Diff: source/nordic_sdk/components/libraries/util/common.h

Revision:

0:f2542974c862

Child:

1:ebc0e0ef0a11

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/nordic_sdk/components/libraries/util/common.h	Thu Apr 07 17:34:39 2016 +0100
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) Nordic Semiconductor ASA
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ *   3. Neither the name of Nordic Semiconductor ASA nor the names of other
+ *   contributors to this software may be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#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