Adding additional demo sketches and updating library version

Author: Toni Klopfenstein

Diff for: README.md

@@ -5,7 +5,7 @@ SparkFun CAN-Bus Arduino Library
 
 [*SparkFun CAN-Bus Shield (DEV-13262)*](https://www.sparkfun.com/products/13262)
 
-<Basic description of the library.>
+Arduino library for using all features of the CAN-Bus Shield. 
 
 Repository Contents
 -------------------

Diff for: examples/CAN_Read_Demo/CAN_Read_Demo.ino

@@ -0,0 +1,58 @@
+/****************************************************************************
+CAN Read Demo for the SparkFun CAN Bus Shield. 
+
+Written by Stephen McCoy. 
+Original tutorial available here: http://www.instructables.com/id/CAN-Bus-Sniffing-and-Broadcasting-with-Arduino
+Used with permission 2016. License CC By SA. 
+
+Distributed as-is; no warranty is given.
+*************************************************************************/
+
+#include <Canbus.h>
+#include <defaults.h>
+#include <global.h>
+#include <mcp2515.h>
+#include <mcp2515_defs.h>
+
+//********************************Setup Loop*********************************//
+
+void setup() {
+  Serial.begin(9600); // For debug use
+  Serial.println("CAN Read - Testing receival of CAN Bus message");  
+  delay(1000);
+  
+  if(Canbus.init(CANSPEED_500))  //Initialise MCP2515 CAN controller at the specified speed
+    Serial.println("CAN Init ok");
+  else
+    Serial.println("Can't init CAN");
+    
+  delay(1000);
+}
+
+//********************************Main Loop*********************************//
+
+void loop(){
+
+  tCAN message;
+if (mcp2515_check_message()) 
+	{
+    if (mcp2515_get_message(&message)) 
+	{
+        //if(message.id == 0x620 and message.data[2] == 0xFF)  //uncomment when you want to filter
+             //{
+               
+               Serial.print("ID: ");
+               Serial.print(message.id,HEX);
+               Serial.print(", ");
+               Serial.print("Data: ");
+               Serial.print(message.header.length,DEC);
+               for(int i=0;i<message.header.length;i++) 
+                {	
+                  Serial.print(message.data[i],HEX);
+                  Serial.print(" ");
+                }
+               Serial.println("");
+             //}
+           }}
+
+}

Diff for: examples/CAN_Write_Demo/CAN_Write_Demo.ino

@@ -0,0 +1,54 @@
+/****************************************************************************
+CAN Write Demo for the SparkFun CAN Bus Shield. 
+
+Written by Stephen McCoy. 
+Original tutorial available here: http://www.instructables.com/id/CAN-Bus-Sniffing-and-Broadcasting-with-Arduino
+Used with permission 2016. License CC By SA. 
+
+Distributed as-is; no warranty is given.
+*************************************************************************/
+
+#include <Canbus.h>
+#include <defaults.h>
+#include <global.h>
+#include <mcp2515.h>
+#include <mcp2515_defs.h>
+
+//********************************Setup Loop*********************************//
+
+void setup() {
+  Serial.begin(9600);
+  Serial.println("CAN Write - Testing transmission of CAN Bus messages");
+  delay(1000);
+  
+  if(Canbus.init(CANSPEED_500))  //Initialise MCP2515 CAN controller at the specified speed
+    Serial.println("CAN Init ok");
+  else
+    Serial.println("Can't init CAN");
+    
+  delay(1000);
+}
+
+//********************************Main Loop*********************************//
+
+void loop() 
+{
+tCAN message;
+
+        message.id = 0x631; //formatted in HEX
+        message.header.rtr = 0;
+        message.header.length = 8; //formatted in DEC
+        message.data[0] = 0x40;
+	message.data[1] = 0x05;
+	message.data[2] = 0x30;
+	message.data[3] = 0xFF; //formatted in HEX
+	message.data[4] = 0x00;
+	message.data[5] = 0x40;
+	message.data[6] = 0x00;
+	message.data[7] = 0x00;
+
+mcp2515_bit_modify(CANCTRL, (1<<REQOP2)|(1<<REQOP1)|(1<<REQOP0), 0);
+mcp2515_send_message(&message);
+
+delay(1000);
+}

Diff for: library.json

@@ -20,7 +20,7 @@
     "type": "git",
     "url": "https://github.com/aaronmitti/SparkFun_CAN-Bus_Arduino_Library.git"
   },
-  "version": "5.0.0",
+  "version": "5.1.0",
   "frameworks": "arduino",
   "platforms": "*"
 }

Diff for: library.properties

@@ -1,5 +1,5 @@
 name=SparkFun CAN-Bus
-version=5.0.0
+version=5.1.0
 author=SparkFun <techsupport@sparkfun.com>, Sukking Pang <http://skpang.co.uk/>
 maintainer=SparkFun Electronics <sparkfun.com>
 sentence=Library provies basic functionality of all hardware features on the CAN-Bus Shield.