初始化提交

arduino-cli/libraries/RF24/utility/ATXMegaD3/gpio.cpp

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+/*
+ * gpio.cpp
+ *
+ * Created: 20/1/2016 11:57:21
+ *  Author: akatran
+ */
+
+//#include "gpio_helper.h"
+#include "gpio.h"
+#include <stdlib.h>
+
+void GPIO::open(int port, int DDR)
+{
+    uint8_t pin;
+    PORT_t* p = GPIO_getPort(port, &pin);
+    if (DDR == 0) {
+        p->DIRCLR = pin;
+    } else if (DDR == 1) {
+        p->DIRSET = pin;
+    }
+}
+
+void GPIO::close(int port)
+{
+    // Nothing to do with close;
+}
+
+int read(int port)
+{
+    uint8_t pin;
+    PORT_t* p = GPIO_getPort(port, &pin);
+    return p->IN;
+}
+
+void GPIO::write(int port, int value)
+{
+    uint8_t pin;
+    PORT_t* p = GPIO_getPort(port, &pin);
+    if (value == 0) {
+        p->OUTCLR = pin;
+    } else if (value == 1) {
+        p->OUTSET = pin;
+    }
+
+}
+