Advantech PCI-1682U Manual de usuario descargar pdf (Pagina 56)

PCI-1680U/1682U User Manual 50

4.4.2 CanStatusPar_t

DeviceIOControl's parameter dwIoControlCode is CAN_IOCTL_STATUS

(0x222554). It uses this structure.

typedef struct {

unsigned int baud;

unsigned int status;

unsigned int error_warning_limit;

unsigned int rx_errors;

unsigned int tx_errors;

unsigned int error_code;

unsigned int rx_buffer_size;

unsigned int rx_buffer_used;

unsigned int tx_buffer_size;

unsigned int tx_buffer_used;

ULONG retval;

unsigned int type;

unsigned int acceptancecode;

unsigned int acceptancemask;

unsigned int acceptancemode;

unsigned int selfreception;

unsigned int readtimeout;

unsigned int writetimeout;

} CanStatusPar_t, *PCcanStatusPar_t;

Member Description

Name Description

baud Actual bit rate.

status T he status register (SR); CAN address 2.

error_warning_limit The error warning limit register (EWLR); CAN address 13.

rx_errors The RX error counter register (RXERR); CAN address 14.

tx_errors The TX error counter register (TXERR); CAN address 15.

error_code The error code capture register (ECC); CAN address 12.

rx_buffer_size Size of rx buffer.

rx_buffer_used Number of received messages.

tx_buffer_size Size of tx buffer for wince.

tx_buffer_used Number of messages of tx buffer for wince.

retval Return Value. 0, SUCCESS; 0xFFFFFFFF, FAIL.

type CAN controller type. 1, SJA1000; 0 other device.

acceptancecode Acceptance code.

acceptancemask Acceptance mask.

acceptancemode Acceptance Filter Mode: 1:Single 0:Dual.

selfreception Self reception.

ReadTimeout Read timeout.

WriteTimeout Write timeout.

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 103 104

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Advantech PCI-1682U Manual de usuario Pagina 56

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