STK88C4050 Syntec Semiconductor, STK88C4050 Datasheet

Manufacturer Part Number

STK88C4050

Description

ROM-less Adpcm Voice Controller.

Manufacturer

Syntec Semiconductor

Datasheet

1.STK88C4050.pdf (23 pages)

1. FEATURES

* Operating voltage : 2.5V - 5.5V.

* Maximum CPU operating frequency : 4,194,304Hz at 2.7V.

* Provide X’tal or RC oscillator. Both can run at high speed or slow speed(low power).

* I/O port.

* Five 12-bit timers.

* Four channels for voice or melody processing.

* Two DACs for voice or melody playing. Also, internal programming for single DAC

* One pair of PWM for voice or melody playing.

* Eight interrupt sources :

IRQ5 -

Voice Microcontroller

RC oscillator can detect internal or external resister automatically.

24 I/O pins.

playing.

8 of 24 pins with wake up function.

NMI -

IRQ0 -

IRQ1 -

IRQ2 -

IRQ3 -

IRQ4 -

External interrupt

IRQ6 -

Syntek Semiconductor Co., Ltd.

Can be Watchdog Timer interrupt

Timer 0 interrupt

Timer 1 interrupt

Timer 2 interrupt

Timer 3 interrupt

Timer 4 interrupt

Base Timer interrupt

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Specification

STK88C4050