ST72334J4T(2003) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72334J4T
(Rev.:2003)

8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, SCI INTERFACES

STMicroelectronics 

ST72334J/N, ST72314J/N, ST72124J

SERIAL COMMUNICATIONS INTERFACE (Cont’d)

Figure 50. SCI Baud Rate and Extended Prescaler Block Diagram

EXTENDED PRESCALER TRANSMITTER RATE CONTROL

ETPR

EXTENDED TRANSMITTER PRESCALER REGISTER

ERPR

EXTENDED RECEIVER PRESCALER REGISTER

fCPU

/16

EXTENDED PRESCALER RECEIVER RATE CONTROL

EXTENDED PRESCALER

/2

/PR

TRANSMITTER RATE

CONTROL

BRR

SCP1SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0

RECEIVER RATE

CONTROL

CONVENTIONAL BAUD RATE GENERATOR

TRANSMITTER

CLOCK

RECEIVER

CLOCK

90/153

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