coder.asap2.AxisInfo
Description
Create an axis info object to define axis for a lookup table element and export it to an ASAP2 file.
Creation
creates an axis
object. You can use the object to define axis for a lookup table element and export it to an
ASAP2 file.axis
= coder.asap2.AxisInfo
Properties
Name
— Axis object name
character vector | string scalar
Specify a name for the custom axis object.
Example:
"CustomLUT_1"
LongIdentifier
— Axis object description
character vector | string scalar
Specify comments and description of the custom axis object.
Example:
"Description of the LUT"
EcuAddress
— ECU address
Hexadecimal
Address of the element in memory.
Example:
0x0000
RecordLayout
— Record layout name
character vector | string scalar
Name of the record layout.
Example:
"Record_DATATYPE"
AxisType
— Type of axis
COM_AXIS | FIX_AXIS | STD_AXIS
Type of the axis.
Example:
"FIX_AXIS"
InputQuantity
— Input quantity
character vector | string scalar
Name of the measurement to be used as input quantity for the corresponding axis.
Example:
'NO_INPUT_QUANTITY'
CompuMethodName
— Conversion method
character vector | string scalar
Name of the conversion method.
Example:
"COMPU_METHOD_1"
MaxAxisPoints
— Maximum axis points
integer
Maximum number of axis points.
Example:
[4]
LowerLimit
— Minimum value
numeric value
Possible minimum value.
Example:
[1.5]
UpperLimit
— Maximum value
numeric value
Possible maximum value.
Example:
[11.5]
AxisPointsRef
— Axis points reference
character vector | string scalar
Reference to the AXIS_PTS record for description of the axis points distribution.
Example:
"AXIS_PTS_REF_1"
FixAxisType
— Fix axis type
"FIX_AXIS_PAR" | "FIX_AXIS_PAR_DIST" | "FIX_AXIS_PAR_LIST"
Type of the fix axis.
Example:
"FIX_AXIS_PAR"
Distance
— Distance value
numerical value
Distance attribute for FIX_AXIS_PAR
and
FIX_AXIS_PAR_DIST
.
Example:
2.3
Offset
— Offset value
numerical value
Offset attribute for FIX_AXIS_PAR
,
FIX_AXIS_PAR_DIST
, and list of values for
FIX_AXIS_PAR_LIST
.
Example:
0.3
Format
— Display format
character vector | string scalar
Display format of the object in calibration tool.
Example:
"%4.2"
DisplayIdentifier
— Display name
character vector | string scalar
Display name of the object in calibration tool.
Example:
"Custom name"
CalibrationAccess
— Access type
Calibration
| NoCalibration
Specify the calibration access type for the custom axis info object.
Example:
"Calibration"
EcuAddressComment
— ECU address comment
character vector | string scalar
Specify symbols for address replacement.
Example:
"/* @ECU_Address@AXIS_1@ */"
EcuAddressExtension
— ECU address extension
integer
Additional address information to distinguish different address spaces of an ECU (multi-micro controller devices).
Example:
1
SymbolLink
— Reference to symbol
struct
Reference to symbol name within a linker map file.
Example:
struct('SymbolName','p1_SymbolName','Offset',1)
MaxRefresh
— Refresh rate
struct
Maximum refresh rate.
Example:
struct('ScalingUnit',ScalingUnits.ONE_MILLI_SEC,'Rate',100)
CustomData
— Additional description
character vector | string scalar
Specify any additional description that needs to be populated in the axis.
Example:
"additional information"
Examples
Customize an ASAP2 File
Add, update, filter, find, and remove ECU descriptions in an ASAP2 file.
Open and Build Example Model
Open the example model ASAP2Demo
open_system("ASAP2Demo");
Build the model.
slbuild("ASAP2Demo");
### Searching for referenced models in model 'ASAP2Demo'. ### Found 1 model reference targets to update. ### Starting serial model reference code generation build. ### Successfully updated the model reference code generation target for: ASAP2DemoModelRef ### Starting build procedure for: ASAP2Demo ### Successful completion of build procedure for: ASAP2Demo Build Summary Model reference code generation targets: Model Build Reason Status Build Duration ============================================================================================================ ASAP2DemoModelRef Target (ASAP2DemoModelRef.c) did not exist. Code generated and compiled. 0h 0m 8.5574s Top model targets: Model Build Reason Status Build Duration ============================================================================================================ ASAP2Demo Information cache folder or artifacts were missing. Code generated and compiled. 0h 0m 14.207s 2 of 2 models built (0 models already up to date) Build duration: 0h 0m 24.52s
Create the ECU description object for the model.
