Fujitsu MB96300 series Hardware Manual page 538

CHAPTER 20 USART
20.7.7 LIN Communication Function
USART communication with LIN devices is available for both LIN master or LIN slave
systems.
■ LIN-master-slave communication function
The settings shown in the figure below are required to operate USART in LIN communication mode
(operation mode 3).
Figure 20.7-15 Settings for USART in operation mode 3 (LIN)
SCRn, SMRn
Mode 3
SSRn, TDRn/RDRn
Mode 3
ESCRn, ECCRn
Mode 3
: Bit used
x
: Bit not used
0
: Set 0
: Set 1
1
+
: Bit automatically set to correct value
●
LIN device connection
As shown in the figure below, a communication system of one LIN-Master device and a LIN-Slave device.
USART can operate both as LIN-Master or LIN-Slave.
530
bit15 bit14 bit13 bit12 bit11 bit10 bit9
PEN P SBL CL AD CRE
+ + +
x x
PE ORE FRE RDRF TDRE BDS
x
LBIE LBD LBL1 LBL0 SOPE SIOP
MB96300 Super Series Hardware Manual
bit8 bit7 bit6 bit5
RXE TXE MD1 MD0 OTO
0 1 1 0
Set conversion data (during writing)
RIE TIE
Retain conversion data (during reading)
+
CCO SCES LBR MS
0 0 x
n = 0...9 according to device ( Please refer to
the datasheet of the corresponding device)
bit4 bit3 bit2 bit1 bit0
EXT REST UPCL SCKE SOE
0 0 0 1
EXT SSM RBI TBI
x x