3 vci_enablehwcyclictxmsg, Vci_enablehwcyclictxmsg – B&B Electronics I-7565-H2 - Manual User Manual
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5.6.3 VCI_EnableHWCyclicTxMsg
This function is used to send CAN messages in the assigned CAN
port by using module hardware timer and it will be more precise than PC
software timer.
Syntax :
int
VCI_EnableHWCyclicTxMsg (
BYTE
CAN_No,
PVCI_CAN_MSG
pCANMsg,
DWORD
TimePeriod,
DWORD
TransmitTimes
);
Parameter :
CAN_No:
[in] The assigned CAN port number.
pCANMsg:
[in] A structure pointer of _VCI_CAN_MSG is used to set the CAN
message parameters shown as below.
typedef struct _VCI_CAN_MSG{
BYTE Mode;
BYTE RTR;
BYTE DLC;
BYTE Reserved;
DWORD ID;
DWORD TimeL;
DWORD TimeH;
BYTE Data[8];
} _VCI_CAN_MSG, *PVCI_CAN_MSG;
Mode : CAN message Mode (0: 11-bit; 1: 29-bit)
RTR : CAN message RTR (0: No RTR; 1: RTR)
DLC : CAN message Data Length (0~8)
ID : CAN message ID
TimeL : CAN message Time-Stamp (Lo-DWORD)
TimeH
:
CAN message Time-Stamp (Hi-DWORD)
Data[8]
:
CAN message Data Array
I-7565-H1/H2 High Speed USB/CAN Converter User’s Manual (Ver 1.1, Nov/2009) ------------- 54