LSI

LS3102

Simple LCD micro-controller

Features :

* 8 Input pad, 4 I/O, 2 output pad

* EL driver output.

* Direct drive buzzer output.

* 1024x12 bit ROM

* 73x4 bit of RAM.

* 28x2, x3, or x4 LCD segment mask option

* 8 bit tone generator.

* 4 bit event counter.

* 12 (of 28 segment) output mask option

* 32768 Crystal/RC oscillator bonding option

* Single 3.0V operation.

* Low cost and low price.

General Description

The LS3102 is a simple micro-controller for LCD application.

It has an internal ROM size of

1Kx12bit. A total of 73x4 bit RAM.

LCD can be configured to be 1/2, 1/3, 1/4 duty mask option. A

total of 28 segment PAD can be configured to be 28x2, 28x3 or 16x4 + 12x3 LCD segment. LCD bias

is 1/2. Segment pad S17-S28 can be configured as output pad by mask option. The LS3102 integrates

a 8 bit counter for tone/music generation. It also integrates a 4 bit event counter for recording external

triggers. It has a total of 8 input pad, 4 I/O pad and 2 output pad. The output pad can be configured to

be EL driver output by mask option. It has low power consumption.