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ST72340 Datasheet(PDF) 104 Page - STMicroelectronics

No. de pieza ST72340
Descripción Electrónicos  8-BIT MCU WITH UP TO 16K FLASH MEMORY, 10-BIT ADC, TWO 16-BIT TIMERS, TWO I2C, SPI, SCI
PDF  191 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72340 Datasheet(HTML) 104 Page - STMicroelectronics

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When the framing error is detected:
– the FE bit is set by hardware
– Data is transferred from the Shift register to the
SCIDR register.
– No interrupt is generated. However this bit rises
at the same time as the RDRF bit which itself
generates an interrupt.
The FE bit is reset by a SCISR register read oper-
ation followed by a SCIDR register read operation.
Figure 62. SCI Baud Rate and Extended Prescaler Block Diagram
TRANSMITTER
RECEIVER
SCIETPR
SCIERPR
EXTENDED PRESCALER RECEIVER RATE CONTROL
EXTENDED PRESCALER TRANSMITTER RATE CONTROL
EXTENDED PRESCALER
CLOCK
CLOCK
RECEIVER RATE
TRANSMITTER RATE
SCIBRR
SCP1
fCPU
CONTROL
CONTROL
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
/PR
/16
CONVENTIONAL BAUD RATE GENERATOR
EXTENDED RECEIVER PRESCALER REGISTER
EXTENDED TRANSMITTER PRESCALER REGISTER



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