Chapter 1 Overview; Features - NEC 78K0S/KB1+ User Manual

1.1 Features

O Minimum instruction execution time selectable from high speed (0.2
10 MHz)
O General-purpose registers: 8 bits × 8 registers
O ROM and RAM capacities
Part number
μ
PD78F9232
μ
PD78F9234
O On-chip power-on-clear (POC) circuit and low-voltage detector (LVI)
O On-chip watchdog timer (operable on internal low-speed internal oscillator clock)
O I/O ports: 26
O Timer: 4 channels
• 16-bit timer/event counter:
• 8-bit timer:
• Watchdog timer:
O Serial interface: UART (LIN (Local Interconnect Network) bus supported) 1 channel
O On-chip multiplier: 8 bits x 8 bits = 16 bits
O 10-bit resolution A/D converter: 4 channels
O Supply voltage: V
<R>
O Operating temperature range: T
Note Use this product in a voltage range of 2.2 to 5.5 V because the detection voltage (V
clear (POC) circuit is 2.1 V ±0.1 V.
14

CHAPTER 1 OVERVIEW

Item
Program Memory (Flash Memory)
4 KB
8 KB
1 channel
2 channels
1 channel
Note
= 2.0 to 5.5 V
DD
= −40 to +85°C (Standard product, (A) grade product)
A
= −40 to +125°C ((A2) grade product)
T
A
User's Manual U17446EJ3V1UD
μ μ
s) to low speed (3.2 s) (with CPU clock of
Memory (Internal High-Speed RAM)
256 bytes
) of the power-on-
POC