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authorDean Camera <dean@fourwalledcubicle.com>2010-02-02 12:51:05 +0000
committerDean Camera <dean@fourwalledcubicle.com>2010-02-02 12:51:05 +0000
commit84e1241f8063dab6b82a580584fa11893a162b55 (patch)
tree22c4f596fcfc35d689d3a5665f1602db9fc66261 /Projects/Webserver/Lib/uip/clock.c
parent1008260985a50df686bb6c0b73c6a0b10fd24b2b (diff)
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Replace the Webserver demo's uIP with the latest code ripped from the Contiki project by Adam Dunkels.
Diffstat (limited to 'Projects/Webserver/Lib/uip/clock.c')
-rw-r--r--Projects/Webserver/Lib/uip/clock.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/Projects/Webserver/Lib/uip/clock.c b/Projects/Webserver/Lib/uip/clock.c
new file mode 100644
index 000000000..e8a676b1a
--- /dev/null
+++ b/Projects/Webserver/Lib/uip/clock.c
@@ -0,0 +1,37 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <avr/interrupt.h>
+#include <avr/io.h>
+#include <avr/sfr_defs.h>
+
+#include "clock.h"
+
+//Counted time
+volatile clock_time_t clock_datetime = 0;
+
+//Overflow interrupt
+ISR(TIMER1_COMPA_vect)
+{
+ clock_datetime += 1;
+}
+
+//Initialise the clock
+void clock_init()
+{
+ OCR1A = ((F_CPU / 1024) / 100);
+ TCCR1B = ((1 << WGM12) | (1 << CS12) | (1 << CS10));
+ TIMSK1 = (1 << OCIE1A);
+}
+
+//Return time
+clock_time_t clock_time()
+{
+ clock_time_t time;
+
+ cli();
+ time = clock_datetime;
+ sei();
+
+ return time;
+}