UPD784915AGF View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD784915AGF

16-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

µPD784915A, 784916A

2.3 I/O Circuits and Connection of Unused Pins

Table 2-1 shows the I/O circuit type of each pin and the recommended connection of unused pins. For the

configuration of each type of I/O circuit, refer to Figure 2-1.

Table 2-1. I/O Circuit Type of each Pin and Recommended Connection of Unused Pins (1/2)

Pin

P00-P07

P40-P47

P50-P57

P60/STRB/CLO

P61/SCK1/BUZ

P62/SO1

P63/SI1

P64

P65/HWIN

P66/PWM4

P67/PWM5

P70/ANI0-P77/ANI7

P80

P82/HASW

P83/ROTC

P84/PWM2

P85/PWM3

P86/PTO10

P87/PTO11

P90/ENV

P91/KEY0-P95/KEY4

P96

SI2/BUSY

SO2

SCK2

ANI8-ANI11

RECCTL+, RECCTL–

I/O Circuit Type

5-A

I/O

Recommended Connection of Unused Pins

I/O

Input: Connect to VDD

Output: Open

8-A

5-A

8-A

5-A

8-A

5-A

9

Input Connect to VSS

5-A

I/O

Input: Connect to VDD

Output: Open

8-A

5-A

2-A

Input Connect to VDD

4

Output Hi-Z: Connect to VSS via pull-down resistor

Others: Open

8-A

I/O Input: Connect to VDD

Output: Open

7

Input Connect to VSS

-

I/O When ENCTL = 0 and ENREC = 0: Connect to VSS

Remark ENCTL : bit 1 of amplifier control register (AMPC)

ENREC: bit 7 of amplifier mode register 0 (AMPM0)

15

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