NEC UPD703116 User Manual page 35

32-bit single-chip microcontrollers

Table of Contents

PD70F3116 only

CHAPTER 2 PIN FUNCTIONS

Control signal input to insert wait in bus cycle

Bus hold acknowledge output

Bus hold request input

External data lower byte write strobe signal output

External data upper byte write strobe signal output

External data bus read strobe signal output

External data bus address strobe signal output

Chip select signal output

16-bit address/data bus for external memory

Upper 8-bit address bus for external memory

System reset input

Crystal resonator connection pin for system clock generation

Input to X1 pin when providing clocks from outside.

System clock output

Input specifying clock generator operation mode

Reference voltage input for A/D converter 0

Reference voltage input for A/D converter 1

Positive power supply for A/D converter

Ground potential for A/D converter

Positive power supply for dedicated clock generator

Ground potential for dedicated clock generator

Positive power supply for peripheral interface

Ground potential for peripheral interface

3.3 V positive power supply pin for internal CPU

Ground potential for internal CPU

Debugging interface clock input (3.3 V interface)

Debugging interface command synchronization input (3.3 V interface)

Command interface input for debugging (3.3 V interface)

Address match trigger signal output for debugging (3.3 V interface)

User's Manual U14492EJ5V0UD

Alternate Function

PDL0 to PDL15

PDH0 to PDH7