TTK4155 Ping-pong project
MCP2515.h
Go to the documentation of this file.
1
#ifndef __MCP2515_H
2
#define __MCP2515_H
3
4
/*
5
mcp2515.h
6
7
This file contains constants that are specific to the MCP2515.
8
9
Version Date Description
10
----------------------------------------------------------------------
11
v1.00 2003/12/11 Initial release
12
13
Copyright 2003 Kimberly Otten Software Consulting
14
*/
15
16
// Define MCP2515 register addresses
17
18
#define MCP_RXF0SIDH 0x00
19
#define MCP_RXF0SIDL 0x01
20
#define MCP_RXF0EID8 0x02
21
#define MCP_RXF0EID0 0x03
22
#define MCP_RXF1SIDH 0x04
23
#define MCP_RXF1SIDL 0x05
24
#define MCP_RXF1EID8 0x06
25
#define MCP_RXF1EID0 0x07
26
#define MCP_RXF2SIDH 0x08
27
#define MCP_RXF2SIDL 0x09
28
#define MCP_RXF2EID8 0x0A
29
#define MCP_RXF2EID0 0x0B
30
#define MCP_CANSTAT 0x0E
31
#define MCP_CANCTRL 0x0F
32
#define MCP_RXF3SIDH 0x10
33
#define MCP_RXF3SIDL 0x11
34
#define MCP_RXF3EID8 0x12
35
#define MCP_RXF3EID0 0x13
36
#define MCP_RXF4SIDH 0x14
37
#define MCP_RXF4SIDL 0x15
38
#define MCP_RXF4EID8 0x16
39
#define MCP_RXF4EID0 0x17
40
#define MCP_RXF5SIDH 0x18
41
#define MCP_RXF5SIDL 0x19
42
#define MCP_RXF5EID8 0x1A
43
#define MCP_RXF5EID0 0x1B
44
#define MCP_TEC 0x1C
45
#define MCP_REC 0x1D
46
#define MCP_TXREQ 3
47
#define MCP_RXM0SIDH 0x20
48
#define MCP_RXM0SIDL 0x21
49
#define MCP_RXM0EID8 0x22
50
#define MCP_RXM0EID0 0x23
51
#define MCP_RXM1SIDH 0x24
52
#define MCP_RXM1SIDL 0x25
53
#define MCP_RXM1EID8 0x26
54
#define MCP_RXM1EID0 0x27
55
#define MCP_CNF3 0x28
56
#define MCP_CNF2 0x29
57
#define MCP_CNF1 0x2A
58
#define MCP_CANINTE 0x2B
59
#define MCP_CANINTF 0x2C
60
#define MCP_EFLG 0x2D
61
#define MCP_TXB0CTRL 0x30
62
#define MCP_TXB0SIDH 0x31
63
#define MCP_TXB0SIDL 0x32
64
#define MCP_TXB0DLC 0x35
65
#define MCP_TXB0D0 0x36
66
#define MCP_TXB0D1 0x37
67
#define MCP_TXB1CTRL 0x40
68
#define MCP_TXB2CTRL 0x50
69
#define MCP_RXB0CTRL 0x60
70
#define MCP_RXB0SIDH 0x61
71
#define MCP_RXB0SIDL 0x62
72
#define MCP_RXB0D0 0x66
73
#define MCP_RXB1CTRL 0x70
74
#define MCP_RXB1SIDH 0x71
75
76
#define MCP_TX_INT 0x1C // Enable all transmit interrupts
77
#define MCP_TX01_INT 0x0C // Enable TXB0 and TXB1 interrupts
78
#define MCP_RX_INT 0x03 // Enable receive interrupts
79
#define MCP_NO_INT 0x00 // Disable all interrupts
80
81
#define MCP_TX01_MASK 0x14
82
#define MCP_TX_MASK 0x54
83
84
// Define SPI Instruction Set
85
86
#define MCP_WRITE 0x02
87
88
#define MCP_READ 0x03
89
90
#define MCP_BITMOD 0x05
91
92
#define MCP_LOAD_TX0 0x40
93
#define MCP_LOAD_TX1 0x42
94
#define MCP_LOAD_TX2 0x44
95
96
#define MCP_RTS_TX0 0x81
97
#define MCP_RTS_TX1 0x82
98
#define MCP_RTS_TX2 0x84
99
#define MCP_RTS_ALL 0x87
100
101
#define MCP_READ_RX0 0x90
102
#define MCP_READ_RX1 0x94
103
104
#define MCP_READ_STATUS 0xA0
105
106
#define MCP_RX_STATUS 0xB0
107
108
#define MCP_RESET 0xC0
109
110
111
// CANCTRL Register Values
112
113
#define MODE_NORMAL 0x00
114
#define MODE_SLEEP 0x20
115
#define MODE_LOOPBACK 0x40
116
#define MODE_LISTENONLY 0x60
117
#define MODE_CONFIG 0x80
118
#define MODE_POWERUP 0xE0
119
#define MODE_MASK 0xE0
120
#define ABORT_TX 0x10
121
#define MODE_ONESHOT 0x08
122
#define CLKOUT_ENABLE 0x04
123
#define CLKOUT_DISABLE 0x00
124
#define CLKOUT_PS1 0x00
125
#define CLKOUT_PS2 0x01
126
#define CLKOUT_PS4 0x02
127
#define CLKOUT_PS8 0x03
128
129
130
// CNF1 Register Values
131
132
#define SJW1 0x00
133
#define SJW2 0x40
134
#define SJW3 0x80
135
#define SJW4 0xC0
136
137
138
// CNF2 Register Values
139
140
#define BTLMODE 0x80
141
#define SAMPLE_1X 0x00
142
#define SAMPLE_3X 0x40
143
144
145
// CNF3 Register Values
146
147
#define SOF_ENABLE 0x80
148
#define SOF_DISABLE 0x00
149
#define WAKFIL_ENABLE 0x40
150
#define WAKFIL_DISABLE 0x00
151
152
153
// CANINTF Register Bits
154
155
#define MCP_RX0IF 0x01
156
#define MCP_RX1IF 0x02
157
#define MCP_TX0IF 0x04
158
#define MCP_TX1IF 0x08
159
#define MCP_TX2IF 0x10
160
#define MCP_ERRIF 0x20
161
#define MCP_WAKIF 0x40
162
#define MCP_MERRF 0x80
163
164
165
166
#endif
Node_1
MCP2515.h
Generated by
1.8.13
1.8.13 1.8.13