Diff: targets/TARGET_Cypress/TARGET_PSOC6/gpio_object.h

Revision:

188:bcfe06ba3d64

Child:

189:f392fc9709a3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_Cypress/TARGET_PSOC6/gpio_object.h	Thu Nov 08 11:46:34 2018 +0000
@@ -0,0 +1,85 @@
+/*
+ * mbed Microcontroller Library
+ * Copyright (c) 2017-2018 Future Electronics
+ *
+ * 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.
+ */
+
+#ifndef MBED_GPIO_OBJECTS_H
+#define MBED_GPIO_OBJECTS_H
+
+#include "mbed_assert.h"
+#include "PinNamesTypes.h"
+#include "PinNames.h"
+
+#include "drivers/peripheral/gpio/cy_gpio.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct gpio_s {
+    GPIO_PRT_Type *port;
+    PinName pin;
+    PinDirection dir;
+    PinMode mode;
+};
+
+typedef struct gpio_s   gpio_t;
+
+/** Set the output value
+ *
+ * @param obj   The GPIO object
+ * @param value The value to be set
+ */
+static inline void gpio_write(gpio_t *obj, int value)
+{
+    MBED_ASSERT(obj->pin != NC);
+
+    Cy_GPIO_Write(obj->port, CY_PIN(obj->pin), value);
+}
+
+/** Read the input value
+ *
+ * @param obj The GPIO object
+ * @return An integer value 1 or 0
+ */
+static inline int gpio_read(gpio_t *obj)
+{
+    MBED_ASSERT(obj->pin != NC);
+
+    return Cy_GPIO_Read(obj->port, CY_PIN(obj->pin));
+}
+
+static inline int gpio_is_connected(const gpio_t *obj)
+{
+    return obj->pin != NC;
+}
+
+/** Get the pin name from the port's pin number
+ *
+ * @param port  The port name
+ * @param pin_n The pin number within the specified port
+ * @return The pin name for the port's pin number
+ */
+inline PinName port_pin(PortName port, int pin_n)
+{
+    return (PinName)((port << 8) + pin_n);
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // MBED_GPIO_OBJECTS_H