(SPN13199.1320S)Fillwith0FillNithssh Figure19B-C-PGBitPlacementModelforTOS=0(PaddingService) Forexample,supposethecombinedlengthofallC-PGspackedintoaMulti-PGdatafieldis44bytes.ThesmallestCAN FDvaliddatalengththatisgreaterthanorequaltothelengthofalltheC-PGsis48bytes(DLC=fa).Theunused4bytes oftheCANFD...
J1939中SPN的分配 PGN的分配规则，在2.4数据链路层部分 SPN的分配在2.6诊断应⽤层 专⽤SPN可以由制造商⾃定义，含义各不相同。共有4096个可以⾃定义，从520192到524287。参看附录F，关于专⽤SPN。专⽤SPN范围是7F000⾄7FFFFF。凡是很通⽤的诊断和与排放相关的诊断的SPN应该向SAE协会申请。最好不做...
(SAE) SPN FMI DTC 故障灯 仪表故 (ISO) 类别 障代码 显示 1351 985 520192 108 91 676 729 730 729 102 168 597 3 4 12 2 12 2 3 4 11 2 3 4 12 2 7 7 3 4 3 4 3 4 3 4 12 2 3 4 12 P0647 P0646 P0645 P0645 P2519 P2519 P060B P060B P060B P060B P2229 P2228 P...
The J1939 Router allows the user to select standard specification defined PGNs (e.g. PGN 61444 – Electronic Engine Controller 1) from a list in the Slate software. This will automatically build the mapping and scaling for each SPN which can be downloaded to the module. The user can then ...