diff options
Diffstat (limited to 'libmaple/usart.h')
| -rw-r--r-- | libmaple/usart.h | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/libmaple/usart.h b/libmaple/usart.h index 2bc472f..5c9de68 100644 --- a/libmaple/usart.h +++ b/libmaple/usart.h @@ -1,4 +1,4 @@ -/* ***************************************************************************** +/****************************************************************************** * The MIT License * * Copyright (c) 2010 Perry Hung. @@ -20,10 +20,10 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. - * ****************************************************************************/ + *****************************************************************************/ /** - * @brief USART definitions and prototypes + * @brief USART definitions and prototypes */ #ifndef _USART_H_ @@ -39,11 +39,11 @@ extern "C"{ /* usart device numbers */ enum { - USART1, - USART2, - USART3, - UART4, - UART5, + USART1, + USART2, + USART3, + UART4, + UART5, }; /* peripheral register struct */ @@ -59,16 +59,15 @@ typedef struct usart_port { /* usart descriptor */ struct usart_dev { - usart_port *base; - ring_buffer rb; - uint8 rx_buf[64]; - const uint8 rcc_dev_num; - const uint8 nvic_dev_num; + usart_port *base; + ring_buffer rb; + uint8 rx_buf[64]; + const uint8 rcc_dev_num; + const uint8 nvic_dev_num; }; extern struct usart_dev usart_dev_table[]; - /** * @brief send one character on a usart * @param usart_num usart to send on @@ -84,7 +83,6 @@ static inline void usart_putc(uint8 usart_num, uint8 byte) { ; } - /** * @brief read one character from a usart * @param usart_num usart to read from @@ -94,7 +92,6 @@ static inline uint8 usart_getc(uint8 usart_num) { return rb_remove(&usart_dev_table[usart_num].rb); } - /** * @brief return the amount of data available in the rx buffer * @param usart_num which usart to check @@ -104,7 +101,6 @@ static inline uint32 usart_data_available(uint8 usart_num) { return rb_full_count(&usart_dev_table[usart_num].rb); } - /** * @brief removes the contents of the rx fifo * @param usart_num which usart to reset @@ -123,6 +119,4 @@ void usart_putudec(uint8 usart_num, uint32 val); } // extern "C" #endif - -#endif - +#endif _USART_H_ |