Merge remote-tracking branch 'upstream/master' into readme-pr

Author: adlerweb

examples/gpioRead/gpioRead.ino

@@ -0,0 +1,41 @@
+// demo: Use TX2RTS as digital input
+// adlerweb, 2017-06-24
+#include <SPI.h>
+#include "mcp_can.h"
+
+#define SPI_CS_PIN 10
+
+MCP_CAN CAN(SPI_CS_PIN); // Set CS pin
+
+
+void setup()
+{
+    Serial.begin(115200);
+
+    while (CAN_OK != CAN.begin(CAN_500KBPS))              // init can bus : baudrate = 500k
+    {
+        Serial.println("CAN init failed, retry");
+        delay(100);
+    }
+    Serial.println("CAN init ok");
+
+    if(CAN.pinMode(MCP_TX2RTS, MCP_PIN_IN))
+    {
+        Serial.println("TX2RTS is now an input");
+    }
+    else
+    {
+        Serial.println("Could not switch TX2RTS");
+    }
+}
+
+void loop()
+{
+    Serial.print("TX2RTS is currently ");
+    Serial.println(CAN.digitalRead(MCP_TX2RTS));
+    delay(500);
+}
+
+/*********************************************************************************************************
+  END FILE
+*********************************************************************************************************/

examples/gpioWrite/gpioWrite.ino

@@ -0,0 +1,55 @@
+// demo: Use RX0BF and RX1BF as digital outputs
+// adlerweb, 2017-06-24
+#include <SPI.h>
+#include "mcp_can.h"
+
+#define SPI_CS_PIN 10
+
+MCP_CAN CAN(SPI_CS_PIN); // Set CS pin
+
+
+void setup()
+{
+    Serial.begin(115200);
+
+    while (CAN_OK != CAN.begin(CAN_500KBPS))              // init can bus : baudrate = 500k
+    {
+        Serial.println("CAN init failed, retry");
+        delay(100);
+    }
+    Serial.println("CAN init ok");
+
+    if(CAN.pinMode(MCP_RX0BF, MCP_PIN_OUT))
+    {
+        Serial.println("RX0BF is now an output");
+    }
+    else
+    {
+        Serial.println("Could not switch RX0BF");
+    }
+
+    if(CAN.pinMode(MCP_RX1BF, MCP_PIN_OUT))
+    {
+        Serial.println("RX1BF is now an output");
+    }
+    else
+    {
+        Serial.println("Could not switch RX1BF");
+    }
+}
+
+void loop()
+{
+    Serial.println("10");
+    CAN.digitalWrite(MCP_RX0BF, HIGH);
+    CAN.digitalWrite(MCP_RX1BF, LOW);
+    delay(500);
+    Serial.println("01");
+    CAN.digitalWrite(MCP_RX0BF, LOW);
+    CAN.digitalWrite(MCP_RX1BF, HIGH);
+    delay(500);
+}
+
+/*********************************************************************************************************
+  END FILE
+*********************************************************************************************************/