Sys Tec Electronic USB-CANmodul - Page 45

Software

SYS TEC electronic GmbH 2001 L-487e_6
43
UcanGetStatus
Syntax:
BYTE STDCALL UcanGetStatus (tUcanHandle UcanHandle_p,
tStatusStruct* pStatus_p);
Usability:
HW_INIT, CAN_INIT
Parameter:
UcanHandle_p: USB-CAN handle received with the function
UcanInitHardware ().
pStatus_p: Error status of the USB-CANmodul.
typedef struct
{
WORD m_wCanStatus; // present CAN status
WORD m_wUsbStatus; // present USB status
} tStatusStruct;
Return values: Error code of the function.
USBCAN_SUCCESSFUL
USBCAN_ERR_MAXINSTANCES
USBCAN_ERR_ILLHANDLE
USBCAN_ERR_ILLPARAM
The WORD m wCanStatus, found in the tStatusStruct structure,
returns the following values:
USBCAN_CANERR_OK = 0x0000
No error
USBCAN_CANERR_XMTFULL = 0x0001
Transmit buffer in CAN controller is overrun
USBCAN_CANERR_OVERRUN = 0x0002