tmk
13 years ago
1 changed files with 7 additions and 1 deletions
+ 7
- 1
ps2.c
View File
| /* request to send */ | /* request to send */ | ||||
| clock_lo(); | clock_lo(); | ||||
| data_lo(); | |||||
| _delay_us(100); | _delay_us(100); | ||||
| /* start bit [1] */ | /* start bit [1] */ | ||||
| data_lo(); | |||||
| clock_hi(); | clock_hi(); | ||||
| WAIT(clock_lo, 15000, 1); | WAIT(clock_lo, 15000, 1); | ||||
| /* data [2-9] */ | /* data [2-9] */ | ||||
| return 1; | return 1; | ||||
| ERROR: | ERROR: | ||||
| /* inhibit device to send */ | |||||
| data_hi(); | |||||
| clock_lo(); | |||||
| return 0; | return 0; | ||||
| } | } | ||||
| return data; | return data; | ||||
| ERROR: | ERROR: | ||||
| /* inhibit device to send */ | |||||
| data_hi(); | |||||
| clock_lo(); | |||||
| return 0; | return 0; | ||||
| } | } | ||||