Diff: targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/pinmap.c

Revision:

107:414e9c822e99

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/pinmap.c	Tue Apr 05 18:15:12 2016 +0100
@@ -0,0 +1,55 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stddef.h>
+
+#include "cmsis.h"
+#include "mbed_assert.h"
+#include "compiler.h"
+
+#include "pinmap.h"
+#include "ioport.h"
+
+/** Change the MUX padding of input pin
+ *
+ * Configure the pin for specific module
+ * @param[in]  pin      Pin name whose MUX padding is to be changed
+ * @param[in]  function The MUX mode to be selected
+ * @return              void
+ */
+void pin_function(PinName pin, int function)
+{
+    MBED_ASSERT(pin != (PinName)NC);
+    ioport_set_pin_mode(pin, function);
+}
+
+/** Change the pin pull mode
+ *
+ * Configure the pin pull mode
+ * @param[in]  pin      Pin name whose MUX padding is to be changed
+ * @param[in]  mode     Pin pull mode to be set
+ * @return              void
+ */
+void pin_mode(PinName pin, PinMode mode)
+{
+    MBED_ASSERT(pin != (PinName)NC);
+    if (mode == PullUp) {
+        ioport_set_pin_mode(pin, IOPORT_MODE_PULLUP);
+    } else if (mode == PullDown) {
+        ioport_set_pin_mode(pin, IOPORT_MODE_PULLDOWN);
+    } else {
+        ioport_set_pin_mode(pin, IOPORT_MODE_OPEN_DRAIN);
+    }
+}
\ No newline at end of file