Automotive and Embedded Networks

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bit timing

Hi,
I am developing an application with the ni-can library on labview. I want to send a data to all nodes over a canbus network but the crc error is occuring. Probably, the bit timing from PCI-CAN/2 board on the PC differs of bit timing from others devices on network. Someone knows what are the bit timing parameters of ni-can library ???

Thanks,

Pegoraro
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Hello-

The NCTYPE_BAUD_RATE config attribute allows access to the bit-timing register. If bit 31 (0x80000000) is set, the low 16 bits of this attribute are programmed directly into the bit timing registers of the CAN communications controller. The low byte is programmed as BTR0 of the Intel 82527 chip (8MHz clock), and the high byte as BTR1. See intel.com for more details about BTR0 and BTR1 on the 82527.

Randy Solomonson
Application Engineer
National Instruments
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