mirror of
https://github.com/RIOT-OS/RIOT.git
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830f17246c
* changed display driver interface from uint8_t* to char* * fixed hardware timer interrupt * ported cc1100 driver * added simple test application for radio [msb430] * fixex config and flashrom [cc110x_ng] * removed dependency from sysconfig
58 lines
1.1 KiB
C
58 lines
1.1 KiB
C
#include <signal.h>
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#include <board.h>
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#include <hwtimer.h>
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#include <hwtimer_arch.h>
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#include <cpu.h>
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// #define ENABLE_DEBUG (1)
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#include <debug.h>
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static uint32_t ticks = 0;
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extern void (*int_handler)(int);
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extern void TA0_unset(short timer);
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void timerA_init()
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{
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ticks = 0; // Set tick counter value to 0
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TA0CTL = TASSEL_1 + TACLR; // Clear the timer counter, set ACLK
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TA0CTL &= ~TAIE; // Clear the IFG
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volatile unsigned int *ccr = &TA0CCR0;
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volatile unsigned int *ctl = &TA0CCTL0;
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for (int i = 0; i < ARCH_MAXTIMERS; i++) {
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*(ccr+i) = 0;
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*(ctl+i) &= ~(CCIFG);
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*(ctl+i) &= ~(CCIE);
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}
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TA0CTL |= MC_2;
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}
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interrupt(TIMER0_A0_VECTOR) __attribute__ ((naked)) timer0_a0_isr(void) {
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__enter_isr();
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TA0_unset(0);
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int_handler(0);
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__exit_isr();
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}
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interrupt(TIMER0_A1_VECTOR) __attribute__ ((naked)) timer0_a1_5_isr(void) {
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__enter_isr();
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short taiv = TA0IV;
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short timer;
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if (taiv & TAIFG) {
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DEBUG("Overflow\n");
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}
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else {
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timer = (taiv/2);
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TA0_unset(timer);
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int_handler(timer);
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}
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__exit_isr();
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}
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