UPD780964 Просмотр технического описания (PDF) - NEC => Renesas Technology

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UPD780964

8-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD780016Y, 780018Y

3.3 Pin I/O Circuits and Recommended Connection of Unused Pins

The input/output circuit type of each pin and recommended connection of unused pins are shown in Table 3-1.

For the input/output circuit configuration of each type, see Figure 3-1.

Table 3-1. Types of Pin Input/Output Circuits (1/2)

Pin Name

P00/INTP0/TI00

P01/INTP1/TI01

P02/INTP2

P03/INTP3

P04/INTP4

P05/INTP5

P06/INTP6

P10/ANI0-P17/ANI7

P20/SI1

P21/SO1

P22/SCK1

P23/STB

P24/BUSY

P25-P27

P30/TO0-P32/TO2

P33/TI1

P34/TI2

P35/PCL

P36/BUZ

P37

P40/AD0-P47/AD7

P50/A8-P57/A15

P60-P63

P64/RD

P65/WR

P66/WAIT

P67/ASTB

P80/A0-P87/A7

P90/SI4A

P91/SO4A

P92/SCK4A

P93/SI4B

P94/SO4B

P95/SCK4B

Input/Output

Circuit Type

2

8-C

I/O

Input

Input/output

Recommended Connection for Unused Pins

Connect to VSS0.

Connect to VSS0 via a resistor individually.

9-B

Input

Connect to VDD0 or VSS0 via a resistor individually.

8-C

Input/output

5-H

8-C

5-H

8-C

5-H

8-C

5-H

5-N

Input/output Connect to VDD0 via a resistor individually.

5-H

Input/output Connect to VDD0 or VSS0 via a resistor individually.

8-C

5-H

8-C

5-H

8-C

13

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