diff options
| author | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-26 06:15:05 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-26 06:15:05 +0000 |
| commit | 9c037a952f5aaf78c4e13398506cfa2d588bb449 (patch) | |
| tree | ee69e6a65a6d81851005c977deceded153d5c2af /Projects/XPLAINBridge/Lib/SoftUART.h | |
| parent | 4a13a5484ae19974a46d3def668aa888d12b8f13 (diff) | |
| download | lufa-9c037a952f5aaf78c4e13398506cfa2d588bb449.tar.gz lufa-9c037a952f5aaf78c4e13398506cfa2d588bb449.tar.bz2 lufa-9c037a952f5aaf78c4e13398506cfa2d588bb449.zip | |
The RingBuff library code has been replaced in the XPLAINBridge project with an ultra lightweight buffer to help improve the reliability of the bridge.
Diffstat (limited to 'Projects/XPLAINBridge/Lib/SoftUART.h')
| -rw-r--r-- | Projects/XPLAINBridge/Lib/SoftUART.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/Projects/XPLAINBridge/Lib/SoftUART.h b/Projects/XPLAINBridge/Lib/SoftUART.h index 07187c24a..416490d8d 100644 --- a/Projects/XPLAINBridge/Lib/SoftUART.h +++ b/Projects/XPLAINBridge/Lib/SoftUART.h @@ -36,7 +36,7 @@ /* Includes: */ #include <avr/io.h> #include <avr/interrupt.h> - #include "SoftUART.h" + #include <stdbool.h> /* Macros: */ #define BAUD 9600 @@ -50,10 +50,23 @@ #define STXPORT PORTD #define STXDDR DDRD + /* External Variables: */ + extern volatile bool srx_done; + extern volatile uint8_t stx_count; + + /* Inline Functions: */ + static inline bool SoftUART_IsReady(void) + { + return !(stx_count); + } + + static inline bool SoftUART_IsReceived(void) + { + return srx_done; + } + /* Function Prototypes: */ - uint8_t SoftUART_IsReady(void); - uint8_t SoftUART_TxByte(uint8_t c); - uint8_t SoftUART_IsReceived(void); + void SoftUART_TxByte(uint8_t c); uint8_t SoftUART_RxByte(void); void SoftUART_Init(void); |