ZiLOG Z8 Technical Manual

LDC
Load Constant
LOC dst,src
Instruction For.at:
Cycles
OPC
(Hex)
Address Mode
dst src
~ ______ O_P_C ______ ~1 I~ __ d_st __ ~ ___ s_r_c __ ~
12 C2
r
Irr
~ ______ o_p_c ______ ~11 ~ ___ s_r_c __ ~ ___ d_s_t __ -J
12 D2
Irr r
Operation:
Flags:
Exmnple:
5-28
dst <-- src
This instruction is used to load a byte constant from program memory into a working
register, or vice-versa. The address of the program memory location is specified by
a working register pair. The contents of the source are not affected.
No flags affected
I f the working-register pair 6-7 contains ~30A2 and program-memory location ~30A2
contains the value ~22, the statement
LDC R2, ~RR6
loads the value %22 into working reqister 2.
unchanged
by the load.
The value of location %30A2 is

ZiLOG Z8 Specifications

General

Brand	ZiLOG
Model	Z8
Category	Desktop
Language	English