st2032b Sitronix Technology Corporation, st2032b Datasheet

st2032b

Manufacturer Part Number

st2032b

Description

8 Bit Microcontroller With 32k Bytes Rom

Manufacturer

Sitronix Technology Corporation

Datasheet

1.ST2032B.pdf (53 pages)

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Notice: Sitronix Technology Corp. reserves the right to change the contents in this document without prior notice. This is not a final specification.

Some parameters are subject to change.

The ST2032B is a 8-bit microcontroller designed with CMOS

silicon gate technology. This single chip microcontroller is

useful for translator, databank and other consumer applications.

It integrates with SRAM, mask ROM, LCD controller/driver,

Ver 2.4

Totally static pipeline CPU

ROM: 32K x 8-bit

RAM: 1K x 8-bit

Stack: Up to 128-level deep

Operation voltage: 2.4V ~ 3.4V

Built-in double DC-DC voltage converter for LCD driver

I/O ports

- 24 CMOS bidirectional bit programmable I/O pins,

- Bit programmable pull-up for input pins

- Hardware de-bounce option for Port-A

Low voltage detector

Timer/Counter:

- Two 8-bit timer/16-bit event counter

- One 8-bit Base timer

6 hardware interrupts with dedicated exception vectors

- External interrupt (edge triggered)

- Timer0 interrupt

- Timer1 interrupt

- Base timer interrupt

- Port-A[7~0] interrupt (transition triggered)

- DAC reload interrupt

sixteen (Port-B/C) are shared with LCD drives

8 BIT Microcontroller with 32K bytes ROM

DC-DC voltage converter, I/O ports, timers, PSG and PWM

DAC. This chip also builds in dual oscillators for the chip

performance enhancement.

Dual clock sources with warm-up timer

- Low frequency crystal oscillator

- RC oscillator ··········································· 500K ~ 4M Hz

- High frequency crystal/resonator oscillator (code option)

LCD controller/driver

- Resolution: 20x16 ~ 36x16, maximum 576 dots

- Two clock source options: RC and resonator oscillator

- Internal bias resistors (1/5 bias) with 16-level driving

- Up to 12-level contrast control

- Keyboard-scan function supported on 16 shared

Programmable sound generator (PSG)

- Two channels with three playing modes

- Tone/noise generator

- 16-level volume control

- Dedicated outputs for directly connection to buzzer

PWM DAC: Three modes up to 8-bit resolution

Three power down modes:

- WAI0 mode

- WAI1 mode

- STP mode

CPU clock… … … … … … … … … … … … … . 250K ~ 2M Hz

strength control

segment drives

CPU clock… … … … … … … … … … … … … ...227.5k~2MHz

···················································· 32768 Hz

·············································· 455K~4M Hz

ST2032B

9/12/07

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