_top given\n\r");
-	}
+	} 
 	else if (0 == strcmp(op1, "t1_top")) {
 		val = strtol(op2, &end, 10);
 		if (op2 != end) {
-			OCR0A = val;
+			OCR1A = val;
 			printf("Setting Timer1 TOP to %li\r\n", val);
 		}
 		else
-			printf("No valid value for t0_top given\n\r");
+			printf("No valid value for t1_top given\n\r");
+	} 
+	else if (0 == strcmp(op1, "t1_cm")) {
+		val = strtol(op2, &end, 10);
+		if (op2 != end) {
+			OCR1B = val;
+			printf("Setting Timer1 Compare Match to %li\r\n", val);
+		}
+		else
+			printf("No valid value for t1_cm given\n\r");
 	}
 	else if (0 == strcmp(op1, "t0_ps")) {
 		val = strtol(op2, &end, 10);
@@ -156,4 +172,18 @@ void cmd_handle_switch(char *op1, char *op2)
 		else
 			togglePin(&PORTD, PD0);
 	}
+}
+
+int cmd_handle_switch_timer(void)
+{
+	static int timer1_on = 1;
+
+	if (timer1_on)
+		timer_disableT1();
+	else
+		timer_enableT1();
+
+	timer1_on = !timer1_on;
+
+	return timer1_on;
 }
\ No newline at end of file
diff --git a/src/include/commands.h b/src/include/commands.h
index 054f187..43b368c 100644
--- a/src/include/commands.h
+++ b/src/include/commands.h
@@ -8,4 +8,5 @@ cmd_t *cmd_getcommand(void);
 void cmd_collect_char(char c);
 void cmd_handle(cmd_t *command);
 void cmd_handle_set(char *op1, char *op2);
-void cmd_handle_switch(char *op1, char *op2);
\ No newline at end of file
+void cmd_handle_switch(char *op1, char *op2);
+int cmd_handle_switch_timer(void);
\ No newline at end of file