diff options
Diffstat (limited to 'Source/Serial.c')
| -rw-r--r-- | Source/Serial.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Source/Serial.c b/Source/Serial.c index 714581d..c7b085a 100644 --- a/Source/Serial.c +++ b/Source/Serial.c @@ -30,6 +30,7 @@ typedef enum * *************************************/ static volatile SERIAL_STATE SerialState; +static volatile bool serial_busy; /* ************************************* * Local Prototypes @@ -62,6 +63,7 @@ bool SerialRead(uint8_t* ptrArray, size_t nBytes) bool SerialWrite(void* ptrArray, size_t nBytes) { + serial_busy = true; if(nBytes == 0) { @@ -79,9 +81,16 @@ bool SerialWrite(void* ptrArray, size_t nBytes) }while(--nBytes); + serial_busy = false; + return true; } +volatile bool SerialIsBusy(void) +{ + return serial_busy; +} + #ifdef SERIAL_INTERFACE void Serial_printf(const char* str, ...) { |