MDT2005 Datasheet, PDF(4/15 Page) List of Unclassifed Manufacturers – 8-bit micro-controller uses a fully static CMOS design technology

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MDT2005 Datasheet, PDF (4/15 Pages) List of Unclassifed Manufacturers – 8-bit micro-controller uses a fully static CMOS design technology

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(4) STATUS (Status register) : R3

Bit

Symbol

Function

Carry bit

Half Carry bit

Zero bit

Power loss Flag bit

Time overflow Flag bit

5-7

General purpose bit

MDT2005

(5) MSR (Memory Select Register) : R4

(6) PORT A : R5

PA3~PA0, I/O Register

(7) PORT B : R6

PB7~PB0, I/O Register

(8) TMR (Time Mode Register)

Bit

Symbol

PS2 0

PSC

TCE

TCS

Function

Prescaler Value

RTCC rate

WDT rate

000

1:2

1:1

001

1:4

1:2

010

1:8

1:4

011

100

1 : 16

1 : 32

1:8

1 : 16

101

1 : 64

1 : 32

110

1 : 128

1 : 64

111

1 : 256

1 : 128

Prescaler assignment bit :

0 RTCC

1 Watchdog Timer

RTCC signal Edge :

0 Increment on low-to-high transition on RTCC pin

1 Increment on high-to-low transition on RTCC pin

RTCC signal set :

0 Internal instruction cycle clock

1 Transition on RTCC pin

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

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P. 4

VER1.1

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