68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
#include <stdint.h>
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#include "../../bsp/include/timer.h"
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#include "../../bsp/include/utils.h"
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#include "../../bsp/include/rvic.h"
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#include "../../bsp/include/gpio.h"
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#include "../../bsp/include/pinmux.h"
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static volatile uint32_t count;
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int main()
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{
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count = 0;
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#ifdef SIMULATION
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timer0_set_div(50);
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timer0_set_value(100); // 100us period
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timer0_clear_int_pending();
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timer0_set_int_enable(1);
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timer0_set_mode_auto_reload();
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rvic_set_irq_prio_level(0, 1);
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global_irq_enable();
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rvic_irq_enable(0);
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timer0_start(1);
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while (1) {
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if (count == 3) {
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timer0_start(0);
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// TODO: do something
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set_test_pass();
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break;
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}
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}
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return 0;
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#else
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timer0_set_div(25);
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timer0_set_value(10000); // 10ms period
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timer0_clear_int_pending();
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timer0_set_int_enable(1);
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timer0_set_mode_auto_reload();
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rvic_set_irq_prio_level(0, 1);
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global_irq_enable();
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rvic_irq_enable(0);
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timer0_start(1);
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// IO7用作GPIO7
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pinmux_set_io7_func(IO7_GPIO7);
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gpio_set_mode(GPIO7, GPIO_MODE_OUTPUT);
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while (1) {
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// 500ms
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if (count == 50) {
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count = 0;
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gpio_set_output_toggle(GPIO7); // toggle led
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}
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}
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#endif
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}
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void timer0_irq_handler()
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{
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count++;
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timer0_clear_int_pending();
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rvic_clear_irq_pending(0);
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}
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