descObj = coder.asap2.getEcuDescriptions("ASAP2Demo");
Get the list of available computation methods in the description object.
find(descObj,"CompuMethod")
ans = 1x10 string
"ASAP2DemoModelRef_CM_double" "ASAP2DemoModelRef_CM_int16_rpm" "ASAP2Demo_CM_double" "ASAP2Demo_CM_double_m_per__s_2_" "ASAP2Demo_CM_double_rpm" "ASAP2Demo_CM_int32" "ASAP2Demo_CM_single" "ASAP2Demo_CM_single_m_per__s_2_" "ASAP2Demo_CM_single_rpm" "ASAP2Demo_CM_uint8"
Filter the computation methods and get a list of computation methods that use rpm as the unit.
find(descObj,"CompuMethod",Units='rpm')
ans = 1x3 string
"ASAP2DemoModelRef_CM_int16_rpm" "ASAP2Demo_CM_double_rpm" "ASAP2Demo_CM_single_rpm"
Create and Add Custom Computation Method
To add a new computation method to the ASAP2 file, create a custom computation method.
CompuMethod_1 = coder.asap2.CompuMethod; CompuMethod_1.Name = 'CompuMethod_1'; CompuMethod_1.ConversionType = 'LINEAR'; CompuMethod_1.Coefficients = [2 3]; CompuMethod_1.LongIdentifier = 'longIdentifierTest'; CompuMethod_1.Format = '%2.3'; CompuMethod_1.Units = 's';
Add the custom computation method to the ECU description object.
add(descObj,CompuMethod_1);
Get the properties of the newly added computation method.
get(descObj,"CompuMethod","CompuMethod_1")
ans = CompuMethod with properties: Name: 'CompuMethod_1' LongIdentifier: 'longIdentifierTest' Format: '%2.3' Units: 's' Coefficients: [2 3] ConversionType: 'LINEAR' CompuVTabValues: [1x1 struct] CustomData: ""
To modify a property of the computation method, use set function. Update the ConversionType field of the computation method to TAB_VERB and define the CompuVTabValues.
set(descObj,"CompuMethod","CompuMethod_1",ConversionType="TAB_VERB"); set(descObj,"CompuMethod","CompuMethod_1",CompuVTabValues = struct('Literals',["false" "true"],'Values',[0 1]));
Get the properties to see the modified fields.
modifiedprop = get(descObj,"CompuMethod","CompuMethod_1")
modifiedprop = CompuMethod with properties: Name: 'CompuMethod_1' LongIdentifier: 'longIdentifierTest' Format: '%2.3' Units: 's' Coefficients: [2 3] ConversionType: "TAB_VERB" CompuVTabValues: [1x1 struct] CustomData: ""
modifiedprop.CompuVTabValues
ans = struct with fields:
Literals: ["false" "true"]
Values: [0 1]
Generate the ASAP2 file using the updated ECU description object and verify that the ASAP2 file contains the computation method CompuMethod_1.
coder.asap2.export("ASAP2Demo",CustomEcuDescriptions=descObj);
Following Characteristics or Measurements with unsupported data types are not exported in ASAP2 file. "ASAP2Demo_DW.ASAP2DemoModelRef_InstanceData"
Delete Computation Method
Remove the newly added computation method from the description object.
delete(descObj,"CompuMethod","CompuMethod_1");
Create and Add Custom Characteristic
To add a new characteristic to the ASAP2 file, create a custom characteristic.
Parameter_1 = coder.asap2.Characteristic; Parameter_1.Name = 'Custom_parameter1'; Parameter_1.LongIdentifier = 'longIdentifierParam'; Parameter_1.UpperLimit = 255; Parameter_1.LowerLimit = 0;
Add the custom characteristic to the ECU description object.
add(descObj,Parameter_1);
Get the properties of the newly added characteristic.
