UPD178003GC 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD178003GC

8-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

µPD178002, 178003

5.6 Serial Interfaces

One clocked serial interface channel is incorporated.

Serial interface channel 1 operates in the 3-wire serial I/O mode where MSB/LSB first can be switched.

Figure 5-6. Block Diagram of Serial Interface Channel 1

Internal bus

SI1/P20

SO1/P21

SCK1/P22

Serial I/O shift register 1 (SIO1)

Serial clock counter

Serial clock control circuit

Interrupt request

signal generator

INTCSI1

Selector

fXX/2 to fXX/2 8

Data Sheet U12628EJ3V0DS00

19

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