NEC PD78P214 Manuale Utente

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PD78214 Sub-Series

saddr, saddr’ :

Memory address indicated in short direct addressing mode;

FE20H-FF1FH immediate data or label

saddrp

:

Memory address indicated in short direct addressing pair mode;

FE20H-FF1EH immediate data or label

addr16

:

16-bit address;

0000H-FEFFH immediate data or label

addr11

:

11-bit address;

800H-FFFH immediate data or label

addr5

:

5-bit address;

40H-7EH immediate data or label

word

:

16-bit data;

16-bit immediate data or label

byte

:

8-bit data;

8-bit immediate data or label

bit

:

3-bit data;

3-bit immediate data or label

n

:

Number of shift bits;

3-bit immediate data (0-7)

RBn

:

Register bank;

RB0-RB3

A

:

Register A; 8-bit accumulator

X

:

Register X

B

:

Register B

C

:

Register C

D

:

Register D

E

:

Register E

H

:

Register H

L

:

Register L

R0-R7

:

Register 0 to register 7 (absolute name)

AX

:

Register pair (AX); 16-bit accumulator

BC

:

Register pair (BC)

DE

:

Register pair (DE)

HL

:

Register pair (HL)

RP0-RP3 :

Register pair 0 to register pair 3 (absolute name)

PC

:

Program counter

SP

:

Stack pointer

PSW

:

Program status word

CY

:

Carry flag

AC

:

Auxiliary carry flag