Datasheet

TJA1085 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 1 — 23 October 2012 23 of 61
NXP Semiconductors
TJA1085
FlexRay active star coupler
6.10.2.2 Configuration register
The read/write Configuration register allows the host controller to configure a number of
TJA1085 parameters and functions.
Table 8. Configuration register bit description
Bit Symbol Access Default Description
11 AEC R/W 0 Autonomous error confinement:
0: disabled
1: enabled
10 BFT R/W 1 Bus failure timer
0: disabled
1: enabled
9 WUD_BR1 R/W 1 wake-up detection on branch 1:
0: disabled
1: enabled
8 WUD_BR2 R/W 1 wake-up detection on branch 2:
0: disabled
1: enabled
7 WUD_BR3 R/W 1 wake-up detection on branch 3:
0: disabled
1: enabled
6 WUD_BR4 R/W 1 wake-up detection on branch 4:
0: disabled
1: enabled
5 CC_EN R/W 0 CC interface enable (TXD and TXEN inputs;
RXD output):
0: disabled
1: enabled
4 TRXD_EN R/W 1 TRXD interface enable:
0: disabled
1: enabled
3 reserved always 0
2 CLAMP_DET R/W 1 clamping detection:
0: disabled
1: enabled
1 BIT_LATCHING R/W 0 status bit latching:
0: disabled
1: enabled
0 PARITY R - parity bit - odd parity (including parity bit)