1 | /*
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2 | ** Copyright 2012 by Kvaser AB, Mölndal, Sweden
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3 | ** http://www.kvaser.com
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4 | **
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5 | ** This software is dual licensed under the following two licenses:
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6 | ** BSD-new and GPLv2. You may use either one. See the included
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7 | ** COPYING file for details.
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8 | **
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9 | ** License: BSD-new
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10 | ** ===============================================================================
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11 | ** Redistribution and use in source and binary forms, with or without
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12 | ** modification, are permitted provided that the following conditions are met:
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13 | ** * Redistributions of source code must retain the above copyright
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14 | ** notice, this list of conditions and the following disclaimer.
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15 | ** * Redistributions in binary form must reproduce the above copyright
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16 | ** notice, this list of conditions and the following disclaimer in the
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17 | ** documentation and/or other materials provided with the distribution.
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18 | ** * Neither the name of the <organization> nor the
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19 | ** names of its contributors may be used to endorse or promote products
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20 | ** derived from this software without specific prior written permission.
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21 | **
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22 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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23 | ** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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24 | ** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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25 | ** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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26 | ** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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27 | ** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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28 | ** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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29 | ** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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30 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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31 | ** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 | **
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33 | **
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34 | ** License: GPLv2
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35 | ** ===============================================================================
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36 | ** This program is free software; you can redistribute it and/or
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37 | ** modify it under the terms of the GNU General Public License
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38 | ** as published by the Free Software Foundation; either version 2
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39 | ** of the License, or (at your option) any later version.
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40 | **
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41 | ** This program is distributed in the hope that it will be useful,
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42 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of
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43 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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44 | ** GNU General Public License for more details.
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45 | **
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46 | ** You should have received a copy of the GNU General Public License
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47 | ** along with this program; if not, write to the Free Software
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48 | ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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49 | **
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50 | ** ---------------------------------------------------------------------------
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51 | **/
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52 |
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53 | #ifndef _SJA1000_H_
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54 | #define _SJA1000_H_
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55 |
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56 | /* Mode Register */
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57 | #define PCAN_MOD 0
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58 | #define PCAN_SM 0x10
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59 | #define PCAN_AFM 0x08
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60 | #define PCAN_STM 0x04
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61 | #define PCAN_LOM 0x02
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62 | #define PCAN_RM 0x01
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63 |
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64 | /* Command Register */
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65 | #define PCAN_CMR 1
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66 | #define PCAN_SRR 0x10
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67 | #define PCAN_CDO 0x08
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68 | #define PCAN_RRB 0x04
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69 | #define PCAN_AT 0x02
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70 | #define PCAN_TR 0x01
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71 |
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72 | #define PCAN_CMD_SINGLESHOT (PCAN_AT|PCAN_TR)
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73 | #define PCAN_CMD_SINGLESHOT_SELF (PCAN_SRR|PCAN_AT)
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74 |
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75 | /* Status Register */
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76 | #define PCAN_SR 2
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77 | #define PCAN_BS 0x80
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78 | #define PCAN_ES 0x40
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79 | #define PCAN_TS 0x20
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80 | #define PCAN_RS 0x10
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81 | #define PCAN_TCS 0x08
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82 | #define PCAN_TBS 0x04
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83 | #define PCAN_DOS 0x02
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84 | #define PCAN_RBS 0x01
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85 |
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86 | /* Interrupt Register */
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87 | #define PCAN_IR 3
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88 | #define PCAN_BEI 0x80
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89 | #define PCAN_ALI 0x40
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90 | #define PCAN_EPI 0x20
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91 | #define PCAN_WUI 0x10
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92 | #define PCAN_DOI 0x08
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93 | #define PCAN_EI 0x04
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94 | #define PCAN_TI 0x02
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95 | #define PCAN_RI 0x01
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96 |
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97 | /* Interrupt Enable Register */
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98 | #define PCAN_IER 4
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99 | #define PCAN_BEIE 0x80
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100 | #define PCAN_ALIE 0x40
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101 | #define PCAN_EPIE 0x20
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102 | #define PCAN_WUIE 0x10
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103 | #define PCAN_DOIE 0x08
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104 | #define PCAN_EIE 0x04
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105 | #define PCAN_TIE 0x02
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106 | #define PCAN_RIE 0x01
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107 |
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108 |
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109 | /* Bus Timing Register 0 */
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110 | #define PCAN_BTR0 6
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111 |
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112 | /* Bus Timing Register 1 */
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113 | #define PCAN_BTR1 7
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114 |
