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pc98_usb: Add debug prints

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This commit is contained in:
tmk 2021-01-16 14:14:48 +09:00
parent 0518db6895
commit c704eba1b5
1 changed files with 3 additions and 1 deletions
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4
converter/pc98_usb/matrix.c
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@ -50,6 +50,7 @@ static uint8_t matrix[MATRIX_ROWS];
static void pc98_send(uint8_t data) static void pc98_send(uint8_t data)
{ {
xprintf("s%02X ", data);
PC98_RDY_PORT |= (1<<PC98_RDY_BIT); PC98_RDY_PORT |= (1<<PC98_RDY_BIT);
_delay_ms(1); _delay_ms(1);
serial_send(data); serial_send(data);
@ -62,6 +63,7 @@ static int16_t pc98_wait_response(void)
int16_t code = -1; int16_t code = -1;
uint8_t timeout = 255; uint8_t timeout = 255;
while (timeout-- && (code = serial_recv2()) == -1) _delay_ms(1); while (timeout-- && (code = serial_recv2()) == -1) _delay_ms(1);
xprintf("r%04X ", code);
return code; return code;
} }
@ -143,7 +145,7 @@ uint8_t matrix_scan(void)
return 0; return 0;
} }
dprintf("%02X ", code); xprintf("r%02X ", code);
if (code&0x80) { if (code&0x80) {
// break code // break code