目录
一. 0x10服务
二. 0x11 服务
三. 0x27服务
四. 0x28服务
五. 0x3E服务
六. 0x85服务
一. 0x10服务
诊断和通信管理功能单元 ---- DiagnosticSessionControl(0x10)服务
默认会话模式
| 服务 | 默认会话 | 非默认会话 |
| DiagnosticSessionControl(0x10) | √ | √ |
| ECUReset(0x11) | √ | √ |
| SecurityAccess(0x27) | √ | |
| CommunicationControl(0x28) | √ | |
| TesterPresent(0x3E) | √ | √ |
| AccessTimingParameter(0x83) | √ | |
| SecuredDataTransmission(0x84) | √ | |
| ControlDTCSetting(0x85) | √ | √ |
| ResponseOnEvent(0x86) | √ | √ |
| LinkControl(0x87) | √ | |
| ReadDataByIdentifier(0x22) | √ | √ |
| 服务 | 默认会话 | 非默认会话 |
| ReadMemoryByAddress(0x23) | √ | √ |
| ReadScalingDataByIdentifier(0x24) | √ | √ |
| ReadDataByPeriodicIdentifier(0x2A) | √ | |
| DynamicallyDefineDataIdentifier(0x2C) | √ | √ |
| WriteDataByIdentifier(0x2E) | √ | |
| WriteMemoryByAddress(0x3D) | √ | |
| ClearDiagnosticInformation(0x14) | √ | √ |
| ReadDTCInformation(0x19) | √ | √ |
| InputOutputControlByIdentifier(0x2F) | √ | |
| RoutineControl(0x31) | √ | |
| RequestDownload(0x34) | √ |
》请求报文
| A_Data Byte | Parameter Name | Cvt | Byte Value |
| #1 | DiagnosticSessionControl Request SID | M | 0x10 |
| #2 | Sub-function = [diagnosticSessionType] | M | 0x00-0xFF |
》肯定响应报文
| A_Data Byte | Parameter Name | Cvt | Byte Value |
| #1 | DiagnosticSessionControl Response SID | M | 0x50 |
| #2 | Sub-function = [diagnosticSessionType] | M | 0x00-0xFF |
| #3..#6 | SessionParameterRecord[]#1 = [data#1..data#4] | M | 0x00-0xFF |
》子功能参数-diagnosticSessionType
| Bit6-0 | Description | Cvt |
| 0x00 | ISO/SAE保留 | M |
| 0x01 | 默认会话 | M |
| 0x02 | 编程会话 | U |
| 0x03 | 扩展诊断会话 | U |
| 0x04 | 安全系统诊断会话 | U |
| 0x05-0x3F | ISO/SAE保留 | M |
| 0x40-0x5F | 汽车制造商定义 |
