diff options
Diffstat (limited to 'Projects/Incomplete/Webserver/Lib/uip/conf/clock-arch.c')
-rw-r--r-- | Projects/Incomplete/Webserver/Lib/uip/conf/clock-arch.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Projects/Incomplete/Webserver/Lib/uip/conf/clock-arch.c b/Projects/Incomplete/Webserver/Lib/uip/conf/clock-arch.c new file mode 100644 index 0000000000..c3e281ebdd --- /dev/null +++ b/Projects/Incomplete/Webserver/Lib/uip/conf/clock-arch.c @@ -0,0 +1,43 @@ +#include "global-conf.h" +#include <stdint.h> +#include <stdlib.h> +#include <stdio.h> +#include <avr/interrupt.h> +#include <avr/io.h> +#include <avr/sfr_defs.h> + +#include "clock-arch.h" + +//Counted time +volatile clock_time_t clock_datetime = 0; + +//Overflow interrupt +ISR(TIMER0_OVF_vect) +{
+ clock_datetime += 1; +} + +//Initialise the clock +void clock_init()
+{
+ //Activate overflow interrupt for timer0 + TIMSK0 |= (1<<TOIE0); + + //Use prescaler 1024 + TCCR0B |= ((1<<CS12)|(1<<CS10)); + + //Activate interrupts + sei(); +} + +//Return time +clock_time_t clock_time()
+{
+ clock_time_t time; + + cli(); + time = clock_datetime; + sei(); + + return time; +} |