Z86E6116PSC Datasheet, PDF (61/69 Pages) Zilog, Inc. – Z86E61/Z86E63 CMOS Z8 16K/32K EPROM Microcontroller

Z86E61/E63
CMOS Z8 16K/32K EPROM Microcontroller
57
Table 32. Instruction Summary (Continued)
Instruction
and Operation
DEC dst
dst←dst -1
DECW dst
dst←dst-1
DI
IMR(7)←0
DJNZr, dst
r←r -1
if r≠0
PC←PC + dst
Range: +127,
-128
EI
IMR(7)←1
HALT
INC dst
dst←dst + 1
INCW dst
dst←dst + 1
IRET
FLAGS←@SP;
SP←SP + 1
PC←@SP;
SP←SP + 2;
IMR(7)←1
JP cc, dst
Address Mode
dst
src
Opcode
Flags Affected
Byte (Hex) C Z S V D H
R
00
-
*
*
*
-
-
IR
01
RR
80
-
*
*
*
-
-
IR
81
8F
-
-
-
-
-
-
RA
rA
-
-
-
-
-
-
r = 0-F
9F
-
-
-
-
-
-
7F
-
-
-
-
-
-
r
rE
-
*
*
*
-
-
r=0-F
R
20
IR
21
RR
A0
-
*
*
*
-
-
IR
A1
BF
*
*
*
*
*
*
DA
cD
-
-
-
-
-
-
PS014401-1001