1 files changed, 45 insertions, 0 deletions
diff --git a/2.3-1/src/c/hardware/avr/includes/AVRPeripheralGPIO.h b/2.3-1/src/c/hardware/avr/includes/AVRPeripheralGPIO.h
new file mode 100644
index 00000000..ddbeb2d8
--- /dev/null
+++ b/2.3-1/src/c/hardware/avr/includes/AVRPeripheralGPIO.h
@@ -0,0 +1,45 @@
+//This file defines constants corresponding to gpios and digital input functions.
+//
+// Authors
+//     Siddhesh Wani
+//
+
+#ifndef __AVRPERIPHERALGPIO_H__
+#define __AVRPERIPHERALGPIO_H__
+
+#include <avr/io.h>
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+
+#include <avr/io.h>
+#include "types.h"
+
+//Port definitions
+#define PORT_A 1
+#define PORT_B 2
+#define PORT_C 3
+#define PORT_D 4
+
+//Direction definitions
+#define INPUT 0
+#define OUTPUT 1
+
+//Pin state definitions
+#define LOW  0
+#define HIGH 1
+
+//Function prototypes
+uint8 u8AVRDigitalSetups(uint8 port,uint8 pin,uint8 direction);
+
+uint8 u8AVRDigitalIns(uint8 port,uint8 pin);
+
+uint8 u8AVRDigitalOuts(uint8 port,uint8 pin,uint8 state);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* !__AVRPERIPHERALGPIO_H__ */