TSC80251-SK Просмотр технического описания (PDF) - Temic Semiconductors

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TSC80251-SK

Extended 8–bit Microcontroller with Serial Communication Interfaces

Temic Semiconductors 

4. Block Diagram

P3(A16) P2(A15–8) P1(A17) P0(AD7–0)

PSEN#

ALE/PROG#

PORTS 0–3

EPROM

OTPROM

16 Kbytes

RAM

1 Kbyte

EA#/VPP

16–bit Memory Code

16–bit Memory Address

Bus Interface Unit

CPU

TSC87251G1A

Timers 0, 1 and 2

UART

Event and Waveform

Controller

I2C/SPI/mWire

Controller

Watchdog Timer

Power Monitoring

Clock Unit

Clock System Prescaler

RST

XTAL2

XTAL1

Keyboard Interface

Interrupt Handler

Unit

VDD

VSS

VSS1 VSS2

Figure 1. TSC87251G1A Block Diagram

Rev. A – September 21, 1998

3

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