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115 | /* Output Control Register */
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116 | #define PCAN_OCR 8
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117 | #define PCAN_OCTP1 0x80
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118 | #define PCAN_OCTN1 0x40
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119 | #define PCAN_OCPOL1 0x20
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120 | #define PCAN_OCTP0 0x10
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121 | #define PCAN_OCTN0 0x08
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122 | #define PCAN_OCPOL0 0x04
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123 | #define PCAN_OCM1 0x02
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124 | #define PCAN_OCM0 0x01
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125 |
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126 | #define PCAN_ALC 11
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127 |
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128 | #define PCAN_ECC 12
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129 | #define PCAN_ECC_ERROR_MASK 0xC0
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130 | #define PCAN_ECC_BIT_ERROR 0x00
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131 | #define PCAN_ECC_FORM_ERROR 0x40
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132 | #define PCAN_ECC_STUFF_ERROR 0x80
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133 | #define PCAN_ECC_OTHER_ERROR 0xc0
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134 | #define PCAN_ECC_DIR_MASK 0x20
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135 | #define PCAN_ECC_DIR_TX 0x00
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136 | #define PCAN_ECC_DIR_RX 0x20
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137 | #define PCAN_ECC_SEGMENT_MASK 0x1F
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138 |
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139 | #define PCAN_EWLR 13
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140 | #define PCAN_RXERR 14
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141 | #define PCAN_TXERR 15
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142 |
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143 | #define PCAN_ACR0 16
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144 | #define PCAN_ACR1 17
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145 | #define PCAN_ACR2 18
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146 | #define PCAN_ACR3 19
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147 | #define PCAN_AMR0 20
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148 | #define PCAN_AMR1 21
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149 | #define PCAN_AMR2 22
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150 | #define PCAN_AMR3 23
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151 |
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152 | #define PCAN_RMC 29
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153 | #define PCAN_RBSA 30
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154 | #define PCAN_CDR 31
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155 | #define PCAN_PELICAN 0x80
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156 | #define PCAN_CBP 0x40
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157 | #define PCAN_RXINTEN 0x20
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158 | #define PCAN_CLOCKOFF 0x08
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159 |
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160 | #define PCAN_FF_EXTENDED 0x80
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161 | #define PCAN_FF_REMOTE 0x40
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162 |
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163 | #define PCAN_MSGBUF 16
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164 | #define PCAN_SID0 17
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165 | #define PCAN_SID1 18
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166 | #define PCAN_XID0 17
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167 | #define PCAN_XID1 18
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168 | #define PCAN_XID2 19
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169 | #define PCAN_XID3 20
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170 | #define PCAN_SDATA 19
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171 | #define PCAN_XDATA 21
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172 |
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173 | #define PCAN_RXFIFO 32
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174 | #define PCAN_RXFIFO_SIZE 64
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175 |
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176 | typedef struct {
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177 | unsigned char mode;
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178 | unsigned char command;
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179 | unsigned char status;
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180 | unsigned char intr;
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181 | unsigned char intrEnable;
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182 | unsigned char _reserved0;
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183 | unsigned char btr0;
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184 | unsigned char btr1;
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185 | unsigned char outputCtrl;
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186 | unsigned char test;
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187 | unsigned char _reserved1;
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188 | unsigned char arbLost;
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189 | unsigned char errorCode;
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190 | unsigned char errorWarningLimit;
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191 | unsigned char rxError;
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192 | unsigned char txError;
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193 | unsigned char frameFormat;
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194 | union {
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195 | struct {
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196 | unsigned char id0;
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197 | unsigned char id1;
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198 | unsigned char data[8];
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199 | } std;
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200 | struct {
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201 | unsigned char id0;
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202 | unsigned char id1;
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203 | unsigned char id2;
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204 | unsigned char id3;
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205 | unsigned char data[8];
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206 | } ext;
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207 | } msg;
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208 | unsigned char _reserved3;
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209 | unsigned char rxBufStart;
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210 | unsigned char clockDivider;
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211 | } sja1000;
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212 |
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213 | #define PCAN_EPOS_START_OF_FRAME 0x03
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214 | #define PCAN_EPOS_ID28_ID21 0x02
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215 | #define PCAN_EPOS_ID20_ID18 0x06
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216 | #define PCAN_EPOS_SRTR 0x04
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217 | #define PCAN_EPOS_IDE 0x05
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218 | #define PCAN_EPOS_ID17_ID13 0x07
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219 | #define PCAN_EPOS_ID12_ID5 0x0F
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220 | #define PCAN_EPOS_ID4_ID0 0x0E
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221 | #define PCAN_EPOS_RTR 0x0C
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222 | #define PCAN_EPOS_RESVD_1 0x0D
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223 | #define PCAN_EPOS_RESVD_2 0x09
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224 | #define PCAN_EPOS_DLC 0x0B
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225 | #define PCAN_EPOS_DATA 0x0A
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226 | #define PCAN_EPOS_CRC 0x08
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227 | #define PCAN_EPOS_CRC_DELIM 0x18
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228 | #define PCAN_EPOS_ACK 0x19
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229 | #define PCAN_EPOS_ACK_DELIM 0x1B
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230 | #define PCAN_EPOS_EOF 0x1A
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231 | #define PCAN_EPOS_INTERMISSION 0x12
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232 | #define PCAN_EPOS_ACTIVE_ERROR 0x11
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233 | #define PCAN_EPOS_PASSIVE_ERROR 0x16
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234 | #define PCAN_EPOS_TOLERATE_DOM 0x13
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235 | #define PCAN_EPOS_ERROR_DELIM 0x17
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236 | #define PCAN_EPOS_OVERLOAD 0x1C
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237 |
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238 |
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239 | #endif
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