diff options
Diffstat (limited to 'keyboards/lfkeyboards')
-rw-r--r-- | keyboards/lfkeyboards/TWIlib.c | 13 | ||||
-rw-r--r-- | keyboards/lfkeyboards/TWIlib.h | 12 |
2 files changed, 14 insertions, 11 deletions
diff --git a/keyboards/lfkeyboards/TWIlib.c b/keyboards/lfkeyboards/TWIlib.c index abb12cc87a..dc4fbf016b 100644 --- a/keyboards/lfkeyboards/TWIlib.c +++ b/keyboards/lfkeyboards/TWIlib.c @@ -11,6 +11,19 @@ #include "util/delay.h" #include "print.h" +// Global transmit buffer +volatile uint8_t *TWITransmitBuffer; +// Global receive buffer +volatile uint8_t TWIReceiveBuffer[RXMAXBUFLEN]; +// Buffer indexes +volatile int TXBuffIndex; // Index of the transmit buffer. Is volatile, can change at any time. +int RXBuffIndex; // Current index in the receive buffer +// Buffer lengths +int TXBuffLen; // The total length of the transmit buffer +int RXBuffLen; // The total number of bytes to read (should be less than RXMAXBUFFLEN) + +TWIInfoStruct TWIInfo; + void TWIInit() { TWIInfo.mode = Ready; diff --git a/keyboards/lfkeyboards/TWIlib.h b/keyboards/lfkeyboards/TWIlib.h index 6db3cc9513..8ba261c6e5 100644 --- a/keyboards/lfkeyboards/TWIlib.h +++ b/keyboards/lfkeyboards/TWIlib.h @@ -16,16 +16,6 @@ #define TXMAXBUFLEN 20 // Receive buffer length #define RXMAXBUFLEN 20 -// Global transmit buffer -volatile uint8_t *TWITransmitBuffer; -// Global receive buffer -volatile uint8_t TWIReceiveBuffer[RXMAXBUFLEN]; -// Buffer indexes -volatile int TXBuffIndex; // Index of the transmit buffer. Is volatile, can change at any time. -int RXBuffIndex; // Current index in the receive buffer -// Buffer lengths -int TXBuffLen; // The total length of the transmit buffer -int RXBuffLen; // The total number of bytes to read (should be less than RXMAXBUFFLEN) typedef enum { Ready, @@ -42,8 +32,8 @@ typedef enum { uint8_t errorCode; uint8_t repStart; }TWIInfoStruct; -TWIInfoStruct TWIInfo; +extern TWIInfoStruct TWIInfo; // TWI Status Codes #define TWI_START_SENT 0x08 // Start sent |