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 19 of 61
NXP Semiconductors
TJA1085
FlexRay active star coupler
6.9.1.8 Branch operating mode transition diagram
Fig 7. Branch mode transition diagram
015aaa171
Branch_Disabled
Branch_OffBranch_LowPower
Branch_Normal
active star switches to
AS_PowerOff or AS_Reset
Branch_TxOnly2
host command
('Branch_Normal')
host command
('Branch_TxOnly')
active star switches to
AS_Normal
previous state not
Branch_Disabled
previous state was
Branch_Disabled
Active Star Coupler in
AS_Normal mode
host command
('Branch_Normal')
Branch_TxOnly1
host command
('Branch_TxOnly')
transmission ends
without error
Branch_FailSilent
transmit error
clamp detected OR
transmit error
with AEC = 1
all active branches idle AND
(APM flag set OR
host command
('Branch_TxOnly'))
active star switches to
AS_Standby or AS_Sleep
overtemperature warning inactive
overtemperature detected
host command
('Branch_Disabled')