get(descObj,"Characteristic","Custom_parameter1")
ans = Characteristic with properties: Name: 'Custom_parameter1' LongIdentifier: 'longIdentifierParam' Type: 'VALUE' EcuAddress: '0x0000' CompuMethodName: 'NO_COMPU_METHOD' LowerLimit: 0 UpperLimit: 255 EcuAddressComment: "" EcuAddressExtension: [] CalibrationAccess: 'Calibration' DisplayIdentifier: "" Format: "" BitMask: [] AxisInfo: [] RecordLayout: "" Dimensions: [] Export: 1 MaxRefresh: [1x1 struct] SymbolLink: [1x1 struct] CustomData: ""
To modify a property of the characteristic, use set function. Update the UpperLimit field of the characteristic.
set(descObj,"Characteristic","Custom_parameter1",UpperLimit=128)
Generate the ASAP2 file using the updated ECU description object and verify that the ASAP2 file contains the characteristic Custom_parameter1.
coder.asap2.export("ASAP2Demo",CustomEcuDescriptions=descObj);
Following Characteristics or Measurements with unsupported data types are not exported in ASAP2 file. "ASAP2Demo_DW.ASAP2DemoModelRef_InstanceData"
Remove the newly added characteristic from the description object.
delete(descObj,"Characteristic","Custom_parameter1");
Create and Add Custom Measurement
To add a new measurement to the ASAP2 file, create a custom measurement.
Signal_1 = coder.asap2.Measurement; Signal_1.Name = 'Custom_signal1'; Signal_1.LongIdentifier = 'longIdentifierSignal'; Signal_1.UpperLimit = 255; Signal_1.LowerLimit = 0;
Add the custom measurement to the ECU description object.
add(descObj,Signal_1);
Get the properties of the newly added measurement.
get(descObj,"Measurement","Custom_signal1")
ans = Measurement with properties: Name: 'Custom_signal1' LongIdentifier: 'longIdentifierSignal' DataType: 'UBYTE' EcuAddress: '0x0000' CompuMethodName: "" LowerLimit: 0 UpperLimit: 255 Raster: [1x1 struct] EcuAddressComment: "" EcuAddressExtension: [] CalibrationAccess: 'NoCalibration' DisplayIdentifier: "" Format: "" BitMask: [] Dimensions: [] Export: 1 MaskData: [1x1 struct] MaxRefresh: [1x1 struct] SymbolLink: [1x1 struct] CustomData: ""
To modify a property of the measurement, use set function. Update the CalibrationAccess field of the measurement.
set(descObj,"Measurement","Custom_signal1",CalibrationAccess='Calibration')
Generate the ASAP2 file using the updated ECU description object and verify that the ASAP2 file contains the measurement with name Custom_signal1.
coder.asap2.export("ASAP2Demo",CustomEcuDescriptions=descObj);
Following Characteristics or Measurements with unsupported data types are not exported in ASAP2 file. "ASAP2Demo_DW.ASAP2DemoModelRef_InstanceData"
Remove the newly added measurement from the description object.
delete(descObj,"Measurement","Custom_signal1");
Create and Add Lookup Table Parameter
Add a lookup table parameter.
LUT_Parameter = coder.asap2.Characteristic; LUT_Parameter.Name = "custom_lookup_table"; LUT_Parameter.Type = "MAP";
Create and add axis information to the parameter.
axis_data = coder.asap2.AxisInfo; axis_data(1).Name = 'BP3'; axis_data(2).Name = 'Bp4'; axis_data(1).CompuMethodName = 'ASAP2Demo_CM_double'; axis_data(2).CompuMethodName = 'ASAP2Demo_CM_double'; axis_data(1).MaxAxisPoints = '3'; axis_data(2).MaxAxisPoints = '3'; axis_data(1).AxisType = 'STD_AXIS'; axis_data(2).AxisType = 'STD_AXIS'; LUT_Parameter.AxisInfo = axis_data;
Add the lookup table parameter to the description object.
add(descObj,LUT_Parameter)
Generate the ASAP2 file using the updated ECU description object and verify that the ASAP2 file contains the lookup table parameter custom_lookup_table.
coder.asap2.export("ASAP2Demo",CustomEcuDescriptions=descObj);
Following Characteristics or Measurements with unsupported data types are not exported in ASAP2 file. "ASAP2Demo_DW.ASAP2DemoModelRef_InstanceData"
Version History
Introduced in R2022b
MATLAB 命令
您点击的链接对应于以下 MATLAB 命令:
请在 MATLAB 命令行窗口中直接输入以执行命令。Web 浏览器不支持 MATLAB 命令。
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
How to Get Best Site Performance
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)