Component: OBD2 ECU (Server) (Misc): Difference between revisions
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Revision as of 14:21, 13 July 2026
| Author | |
| Version | 1.0 |
| Category | Misc |
OBD2 ECU (Server) component
Implements an ECU side OBD-II server
Component Source Code
Please click here to download the component source project: FC_Comp_Source_OBD2_ECU.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_OBD2_ECU.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
DTC_Add
|
DTC_Add |
| Adds a DTC to the store (e.g. "B1318") Checks to see if the DTC string is already in the store before adding. | |
 - STRING
|
DTC_String |
 - BOOL
|
CheckExists |
| Checks to see if error code already exists | |
 - BYTE
|
Return |
DTC_Clear
|
|
DTC_Clear |
| Clears the DTC store | |
 - VOID
|
Return |
DTC_Count
|
|
DTC_Count |
| Returns the number of stored DTCs | |
 - UINT
|
Return |
DTC_Get
|
|
DTC_Get |
| Get the DTC from the store at Index | |
| - UINT
|
Index |
| - STRING
|
Return |
FlushBuffer
|
|
FlushBuffer |
| Clears the contents of the buffer and re-initialises the index locations. | |
| - VOID
|
Return |
GetByte
|
|
GetByte |
| Reads the next available byte from the circular buffer, Returns 255 if the buffer is empty. | |
| - UINT
|
Return |
GetNumberBytes
|
|
GetNumberBytes |
| Returns the number of valid data bytes currently inside the buffer. | |
| - UINT
|
Return |
Initialise
|
|
Initialise |
| Initialise the CAN network | |
| - BYTE
|
Return |
Process
|
|
Process |
| Does the message processing. Call this often. | |
| - UINT
|
TimeElapsed |
| Time elapsed since last call, in mS. Can be zero for frequent calling. | |
| - BYTE
|
Return |
Set_ECU_Name
|
|
Set_ECU_Name |
| Set the ECU Name | |
| - STRING
|
Name |
| - VOID
|
Return |
Set_Engine_Coolant_Temperature
|
|
Set_Engine_Coolant_Temperature |
| -40 to 215 (deg C) | |
 - FLOAT
|
Value |
| Value range -40 to 215 deg C | |
| - VOID
|
Return |
Set_Engine_Load
|
|
Set_Engine_Load |
| 0 to 100 (%) | |
| - FLOAT
|
Value |
| Speed in RPM | |
| - VOID
|
Return |
Set_Engine_Speed
|
|
Set_Engine_Speed |
| 0 to 16,383.75 (rpm) | |
| - FLOAT
|
Value |
| Speed in RPM | |
| - VOID
|
Return |
Set_MAF_Rate
|
|
Set_MAF_Rate |
| 0 to 655.35 grams/sec | |
| - FLOAT
|
Value |
| MAF air flow rate in grams/sec | |
| - VOID
|
Return |
Set_Throttle_Position
|
|
Set_Throttle_Position |
| 0 - 100 (%) | |
| - FLOAT
|
Value |
| Position value as a percentage (0 - 100%) | |
| - VOID
|
Return |
Set_VIN
|
|
Set_VIN |
| Set the 17 character VIN | |
| - STRING
|
VIN |
| - VOID
|
Return |
Set_Vehicle_Speed
|
|
Set_Vehicle_Speed |
| 0 - 255 (km/h) | |
| - FLOAT
|
Value |
| Speed in RPM | |
| - VOID
|
Return |
Property reference
|
Properties |
|
DTC Store Size |
| Maximum number of DTC codes to store | |
|
VIN |
| 17 character Vehicle Identification Number | |
|
CAN |
|
Channel |
| Switches between Internal CAN peripheral and External CAN controller IC MCP2515. | |
|
|
Controller Osc |
|
|
Bus Rate |
| Data rate of the bus specified in thousand bits per second, Kbps. | |
|
|
Connections |
|
|
SPI |
|
|
CHANNEL |
| SPI Channel selector | |
|
MOSI |
| SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. | |
|
|
MISO |
| SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. | |
|
|
CLK |
| SPI Clock Pin CLK - The Clock signal is driven by the SPI master. | |
|
|
SS |
| Chip Select / Slave Select Pin Master Mode: General purpose output pin used to select the remote SPI device. Slave Mode: Hardware chip select pin input used to select the SPI device. | |
|
|
Prescale |
| Prescale option selector | |
|
|
Sample Point |
| Data bit read sample point | |
|
|
Config Delay |