MLC650A
8-bit micro-controller with 512 dots LCD driver
Features
•
65C02-base single chip 8-bit
micro-controller
fixed 3.0V VLCD for LCD driver
•
Two current DAC output for voice
synthesizer
•
Operating voltage: 3.6V to 5.5V
•
Memory :
♦
♦
♦
•
Dual-channel melody with programmable
envelope
Program ROM : 224K Bytes
Data RAM : 256 Bytes
LCD display RAM : 64 Bytes
•
Programmable sample rate for
voice/melody function
•
32 input/output pins:
♦
24 I/O pins (P0, P1 and P2) for key
input with wak-up and interrupt function
•
Three re-loadable 16-bit timers
•
One serial input port built in
•
Build-in dual oscillation circuit:
♦
♦
2 I/O pins (P3.0, P3.1) can switch as
sub-oscillator external connection pins
Ring oscillator up to 6MHz for main
oscillator
♦
6 output pins (P3.2~P3.7) can switch as
LCD common pins (COM15~COM11)
♦
32768Hz crystal oscillator for
sub-oscillator
•
LCD driver output:
♦
♦
♦
Max 32 segment
×
16 common
1/10 or 1/16 duty 1/5 bias driving mode
Build-in voltage regulator to generate
♦
Single or dual clock operation
selectable by control register
•
Build-in battery low detector circuit
Application Field
Hand-held LCD game
Education toy
Toy piano with LCD driver
This document contains information on a new product under development by MEGAWIN. MEGAWIN reserves the right to change or discontinue
this product without notice.
MEGAWIN Technology Co., Ltd. 2002 All rights reserved.
2002/11 version A2
MEGAWIN
MEGAWIN [ MEGAWIN TECHNOLOGY CO., LTD ]
