diff options
Diffstat (limited to 'src/avr/ao_spi_usart.c')
| -rw-r--r-- | src/avr/ao_spi_usart.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/src/avr/ao_spi_usart.c b/src/avr/ao_spi_usart.c index 6ed708ff..1996fcd9 100644 --- a/src/avr/ao_spi_usart.c +++ b/src/avr/ao_spi_usart.c @@ -33,14 +33,12 @@ ao_spi_send(void __xdata *block, uint16_t len) __reentrant { uint8_t *d = block; - ao_mutex_get(&ao_spi_mutex); while (len--) { while (!(UCSR1A & (1 << UDRE1))); UDR1 = *d++; while (!(UCSR1A & (1 << RXC1))); (void) UDR1; } - ao_mutex_put(&ao_spi_mutex); } /* Receive bytes over SPI. @@ -54,14 +52,12 @@ ao_spi_recv(void __xdata *block, uint16_t len) __reentrant { uint8_t *d = block; - ao_mutex_get(&ao_spi_mutex); while (len--) { while (!(UCSR1A & (1 << UDRE1))); UDR1 = 0; while (!(UCSR1A & (1 << RXC1))); *d++ = UDR1; } - ao_mutex_put(&ao_spi_mutex); } /* |