UPD70320 datasheet(13/76 Pages) RENESAS

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µPD70320

2.2

Instruction Set Operation

Table 2-1. Operand Identifier

Identifier

Description

reg

8-/16-bit general register

reg8

8-bit general register

reg16

16-bit general register

dmem

8-/16-bit memory location

mem

8-/16-bit memory location

mem8

8-bit memory location

mem16

16-bit memory location

mem32

32-bit memory location

sfr

8-bit special function register location

imm

Constant within 0 to FFFFH

imm3

Constant within 0 to 7

imm4

Constant within 0 to FH

imm8

Constant within 0 to FFH

imm16

Constant within 0 to FFFFH

acc

sreg

Segment register

src-table

256-byte conversion table name

src-block

dst-block

near-proc

Procedure in the current program segment

far-proc

Procedure in another program segment

near-label

Label in the current program segment

short-label

Label within end of instruction to –128 to +127 bytes

far-label

Label in another program segment

memptr16

Word including location offset in the current program segment to which control is to be passed

memptr32

Double-word including location offset in another program segment to which control is to be passed

and segment base address

regptr16

16-bit general register including location offset in another program segment to which control is to be

passed

pop-value

Number of bytes to be abandoned from stack (0 to 64K, normally even number)

fp-op

Immediate value to judge instruction code of external floating point operation chip

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