UPD78F1502AGK-GAK-AX Datasheet, PDF (563/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
INTP0,
TAU
SAU
For
details,
See
Figure
14-81
CHAPTER 14 SERIAL ARRAY UNIT
Figure 14-86. Flowchart of LIN Reception
Starting LIN communication
Setting TAU in capture
mode (to measure
low-level width)
Detecting low-level width
Wakeup detected?
Wakeup signal frame
Detecting low-level width
SBF detected?
Stopping operation
Setting TAU in capture
mode (to measure
low-/high-level width)
Detecting low-level width
Detecting high-level width
Detecting low-level width
Detecting high-level width
Calculating baud rate
Setting UART reception mode
Writing 1 to SS13
Receiving data
Writing 1 to ST13
End of LIN communication
Sync break field
Sync field
Identification field
Data field
Checksum field
R01UH0004EJ0501 Rev.5.01
547
Jun 20, 2011