diff options
Diffstat (limited to 'openpicc')
| -rw-r--r-- | openpicc/application/ssc.c | 7 | ||||
| -rw-r--r-- | openpicc/application/ssc_buffer.h | 2 |
2 files changed, 8 insertions, 1 deletions
diff --git a/openpicc/application/ssc.c b/openpicc/application/ssc.c index d1d4e48..6c53ebd 100644 --- a/openpicc/application/ssc.c +++ b/openpicc/application/ssc.c @@ -478,6 +478,7 @@ out: taskEXIT_CRITICAL(); } +#if SSC_DMA_BUFFER_COUNT > 0 static inline int _init_ssc_rx(ssc_handle_t *sh) { tc_cdiv_sync_init(); @@ -524,6 +525,7 @@ static inline int _init_ssc_rx(ssc_handle_t *sh) out_fail_queue: return 0; } +#endif static inline int _init_ssc_tx(ssc_handle_t *sh) { @@ -602,11 +604,16 @@ ssc_handle_t* ssc_open(u_int8_t init_rx, u_int8_t init_tx, enum ssc_mode mode, s } if(init_rx) { +#if SSC_DMA_BUFFER_COUNT > 0 sh->rx_enabled = _init_ssc_rx(sh); if(!sh->rx_enabled) { ssc_close(sh); return NULL; } +#else + ssc_close(sh); + return NULL; +#endif } if(sh->rx_enabled || sh->tx_enabled) { diff --git a/openpicc/application/ssc_buffer.h b/openpicc/application/ssc_buffer.h index 7c79013..5365851 100644 --- a/openpicc/application/ssc_buffer.h +++ b/openpicc/application/ssc_buffer.h @@ -4,7 +4,7 @@ #include "iso14443.h" #define SSC_RX_BUFFER_SIZE_AS_UINT8 2048 -#define SSC_DMA_BUFFER_COUNT 4 +#define SSC_DMA_BUFFER_COUNT 0 /* in bytes, used for the sample buffer that holds the subcarrier modulation data at fc/8 = 1695 MHz */ #define SSC_TX_BUFFER_SIZE_AS_UINT8 ((MAXIMUM_FRAME_SIZE*( (8+1)*2 ) ) + 2 + 2) |