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yenru0
2025-12-01 19:51:51 +09:00
commit 9c2fdbf8ed
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39
ccs/ir.c Normal file
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#include "ir.h"
#include "Clock.h"
void ir_init(void) {
P5->SEL0 &= ~0x08;
P5->SEL1 &= ~0x08;
P5->DIR |= 0x08;
P5->OUT &= ~0x08;
P9->SEL0 &= ~0x04;
P9->SEL1 &= ~0x04;
P9->DIR |= 0x04;
P9->OUT &= ~0x04;
P7->SEL0 &= ~0xff;
P7->SEL1 &= ~0xff;
P7->DIR &= ~0xff;
}
void ir_read_ready() {
P5->OUT |= 0x08;
P9->OUT |= 0x04;
P7->DIR = 0xff;
Clock_Delay1us(10);
P7->DIR = 0x00;
Clock_Delay1us(1000);
}
void ir_read_value(char *value) {
int i;
uint8_t port_value = P7->IN;
for (i = 0; i < 8; i++) {
value[i] = !!(port_value & (0x01 << i));
}
}
void ir_read_off() {
P5->OUT &= ~0x08;
P9->OUT &= ~0x04;
}