Diff: nordic-sdk/components/libraries/util/common.h

Revision:

103:138bdc859cc9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nordic-sdk/components/libraries/util/common.h	Wed Apr 15 08:59:11 2015 +0100
@@ -0,0 +1,38 @@
+ /* Copyright (c) 2009 Nordic Semiconductor. All Rights Reserved.
+ *
+ * The information contained herein is property of Nordic Semiconductor ASA.
+ * Terms and conditions of usage are described in detail in NORDIC
+ * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
+ *
+ * Licensees are granted free, non-transferable use of the information. NO
+ * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
+ * the file.
+ *
+ */
+
+#ifndef COMMON_H
+#define COMMON_H
+
+/*lint ++flb "Enter library region" */
+
+#include <stdbool.h>
+#include <stdint.h>
+
+/* @file
+* @brief Common header file for generic macros and definitions
+ *
+ */
+
+/*
+ * GPIO glue macros, this can be used to define a pin number in source/header file and use that macro for pin
+ * configuration using this expansion.
+ * example:
+ * #define RESET_PIN    8
+ * NRF_GPIO->PINCNF(RESET_PIN) = XXX  ;  // Expanded NRF_GPIO->PIN_CNF[8] = XXX
+ */
+#define PINX_GLUE(x, y, z)       x##y##_##z            /*!< first level glue for pin macros */
+#define PINCNF(p)                PINX_GLUE(PIN,p,CNF)  /*!< gpio configure pin number 'p' */
+#define PINOUT(p)                PINX_GLUE(PIN,p,OUT)  /*!< gpio out pin number 'p' */
+
+/*lint --flb "Leave library region" */
+#endif
\ No newline at end of file