MDT2051 Просмотр технического описания (PDF) - Unspecified

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MDT2051

EPROM-Based 8-bit micro-controller uses a fully static CMOS technology

Unspecified 

(5) MSR (Memory Bank Select Register) : R4

Memory Bank Select Register :

0 : 00~7F

1 : 80~FF

MDT2051

b7

b6

b5

b4

b3

b2

b1

b0

Indirect Addressing Mode

(6) PORT A : R05

PA4~PA0, I/O Register

(7) PORT B : R06

PB7~PB0, I/O Register

(8) ADS0 ( A/D Status Register ) : R08

Bit

Symbol

Function

0

ADRUN 0 : A/D converter module is shut off and consumes no operating current

1 : A/D converter module is operating

1

ADIF

A/D conversion complete interrupt flag bit

Set when conversion is completed. Reset in software.

2 GO/DONEB GO/DONEB must be set to begin a conversion . It is automatically reset

in hardware when the conversion is complete

4,3

CHS1-0 00 : AIC0 01 : AIC1 10 : AIC2 11 : AIC3

5

Reserved Can be used as a general purpose r/w bit

7,6

ASCS1-0 00 : fosc/2 01: fosc/8 10 : fosc/32 11 : f RC (*Note)

*Note: determined by OSC mode, HF: fosc/32 XT: fosc/8 RC: fosc/2 LF: fosc/2

(9) ADRES ( A/D result register ) : R09

(10)PCH (High byte of PC) : R0A

Bit

Function

1~0

High byte of PC

7~2

Unimplemented, reads as‘0’

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

http;//www.mdtic.com.tw

P. 4

2004/1 Ver. 1.8

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