MLC852A

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...