MDT10C61

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P. 3

2005/6

Ver. 1.7

Address

Description

05

Port A

06

Port B

0A

PCHLAT

0B

INTS

0C~4F

General purpose register

BANK1

01

TMR

05

CPIO A

06

CPIO B

(1)IAR ( Indirect Address Register) : R00

(2)RTCC (Real Time Counter/Counter Register) : R01

(3) PC (Program Counter) : R02,R0A

Write PC --- from PCHLAT

LJUMP, LCALL --- from instruction word

RTWI, RET,RTFI --- from STACK

A9

A8

A7~A0

Write PC --- from ALU

LJUMP, LCALL --- from instruction word

RTWI, RET, RTFI --- from STACK

(4) STATUS (Status register) : R03

Bit

Symbol

Function

0

1

2

3

4

5

7~6

C

HC

Z

PF

TF

RBS0

——

Carry bit

Half Carry bit

Zero bit

Power down Flag bit

WDT Timer overflow Flag bit

Register Bank Select bit :

0 : 00H --- 7FH

1 : 80H --- FFH

General purpose bit