NJU3101 データシートの表示（PDF） - Japan Radio Corporation

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NJU3101

4-BIT SINGLE CHIP TINY CONTROLLER

Japan Radio Corporation  

NJU3101

s MNEMONIC LIST

Mnemonic

Operation

code

Function

TAY

04 Y←AC

Y’←AC

TYA

14 AC←Y

AC←Y’

XAX

1B AC↔X

AC↔X’

TAP

26 PH(Y’)←AC

TPA

16 AC←PH(Y’)

TAPICY

17 PH(Y’)←AC, Y←Y+1

TAPDCY

27 PH(Y’)←AC, Y←Y-1

TMA

0D AC←M(X,Y)

TAM

1D M(X,Y)←AC

TAMICY

0A M(X,Y)←AC, Y←Y+1

TAMDCY

1A M(X,Y)←AC, Y←Y-1

TMY

05 Y←M(X,Y)

Y’←M(X,Y)

XMA

0B AC↔M(X,Y)

TPMICY

03 M(X,Y)←PH(Y’), Y←Y+1

TMPICY

13 PH(Y’)←M(X,Y), Y←Y+1

TRM

23 M(X,Y)←ROM(PHY13,X’,AC)

CLA

LDI A,#K

LDI Y,#K

LDI X,#K

ADD A,M

INC A

DEC A

ADD A,#K

AND A,M

CMP A,M

CMP Y,#K

INC Y

DEC Y

INC M

DEC M

YNEA

OR A,M

XOR A,M

NEG

SUB A,M

AND A,#K

OR A,#K

80

80−8F

90−9F

A0−AF

0E

71

7F

70−7F

0F

2E

B0−BF

08

18

09

19

01

1F

2F

2D

1E

40−4F

50−5F

AC←0

AC←#K

Y←#K

Y’←#K

X←#K

X’←#K

AC←AC+M(X,Y)

AC←AC+1

AC←AC-1

AC←AC+#K

AC←AC∧M(X,Y)

AC< >M(X,Y)

Y< >#K

Y←Y+1

Y’←Y’+1

Y←Y-1

Y’←Y’-1

AC←M(X,Y)+1

AC←M(X,Y)-1

Y< >AC

AC←AC∨M(X,Y)

AC←AC⊕M(X,Y)

AC←0-AC

AC←M(X,Y)-AC

AC←AC∧#K

AC←AC∨#K

Status Cycle

Memo

1

1 RPC=0

1

1 RPC=1

1

1 RPC=0

1

1 RPC=1

1

1 RPC=0

1

1 RPC=1

1

1

1

1

∗

1

∗

1

1

1

1

1

∗

1

∗

1

1

1 RPC=0

1

1 RPC=1

1

1

∗

1

∗

1

1

2 Y = an even number : ROM of 4bit low-data

Y = an odd number : ROM of 4bit hi-data

1

1

1

1 #K=0−15

1

1 RPC=0, #K=0−15

1

1 RPC=1, #K=0−15

1

1 RPC=0, #K=0−15

1

1 RPC=1, #K=0−15

∗

1

∗

1

∗

1

∗

1 #K=0−15

∗

1

∗

1

∗

1 #K=0−15

∗

1 RPC=0

∗

1 RPC=1

∗

1 RPC=0

∗

1 RPC=1

∗

1

∗

1

∗

1

∗

1

∗

1

1

1

∗

1

∗

1 #K=0−15

∗

1 #K=0−15

- 20 -

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