EasySync USB2-F-7101 Manual de usuario descargar pdf (Pagina 11)

Document Reference No.: ES_000010

USB2-F-7x01 Programming Guide

Version 1.01

Clearance No.: ES# 27

2.2.6 canplus_Write

Summary

Write a message to the open channel with handle h. Message is contained within the message

structure.

Definition

int canplus_Write( CANHANDLE h, CANMsg *msg );

Parameters

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

msg transmitted message frame structure

Remarks

// Message flags

#define CANMSG_EXTENDED 0x80 // Extended CAN id

#define CANMSG_RTR 0x40 // Remote frame

// CAN Frame

typedef struct {

_u32 id; // Message id

_u32 timestamp; // timestamp in milliseconds

_u8 flags; // [extended_id|1][RTR:1][reserver:6]

_u8 len; // Frame size (0.8)

_u8 data[ 8 ]; // Databytes 0..7

} CANMsg;

Return Codes

>0 ERROR_CANPLUS_OK

Standard/Extended Frame written successfully

<=0 Error as noted below:

ERROR_CANPLUS_FAIL

Standard/Extended Frame write Failure

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EasySync USB2-F-7101 Manual de usuario Pagina 11