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 :
♦
♦
♦
10 level programmable frame rate from
56.7Hz to 113.8Hz
♦
16-level adjustable VLCD from 3.5 V to
5.75 V
Program ROM: 64K Bytes
Data RAM (stack RAM included) : 3328
Bytes (0000h ~ 0CFFh)
•
One 8-bit resolution DAC output
•
Programmable sample rate for
voice/melody function
♦
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)
•
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
•
Half duplex UART function
•
Build-in Megawin e-flash interface
•
Dedicated SPK pin for tone/DAC
•
LCD driver output:
♦
♦
♦
•
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)
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
♦
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. 2003 All rights reserved.
2003/11/11 version_A4
MEGAWIN
MEGAWIN [ MEGAWIN TECHNOLOGY CO., LTD ]
