Zilog Z86193 Instrukcja Użytkownika Pobierz pdf (Strona 157)

CPU

User Manual

UM001604-0108 Instruction Set

150

In general, whenever an instruction format requires an 8-bit register address, that address

can specify any register location in the range 0–255 or a Working Register R0–R15. If, in

the above example, register

08h is a Working Register, the assembly syntax and resulting

object code would be:

Refer to the device product specification to determine the exact register file range avail-

able. The register file size varies by device type.

Instruction Summary

Table 39 provides the summary of Z8 instruction set.

ASM: ADD 43h, 08h (ADD dst, src)

OBJ: 04 08 43 (OPC src, dst)

ASM: ADD 43h, 08h (ADD dst, src)

OBJ: 04 08 43 (OPC src, dst)

Table 39. Summary of Z8 Instruction Set

Instruction and Operation

Address Mode

Op Code

Byte (Hex)

Flags Affected

dst src C Z S V D H

ADC dst, src

dst ← dst + src +C

† 1[ ] [[[[0 [

ADD dst, src

dst ← dst + src

† 0[ ] [[[[0[

AND dst, src

dst ← dst AND src

†5[ ]– [[0––

CALL dst DA D6 ––––––

SP ← SP–2

and PC ← dst

or @ SP ← PC

IRR D4

CCF

C ←NOT C

EF [ –––––

CLR dst R B0 ––––––

dst ← 0IRB1

COM dst R 60 – [ [ 0 – –

dst ← NOT dst IR 61

Note:

1 2 ... 152 153 154 155 156 157 158 159 160 161 162 ... 259 260

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