ST72T311 ST Microelectronics, ST72T311 Datasheet - Page 53

• Manufacturer Part Number: ST72T311
• Description: 8-BIT MCU WITH 8 TO 16K OTP/EPROM
• Manufacturer: ST Microelectronics

SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Figure 34. SCI Block Diagram
TDO
RDI
f
CPU
TIE
CR2
TRANSMIT TER
INTERRUPT
TCIE
CONTROL
CLOCK
Transmit Data Register (TDR)
/16
SCI
TRANSMIT
CONTROL
RIE
Transmit Shift Register
Write
ILIE
/2
TE
RE
/PR
RWU
WAKE
UNIT
UP
R8
SBK
T8
CONVEN TIONAL BAUD RATE GENERATOR
SCP1
Received Data Register (RDR)
Read
SCP0SCT2 SCT1 SCT0 SCR2 SCR1SCR0
-
Received Shift Register
TDRE TC RDRF IDLE OR
TRANS MITTER RATE
M
CONTROL
WAKE
RECEIVE R
CONTROL
(DATA REGIST ER) DR
-
RECEIVER RATE
CONTROL
-
ST72E311 ST72T311
CR1
-
NF
BRR
RECEIVER
FE
CLOCK
SR
-
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