stCM_ISO157652_TxMessage Structure
This structure is used by icsneoISO15765_TransmitMessage
typedef struct __declspec(align(2)) _stCM_ISO157652_TxMessage
{
unsigned short vs_netid;
unsigned char padding;
unsigned char reserved2;
unsigned int id;
unsigned int fc_id;
unsigned int fc_id_mask;
unsigned char stMin;
unsigned char blockSize;
unsigned char flowControlExtendedAddress;
unsigned char extendedAddress;
unsigned short fs_timeout;
unsigned short fs_wait;
unsigned char data[4*1024];
unsigned int num_bytes;
union
{
struct
{
unsigned id_29_bit_enable:1;
unsigned fc_id_29_bit_enable:1;
unsigned ext_address_enable:1;
unsigned fc_ext_address_enable:1;
unsigned overrideSTmin:1;
unsigned overrideBlockSize:1;
unsigned paddingEnable:1;
unsigned iscanFD : 1;
unsigned isBRSEnabled : 1; };
unsigned short flags;
};<StructLayout(LayoutKind.Sequential, Pack:=2)> Public Structure stCM_ISO157652_TxMessage
Dim vs_netid As UInt16
Dim padding As Byte
Dim reserved2 As Byte
Dim id As UInt32
Dim fc_id As UInt32
Dim fc_id_mask As UInt32
Dim stMin As Byte
Dim blockSize As Byte
Dim flowControlExtendedAddress As Byte
Dim extendedAddress As Byte
'//flow control timeouts
Dim fs_timeout As UInt16
Dim fs_wait As UInt16
'//******************************************************************************************************************
<VBFixedArray(4095), System.Runtime.InteropServices.MarshalAs(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst:=4095)> Public data() As Byte
'// call: stCM_ISO157652_TxMessage.data = New Byte(4096) {}
'//******************************************************************************************************************
Dim num_bytes As UInt32
Dim flags As UInt16
End StructureEnum stCM_ISO157652_TxMessage_Flags
id_29_bit_enable = 1
fc_id_29_bit_enable = 2
ext_address_enable = 4
fc_ext_address_enable = 8
overrideSTmin = 16
overrideBlockSize = 32
paddingEnable = 64
iscanFD = 128
isBRSEnabled= 256
End Enum[StructLayout(LayoutKind.Sequential, Pack = 2)]
public struct {
public UInt16 vs_netid;
public byte padding;
public bytete reserved2;
public id;
public UInt32 fc_id;
public UInt3232
public bytete
public byte blockSize;
public bytete
public bytete
public UInt16 fs_timeout;
public UInt16 fs_wait;
//******************************************************************************************************************
[MarshalAs(>(UnmanagedType.ByValArray,SizeConst=4095)] public byte[] data;
// call: stCM_ISO157652_TxMessage.data = new byte(4096)
//******************************************************************************************************************
public num_bytes;
public UInt16 flags;
}public enum stCM_ISO157652_TxMessage_Flags : int
{
id_29_bit_enable = 1,
fc_id_29_bit_enable = 2,
ext_address_enable = 4,
fc_ext_address_enable = 8,
overrideSTmin = 16,
overrideBlockSize = 32,
paddingEnable = 64,
iscanFD = 128,
isBRSEnabled= 256,
}Remarks
Structure Elements
unsigned short vs_netID
Network ID of the message
unsigned char padding
Character used for padding to fill the rest of the last frame.
unsigned char reserved2
Reserved set to 0
unsigned int id
ArbID of the message being sent
unsigned int fc_id
ArbID of the flow control frame to look for
unsigned int fc_id_mask
Bitwise mask for the flow control arbitration ID. (1 pass 0 block)
unsigned char stMin
Separation time to wait between consecutive frames
unsigned char blockSize
Number of consecutive frames before expecting another flow control
unsigned char flowControlExtendedAddress
Byte used expected for flow control extended address when using extended addressing (different than 29bit IDs)
unsigned char extendedAddress
Byte used for extended address in transmitted message
unsigned short fs_timeout
Timeout to wait for flow control frame
unsigned short fs_wait
Timeout to wait for 7F 78 (Negative response of request received response pending
unsigned char [4096]
Data array of 4096 that contains the data to send
unsigned int num_bytes
Number of data bytes used in the data array
unsigned short flags
Bit field containing flags for transaction
fc_id_29_bit_enable
Flow control 29 bit address
2
ext_address_enable
Use extended address
4
fc_extended_address_enable
Flow Control use extended address
8
overrideSTmin
Ignore ST Min in flow control
16
overrideBlockSize
Ignore block size in flow control
32
paddingenable
Pad outgoing frames
64
iscanFD
Enables CAN FD
128
isBRSEnabled
Enables CAN FD Baud Rate Switch
256
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