add timing for 47kbps

Author: Pespiri

README.md

@@ -56,6 +56,7 @@ here are many examples implemented in this library. One of the examples is below
     #define CAN_31K25BPS        5
     #define CAN_33KBPS          6
     #define CAN_40KBPS          7
+    #define CAN_47KBPS          19
     #define CAN_50KBPS          8
     #define CAN_80KBPS          9
     #define CAN_83K3BPS         10

examples/recv/recv.ino

@@ -10,6 +10,7 @@
     #define CAN_31K25BPS        5
     #define CAN_33KBPS          6
     #define CAN_40KBPS          7
+    #define CAN_47KBPS          19
     #define CAN_50KBPS          8
     #define CAN_80KBPS          9
     #define CAN_83K3BPS         10

examples/send/send.ino

@@ -10,6 +10,7 @@
     #define CAN_31K25BPS        5
     #define CAN_33KBPS          6
     #define CAN_40KBPS          7
+    #define CAN_47KBPS          19
     #define CAN_50KBPS          8
     #define CAN_80KBPS          9
     #define CAN_83K3BPS         10

examples/set_mask_filter_recv/set_mask_filter_recv.ino

@@ -10,6 +10,7 @@
     #define CAN_31K25BPS        5
     #define CAN_33KBPS          6
     #define CAN_40KBPS          7
+    #define CAN_47KBPS          19
     #define CAN_50KBPS          8
     #define CAN_80KBPS          9
     #define CAN_83K3BPS         10
@@ -26,10 +27,7 @@
     CANBed M0: https://www.longan-labs.cc/1030014.html
     CAN Bus Shield: https://www.longan-labs.cc/1030016.html
     OBD-II CAN Bus GPS Dev Kit: https://www.longan-labs.cc/1030003.html
-   
 */
-#include <SPI.h>
-#include "mcp_can.h"
 
 #include <SPI.h>
 #include "mcp_can.h"

examples/set_mask_filter_send/set_mask_filter_send.ino

@@ -11,6 +11,7 @@
     #define CAN_31K25BPS        5
     #define CAN_33KBPS          6
     #define CAN_40KBPS          7
+    #define CAN_47KBPS          19
     #define CAN_50KBPS          8
     #define CAN_80KBPS          9
     #define CAN_83K3BPS         10
@@ -27,7 +28,6 @@
     CANBed M0: https://www.longan-labs.cc/1030014.html
     CAN Bus Shield: https://www.longan-labs.cc/1030016.html
     OBD-II CAN Bus GPS Dev Kit: https://www.longan-labs.cc/1030003.html
-   
 */
 
 #include <mcp_can.h>

keywords.txt

@@ -32,6 +32,7 @@ CAN_25KBPS	LITERAL1
 CAN_31KBPS	LITERAL1
 CAN_33KBPS	LITERAL1
 CAN_40KBPS	LITERAL1
+CAN_47KBPS	LITERAL1
 CAN_50KBPS	LITERAL1
 CAN_80KBPS	LITERAL1
 CAN_83KBPS	LITERAL1

mcp_can.cpp

@@ -273,6 +273,12 @@ byte MCP_CAN::mcp2515_configRate(const byte canSpeed)
         cfg3 = MCP_16MHz_40kBPS_CFG3;
         break;
 
+        case (CAN_47KBPS):
+        cfg1 = MCP_16MHz_47kBPS_CFG1;
+        cfg2 = MCP_16MHz_47kBPS_CFG2;
+        cfg3 = MCP_16MHz_47kBPS_CFG3;
+        break;
+
         case (CAN_50KBPS):
         cfg1 = MCP_16MHz_50kBPS_CFG1;
         cfg2 = MCP_16MHz_50kBPS_CFG2;

mcp_can_dfs.h

@@ -255,6 +255,10 @@
 #define MCP_16MHz_50kBPS_CFG2 (0xFA)
 #define MCP_16MHz_50kBPS_CFG3 (0x87)
 
+#define MCP_16MHz_47kBPS_CFG1 (0x06)
+#define MCP_16MHz_47kBPS_CFG2 (0xBE)
+#define MCP_16MHz_47kBPS_CFG3 (0x07)
+
 #define MCP_16MHz_40kBPS_CFG1 (0x07)
 #define MCP_16MHz_40kBPS_CFG2 (0xFF)
 #define MCP_16MHz_40kBPS_CFG3 (0x87)
@@ -326,6 +330,7 @@
 #define CAN_31K25BPS        5
 #define CAN_33KBPS          6
 #define CAN_40KBPS          7
+#define CAN_47KBPS          19
 #define CAN_50KBPS          8
 #define CAN_80KBPS          9
 #define CAN_83K3BPS         10