SDAA220
January 2026
MSPM0G3519
1
Abstract
Trademarks
1
Introduction to LIN Protocol
1.1
Break Field
1.2
SYNC Byte Field
1.3
PID Field
1.4
Data
1.5
Checksum
2
Initial Baud Rate Setting
3
Realization of LIN Protocol MSPM0 UART/ UNICOMM UART
3.1
LIN Transmission
3.1.1
Break Field
3.1.2
Sync Field
3.1.3
PID Field
3.1.4
Data Field
3.1.5
Checksum
3.2
LIN Reception
3.2.1
Break Field Detection
3.2.2
SYNC Field Validation
3.3
LIN Transceiver
4
Automatic Baud Rate Detection
4.1
Procedure to Measure Bit-width using MSPM0 UART / UNICOMM UART
4.2
Calculation of Correct Baud Rate
4.2.1
Crystal Error at Responder Node
5
Deviation in Baud Rate after Synchronization
6
References
Application Note
Local Interconnect Network (LIN) Automatic Baud Rate Detection Mechanism for MSPM0 Devices