MLC822A Datasheet, PDF (1/2 Pages) Megawin Technology Co., Ltd – 8-Bit micro-controller with 660 dots LCD Driver

MLC822A
8-Bit micro-controller with 660 dots LCD Driver
Features
• Single chip 8-bit micro-controller
• Operating voltage: 2.4V to 5.5V
• Memory :
♦ Program ROM: 48*1024 Bytes
♦ Data RAM (stack RAM included) : 3072
Bytes
♦ LCD RAM : 88 Bytes
• 10 input/output pins:
♦ Dedicated I/O pins: P0[5:0]
♦ Share pin I/O:
! P0[7:6]/(UART TX, RX)
! P1[0:1]/(SCLK, SDIO)
• Half duplex UART function
• Build-in Megawin E-flash interface
• Dedicated SPK pin for tone output
• LCD driver output:
♦ Max 60 segment × 11 common
♦ 1/11, 1/10, 1/9 duty and 1/4, 1/5 bias
driving mode
♦ Internal R-type VLCD divider
♦ 10 level programmable frame rate from
56.7Hz to 113.8Hz
• Two re-loadable 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 (F_x32)
• 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. 2004 All rights reserved.
2003/01/19 version A4
MEGAWIN