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Diffstat (limited to 'Libraries/WiShield/clock-arch.c')
| -rw-r--r-- | Libraries/WiShield/clock-arch.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/Libraries/WiShield/clock-arch.c b/Libraries/WiShield/clock-arch.c new file mode 100644 index 0000000..9dc7e5d --- /dev/null +++ b/Libraries/WiShield/clock-arch.c @@ -0,0 +1,86 @@ + +/****************************************************************************** + + Filename: clock-arch.c + Description: Timer routine file + + ****************************************************************************** + + TCP/IP stack and driver for the WiShield 1.0 wireless devices + + Copyright(c) 2009 Async Labs Inc. All rights reserved. + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., 59 + Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Contact Information: + <asynclabs@asynclabs.com> + + Author Date Comment + --------------------------------------------------------------- + AsyncLabs 05/29/2009 Initial port + + *****************************************************************************/ + +#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" +#include "wiring.h" + +#if 0 +//Counted time +clock_time_t clock_datetime = 0; + +//Overflow interrupt +ISR(TIMER0_OVF_vect) +{ + clock_datetime += 1; + TIFR0 |= (1<<TOV0); +} +*/ + +//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; +} +#endif + +//Return time +clock_time_t clock_time() +{ + return millis(); +} |
