Revision 89915eeb
Added serial_flush
| toolbox/serial.c | ||
|---|---|---|
| 20 | 20 |
} |
| 21 | 21 |
|
| 22 | 22 |
void serial_init() {
|
| 23 |
// baud = F_CPU / (8 (UBRR + 1)) |
|
| 23 |
// baud = F_CPU / (div (UBRR + 1)) |
|
| 24 |
// where div = 16 if U2X = 0, or 8 otherwise |
|
| 24 | 25 |
uint16_t ubrr = F_CPU / 8 / BAUD_RATE - 1; |
| 25 | 26 |
UBRR1H = ubrr >> 8; |
| 26 | 27 |
UBRR1L = ubrr; |
| ... | ... | |
| 49 | 50 |
return ret; |
| 50 | 51 |
} |
| 51 | 52 |
|
| 53 |
void serial_flush() {
|
|
| 54 |
cli(); |
|
| 55 |
rx_start = 0; |
|
| 56 |
rx_end = 0; |
|
| 57 |
sei(); |
|
| 58 |
} |
|
| 59 |
|
|
| 52 | 60 |
char serial_read_blocking() {
|
| 53 | 61 |
int c; |
| 54 | 62 |
do {
|
| toolbox/serial.h | ||
|---|---|---|
| 7 | 7 |
|
| 8 | 8 |
void serial_init(); |
| 9 | 9 |
int serial_read(); |
| 10 |
void serial_flush(); |
|
| 10 | 11 |
char serial_read_blocking(); |
| 11 | 12 |
void serial_write(char* data, int length); |
| 12 | 13 |
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