Diff: gpio_api.h

Revision:

2:e9a661555b58

Parent:

0:8024c367e29f

Child:

6:0d4e7384bff6

--- a/gpio_api.h	Fri Oct 05 15:45:13 2012 +0000
+++ b/gpio_api.h	Wed Oct 10 14:14:12 2012 +0000
@@ -1,50 +1,50 @@
-/* mbed Microcontroller Library - gpio_api
- * Copyright (c) 2009-2011 ARM Limited. All rights reserved.
- */ 
- 
-#ifndef MBED_GPIO_API_H
-#define MBED_GPIO_API_H
-
-#include "PinNames.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif 
-
-typedef enum {
-    PIN_INPUT,
-    PIN_OUTPUT
-} PinDirection;
-
-/* This version of the gpio API caches the gpio register pointer and the pin mask */
-typedef struct {
-    PinName             pin;
-    uint32_t            mask;
-    
-    __IO uint32_t *reg_dir;
-    __IO uint32_t *reg_set;
-    __IO uint32_t *reg_clr;
-    __I  uint32_t *reg_in;
-} gpio_object;
-
-void gpio_init (gpio_object *obj, PinName pin, PinDirection direction);
-
-void gpio_mode(gpio_object *obj, PinMode mode);
-void gpio_dir (gpio_object *obj, PinDirection direction);
-
-static inline void gpio_write(gpio_object *obj, int value) {
-    if (value)
-        *obj->reg_set = obj->mask;
-    else
-        *obj->reg_clr = obj->mask;
-}
-
-static inline int gpio_read(gpio_object *obj) {
-    return ((*obj->reg_in & obj->mask) ? 1 : 0);
-}
-
-#ifdef __cplusplus
-}
-#endif 
-
-#endif 
+/* mbed Microcontroller Library - gpio_api
+ * Copyright (c) 2009-2011 ARM Limited. All rights reserved.
+ */ 
+ 
+#ifndef MBED_GPIO_API_H
+#define MBED_GPIO_API_H
+
+#include "PinNames.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif 
+
+typedef enum {
+    PIN_INPUT,
+    PIN_OUTPUT
+} PinDirection;
+
+/* This version of the gpio API caches the gpio register pointer and the pin mask */
+typedef struct {
+    PinName             pin;
+    uint32_t            mask;
+    
+    __IO uint32_t *reg_dir;
+    __IO uint32_t *reg_set;
+    __IO uint32_t *reg_clr;
+    __I  uint32_t *reg_in;
+} gpio_object;
+
+void gpio_init (gpio_object *obj, PinName pin, PinDirection direction);
+
+void gpio_mode(gpio_object *obj, PinMode mode);
+void gpio_dir (gpio_object *obj, PinDirection direction);
+
+static inline void gpio_write(gpio_object *obj, int value) {
+    if (value)
+        *obj->reg_set = obj->mask;
+    else
+        *obj->reg_clr = obj->mask;
+}
+
+static inline int gpio_read(gpio_object *obj) {
+    return ((*obj->reg_in & obj->mask) ? 1 : 0);
+}
+
+#ifdef __cplusplus
+}
+#endif 
+
+#endif