KING BILLION ELECTRONICS CO., LTD
駿 億 電 子 股 份 有 限 公 司
HE89410
HE80000 SERIES
A. HE89410 Introduction
HE89410 is a member of 8-bit Micro-controller series used for telephone communication developed by
King Billion Electronics Ltd. The built-in DTMF generator can generate the PSTN dialing tone directly.
It can be applicable as Small/ Medium class telephone or communication product etc..
The instruction set of HE89410 are quite easy to learn and simple to use. Only about thirty instructions
with four-type addressing mode are provided. Most of instructions take only 3 oscillator clocks (machine
cycles). The processing power is enough to most of battery operation system.
B. HE89410 Features
zOperation Voltage:
zSystem Clock:
z
zInternal ROM:
zInternal RAM:
zDual Clock System :
z
2.4V – 5.5V
DC ~ 8MHz @ 5.0V
DC ~ 4MHz @ 2.4V
4K Bytes(4K Program ROM)
256 Bytes.
Normal (Fast) clock: 32.768K ~ 8MHz
Slow clock:
32.768KHz
zOperation Mode:
DUAL、FAST、SLOW、IDLE、SLEEP Mode.
zWith WDT (WATCH DOG TIMER) to prevent deadlock condition..
z12 bit Bi-directional I/O port. Mask Option can select PUSH-PULL or OPEN DRAIN output mode
for each I/O pin.
zBuilt-in DTMF Generator.
zTwo external interrupts and three internal timer interrupts.
zTwo 16-bit timers and one Time Base timer.
zInstruction set: 32 instructions, 4 addressing mode. 8-bit DATA POINTER for RAM and 12-bit
TABLE POINTER for ROM.
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