ST72F321J ST Microelectronics, ST72F321J Datasheet - Page 102

• Manufacturer Part Number: ST72F321J
• Description: 8-BIT MCU
• Manufacturer: ST Microelectronics

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DataSheet
ST72321J
SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Figure 60. SCI Baud Rate and Extended Prescaler Block Diagram
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f
CPU
4
U
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/PR
EXTENDED TRANSMITTER PRESCALER REGISTER
EXTENDED RECEIVER PRESCALER REGISTER
EXTENDED PRESCALER TRANSMITTER RATE CONTROL
EXTENDED PRESCALER RECEIVER RATE CONTROL
SCP1
CONVENTIONAL BAUD RATE GENERATOR
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
TRANSMITTER RATE
EXTENDED PRESCALER
CONTROL
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RECEIVER RATE
CONTROL
SCIBRR
SCIERPR
SCIETPR
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RECEIVER
TRANSMITTER
CLOCK
CLOCK
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