MDT10C23 Datasheet, PDF(4/19 Page) List of Unclassifed Manufacturers – Fully CMOS static design, 8-bit data bus,On chip ROM size : 2 K words

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MDT10C23 Datasheet, PDF (4/19 Pages) List of Unclassifed Manufacturers – Fully CMOS static design, 8-bit data bus,On chip ROM size : 2 K words

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6. Pin Function Description

MDT10C23

Pin Name

PA0~PA7

PB0~PB7

RTCC

/MCLR

OSC1

OSC2

Vdd

Vss

I/O

Function Description

I/O PA0~PA3 : TTL input level or comparator input

PA4 : TTL input level or comparator VREF input

PA5~PA7 : TTL input level

I/O Port B, TTL input level

I Real Time Clock/Counter, Schmitt Trigger input levels

I Master Clear, Schmitt Trigger input levels

I Oscillator Input

O Oscillator Output

Power supply

Ground

Unused ,do not connect

7. Memory Map

(A) Register Map

Address

08~0F

10~1F

30~3F

50~5F

70~7F

Description

Indirect Addressing Register

RTCC

STATUS

MSR

Port A

Port B

Control register for comparator

Internal RAM, General Purpose Register

Internal RAM, Memory bank 0

Internal RAM, Memory bank 1

Internal RAM, Memory bank 2

Internal RAM, memory bank 3

This specification are subject to be changed without notice. Any latest information

please preview http;//www.mdtic.com.tw

P. 4

2004/7 Ver. 1.1

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