mfr4200 Freescale Semiconductor, Inc, mfr4200 Datasheet - Page 246

• Manufacturer Part Number: mfr4200
• Description: Flexray Communication Controllers
• Manufacturer: Freescale Semiconductor, Inc

MFR4200 Protocol Implementation Document
C.2
The MFR4200 implements the overall protocol state machine according to PS V1.1/PWD, with
differences presented below.
246
Operation Control
CODEC on A (NORMAL),
CODEC on B (NORMAL),
FSP control on A (GO),
FSP control on B (GO),
MAS control on A (ALL),
MAS control on B (ALL),
CSP control (SYNC)
Overall Protocol State Machine
Protocol
host: wakeup
(POC)
WAKEUP
Figure C-1. Protocol Operation Control (POC) - 1
host: config complete
reset status information
take over config data
NORMAL_ACTIVE
vClockCorrection-
FailedCounter:=0
initiate hardware
pSyncSlot ?
STARTUP
CONFIG
MFR4200 Data Sheet, Rev. 0
else
= 0
CODEC on A (INIT),
CODEC on B (INIT),
FSP control on A (INIT),
FSP control on B (INIT),
MAS control on A (INIT),
MAS control on B (INIT),
CSP control (INIT)
CODEC on A (NORMAL),
CODEC on B (NORMAL),
FSP control on A (GO),
FSP control on B (GO),
MAS control on A (ALL),
MAS control on B (ALL),
CSP control (NOSYNC)
Freescale Semiconductor