diff options
Diffstat (limited to 'src-avr/ao.h')
| -rw-r--r-- | src-avr/ao.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src-avr/ao.h b/src-avr/ao.h index c548c618..fb3612d4 100644 --- a/src-avr/ao.h +++ b/src-avr/ao.h @@ -201,7 +201,7 @@ struct ao_adc { * ao_adc.c */ -#define AO_ADC_RING 16 +#define AO_ADC_RING 8 #define ao_adc_ring_next(n) (((n) + 1) & (AO_ADC_RING - 1)) #define ao_adc_ring_prev(n) (((n) - 1) & (AO_ADC_RING - 1)) @@ -1343,6 +1343,7 @@ struct ao_fifo { (f).remove = ((f).remove + 1) & (AO_FIFO_SIZE-1); \ } while(0) +#define ao_fifo_reset(f) ((f).insert = (f).remove = 0) #define ao_fifo_full(f) ((((f).insert + 1) & (AO_FIFO_SIZE-1)) == (f).remove) #define ao_fifo_empty(f) ((f).insert == (f).remove) @@ -1423,13 +1424,16 @@ ao_debug_init(void); /* ao_spi_slave.c */ -void +int ao_spi_slave_read(uint8_t *data, int len); -void +int ao_spi_slave_write(uint8_t *data, int len); void +ao_spi_slave_debug(void); + +void ao_spi_slave_init(void); /* ao_companion.c */ |