diff options
Diffstat (limited to 'src/sercomm.c')
| -rw-r--r-- | src/sercomm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/sercomm.c b/src/sercomm.c index dbe3d057..75e79684 100644 --- a/src/sercomm.c +++ b/src/sercomm.c @@ -58,6 +58,13 @@ static inline void sercomm_unlock(unsigned long *flags) #endif +#define HDLC_FLAG 0x7E +#define HDLC_ESCAPE 0x7D + +#define HDLC_C_UI 0x03 +#define HDLC_C_P_BIT (1 << 4) +#define HDLC_C_F_BIT (1 << 4) + enum rx_state { RX_ST_WAIT_START, RX_ST_ADDR, |