全局PGN如下所示,这是J1939标准中参数组的典型表示形式。
全局PGN:
PGN 65262 | 发动机温度 | ET1
Transmission Rate: | 1s |
Date Length: | 8 |
Data Page: | 0 |
Extended Data Page: | 0 |
PDU Format: | 254 |
PDU Specific: | 238 |
PGN Supporting Information: | <optional> |
Default Priority: | 6 |
Parameter Group Number: | 65262 (0x00FEEE) |
Start Position | Length | Parameter Name | SPN |
---|---|---|---|
1 | 1 byte | Engine Coolant Temperature | 110 |
2 | 1 byte | Engine Fuel Temperature 1 | 174 |
3-4 | 2 bytes | Engine Oil Temperature 1 | 175 |
5-6 | 2 bytes | Engine Turbocharger Oil Temperature | 176 |
7 | 1 byte | Engine Intercooler Temperature | 52 |
8 | 1 byte | Engine Intercooler Thermostat Opening | 1134 |
请注意,到目前为止,J1939-71文档中定义的所有参数组均已传送到电子表(J1939-DA)