diff options
Diffstat (limited to 'src/class/cdc/cdc_device.h')
| -rw-r--r-- | src/class/cdc/cdc_device.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/class/cdc/cdc_device.h b/src/class/cdc/cdc_device.h index 3e68e2a88..62dcd3c0a 100644 --- a/src/class/cdc/cdc_device.h +++ b/src/class/cdc/cdc_device.h @@ -102,6 +102,9 @@ uint32_t tud_cdc_n_write_flush (uint8_t itf); // Return the number of bytes (characters) available for writing to TX FIFO buffer in a single n_write operation. uint32_t tud_cdc_n_write_available (uint8_t itf); +// Clear the transmit FIFO +bool tud_cdc_n_write_clear (uint8_t itf); + //--------------------------------------------------------------------+ // Application API (Single Port) //--------------------------------------------------------------------+ @@ -121,6 +124,7 @@ static inline uint32_t tud_cdc_write (void const* buffer, uint32_t buf static inline uint32_t tud_cdc_write_str (char const* str); static inline uint32_t tud_cdc_write_flush (void); static inline uint32_t tud_cdc_write_available (void); +static inline bool tud_cdc_write_clear (void); //--------------------------------------------------------------------+ // Application Callback API (weak is optional) @@ -230,6 +234,11 @@ static inline uint32_t tud_cdc_write_available(void) return tud_cdc_n_write_available(0); } +static inline bool tud_cdc_write_clear(void) +{ + return tud_cdc_n_write_clear(0); +} + /** @} */ /** @} */ |