UPD78064YGF-XXX-3BA Просмотр технического описания (PDF) - NEC => Renesas Technology

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UPD78064YGF-XXX-3BA

8-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

µPD78062Y, 78063Y, 78064Y

3.2 Other Pins (2/2)

Pin Name

I/O

ANI0 to ANI7 Input

AVREF

Input

AVDD

AVSS

RESET Input

X1

Input

X2

XT1

Input

XT2

VDD

VSS

IC

Function

A/D converter analog input.

A/D converter reference voltage input.

A/D converter analog power supply. Connect to VDD.

A/D converter ground potential. Connect to VSS.

System reset input.

Main system clock oscillation crystal connection.

Subsystem clock oscillation crystal connection.

Positive power supply.

Ground potential.

Internal connection. Connect directly to VSS pin.

After Reset

Input

——

——

——

——

——

——

Input

——

——

——

——

Dual-

Function Pin

P10 to P17

——

——

——

——

——

——

P07

——

——

——

——

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, refer to Figure 3-1.

Table 3-1. Input/Output Circuit Type of Each Pin (1/2)

Pin Name

P00/INTP0/TI00

P01/INTP1/TI01

P02/INTP2

P03/INTP3

P04/INTP4

P05/INTP5

P07/XT1

P10/ANI0 to P17/ANI7

P25/SI0/SB0/SDA0

P26/SO0/SB1/SDA1

P27/SCK0/SCL

P30/TO0

P31/TO1

P32/TO2

Input/output

Circuit Type

2

8-A

16

11

10-A

5-A

I/O

Input

Recommended Connection when not Used

Connected to VSS .

Input/output Independently connected to VSS through resistor.

Input

Connected to VDD .

Input/output

Independently connected to VDD or VSS through resistor.

14

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