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ST72C171 Datasheet(PDF) 79 Page - STMicroelectronics

Part # ST72C171
Description  8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP
PDF  152 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72C171 Datasheet(HTML) 79 Page - STMicroelectronics

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ST72C171
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SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Figure 47. SCI Block Diagram
WAKE
UP
UNIT
RECEIVER
CONTROL
SR
TRANSMIT
CONTROL
TDRE TC RDRF IDLE OR
NF
FE
-
CR2
SBK
RWU
RE
TE
ILIE
RIE
TCIE
TIE
SCI
CONTROL
INTERRUPT
CR1
R8
T8
-
M
WAKE
-
--
Received Data Register (RDR)
Received Shift Register
Read
Transmit Data Register (TDR)
Transmit Shift Register
Write
RDI
TDO
(Data Register) DR
TRANSMITTER
CLOCK
RECEIVER
CLOCK
Receiver Rate
Transmitter Rate
BRR
SCP1
fCPU
Control
Control
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
/2
/PR
/16
BAUD RATE GENERATOR



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