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| 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 x 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 General Description The MLC650A is 8-bit a low cost, high of two build-in oscillators to compose dual or single clock mode. User can arrange the clock mode to minimize the power performance micro-controller MEGAWIN, which integrate an 8-bit pipeline CPU core, ROM, RAM, timers, LCD driver, I/O ports, D/A and system control circuits. The ROM can store voice, melody, data table and program. MLC650A can provide consumption. It is suitable for hand-held LCD game, education toy controller, LCD toy controllers, and other products. 2 MLC650A Technical Summary MEGAWIN |
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