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MLC852A

MEGAWIN
Part Number MLC852A
Manufacturer MEGAWIN
Description 8-Bit micro-controller
Published Jan 28, 2015
Detailed Description MLC852A 8-Bit micro-controller with 1120 dots LCD driver Features • Single chip 8-bit micro-controller • Operating volt...
Datasheet PDF File MLC852A PDF File

MLC852A
MLC852A

Overview
MLC852A 8-Bit micro-controller with 1120 dots LCD driver Features • Single chip 8-bit micro-controller • Operating voltage: 2.
4V to 5.
5V • Memory : ♦ Program ROM: 64K Bytes ♦ Data RAM (stack RAM included) : 3328 Bytes (0000h ~ 0CFFh) ♦ LCD RAM : 144 Bytes • 20 input/output pins: ♦ Dedicated I/O pins: P0[0:3] ♦ Share pin I/O: ! P0[4]/SEG[69] ! P0[5:7]/SEG[66:64] ! P1[0:1]/UART(TX, RX) ! P2[0:7]/SEG[63:56] ! P3[0:1]/SEG[68:67]/(SDIO, SCLK) • Half duplex UART function • Build-in Megawin e-flash interface • Dedicated SPK pin for tone/DAC • LCD driver output: ♦ Max 70 segment × 16 common ♦ 1/16 duty 1/5 bias driving mode ♦ Build-in voltage regulator and pumper to generate LCD voltage for LCD driver ♦ 10 level programmable frame rate from 56.
7Hz to 113.
8Hz ♦ 16-level adjustable VLCD from 3.
5 V to 5.
75 V • One 8-bit resolution DAC output • Programmable sample rate for voice/melody function • Two reloadable 8-bit timers • Two dividers One 14-bit divider with the clock source from sub-oscillator to generate a 2-Hz interrupt One 7-bit divider with the clock source from main oscillator • Build-in dual oscillation circuit: ♦ Ring oscillator up to 5MHz at 3.
6V – 5.
5V 4MHZ at 2.
4V – 3.
4V for main oscillator (Fosc) ♦ 32768Hz crystal oscillator for sub-oscillator (Fx32) • Build-in 8-level battery-low detector circuit 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.
2003 All rights reserved.
2003/09 version_A3 MEGAWIN General Description MLC852A is a cost effective, high performance 8-bit micro-controller of MEGAWIN.
It integrates an 8-bit pipeline CPU core, 64KB ROM, 3328B RAM, two 8-bit timers, 1120 dots LCD driver, 20 I/O pins and other system control circuits into a single chip.
MLC852A build in an UART interface circuit, which could be used to system link with other devices.
An e-flash interface is useful for the external memo...


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