Functional Description; Figure 88. Sci Block Diagram - STMicroelectronics ST72361 Auto Series Manual

ST72361xx-Auto

Figure 88. SCI block diagram

TDO
RDI
SCLK
16.4

Functional description

The block diagram of the serial control interface, is shown in
dedicated registers:
●
Three control registers (SCICR1, SCICR2 and SCICR3)
● A status register (SCISR)
●
A baud rate register (SCIBRR)
● An extended prescaler receiver register (SCIERPR)
●
An extended prescaler transmitter register (SCIETPR)
LINSCI serial communication interface (LIN master only)
Write
Transmit Data Register (TDR)
Transmit Shift Register
CLOCK EXTRACTION
PHASE AND POLARITY
CONTROL
TRANSMIT
CONTROL
SCICR2
TIE TCIE RIE ILIE TE RE
SCI
INTERRUPT
CONTROL
TRANSMITTER
CLOCK
f
CPU
/PR
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Doc ID 12468 Rev 3
Read
Received Data Register (RDR)
Received Shift Register
LINE - - CLKEN CPOL CPHA LBCL
M
R8 T8 SCID WAKE
WAKE
RECEIVER
UP
CONTROL
UNIT
TDRE TC RDRF IDLE OR
RWU SBK
TRANSMITTER RATE
CONTROL
SCP1 SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
CONVENTIONAL BAUD RATE GENERATOR
(DATA REGISTER) SCIDR
SCICR3
SCICR1
PCE PS PIE
RECEIVER
CLOCK
SCISR
NF FE PE
SCIBRR
RECEIVER RATE
CONTROL
Figure 88. It contains seven
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