ST72325J4B5 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72325J4B5

8-BIT MCU WITH 16 TO 60K FLASH/ROM, ADC, CSS, FIVE TIMERS, SPI, SCI, I2C INTERFACE

STMicroelectronics 

ST72325

SERIAL COMMUNICATIONS INTERFACE (Cont’d)

Figure 65. SCI Baud Rate and Extended Prescaler Block Diagram

EXTENDED PRESCALER TRANSMITTER RATE CONTROL

SCIETPR

EXTENDED TRANSMITTER PRESCALER REGISTER

SCIERPR

EXTENDED RECEIVER PRESCALER REGISTER

EXTENDED PRESCALER RECEIVER RATE CONTROL

EXTENDED PRESCALER

TRANSMITTER

CLOCK

RECEIVER

CLOCK

fCPU

/16

/PR

TRANSMITTER RATE

CONTROL

SCIBRR

SCP1SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0

RECEIVER RATE

CONTROL

CONVENTIONAL BAUD RATE GENERATOR

108/193

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