Freescale Semiconductor MPC5604B - Fractional Baud Rate Generation

MPC5604B/C Microcontroller Reference Manual, Rev. 8
Freescale Semiconductor 379
Figure 21-1. LIN topology network
Figure 21-2. LINFlex block diagram
21.4 Fractional baud rate generation
The baud rates for the receiver and transmitter are both set to the same value as programmed in the
Mantissa (LINIBRR) and Fraction (LINFBRR) registers.
LIN master node
LIN slave node 1 LIN slave node n
LIN
LINLIN
Rx
Tx
LIN
Transceiver
LINFlex
Controller
MCU
LIN Bus
Application
LIN PROTOCOL HANDLER
REGISTER MODEL / APPLICATION INTERFACE
LIN status
Baud rate
Filter configuration
Message
SLAVE
LIN control
CONFIGURATION
MESSAGE HANDLER
MASTER
MESSAGE HANDLER
Identifier Filters
(1)
CONTROL STATUS
Buffer
Interface
1. Filter activation optional