EasySync USB2-F-7101 Manual de usuario descargar pdf (Pagina 12)

Document Reference No.: ES_000010

USB2-F-7x01 Programming Guide

Version 1.01

Clearance No.: ES# 27

2.2.7 canplus_Status

Summary

Retrieve adaptor status for channel with handle h.

Definition

int canplus_Status( CANHANDLE h );

Parameters

h handle returned by canplus_Open for the desired USB2-F-7x01

Remarks

Returns < 0 error codes if failure. Limit use of “canplus_Status” as it may degrade transmission

and reception of valid frames.

Return Codes

>0 Status value with bit values as below

// Status bits

#define CANSTATUS_RECEIVE_FIFO_FULL 0x01

#define CANSTATUS_TRANSMIT_FIFO_FULL 0x02

#define CANSTATUS_ERROR_WARNING 0x04

#define CANSTATUS_DATA_OVERRUN 0x08

#define CANSTATUS_ERROR_PASSIVE 0x20

#define CANSTATUS_ARBITRATION_LOST 0x40

#define CANSTATUS_BUS_ERROR 0x80

<=0 Error as noted below:

ERROR_CANPLUS_FAIL

Unable to get the status

ERROR_CANPLUS_COMMAND_SUBSYSTEM

Status command returned a failure

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EasySync USB2-F-7101 Manual de usuario Pagina 12