Z8F1680SH020SG Datasheet, PDF (366/412 Pages) Zilog, Inc. – High-Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F1680 Series
Product Specification
341
Table 186. eZ8 CPU Instruction Summary (Continued)
Assembly
Mnemonic
LDX dst, src
Symbolic Operation
dst ← src
Address
Mode
dst src
r ER
Ir ER
R IRR
IR IRR
r X(rr)
X(rr) r
ER r
ER Ir
IRR R
IRR IR
ER ER
LEA dst, X(src) dst ← src + X
ER IM
r X(r)
MULT dst
dst[15:0] ← 
dst[15:8] * dst[7:0]
rr X(rr)
RR
NOP
OR dst, src
No operation
dst ← dst OR src
r
r
r
Ir
R
R
R IR
R IM
ORX dst, src dst ← dst OR src
IR IM
ER ER
POP dst
dst ← @SP
SP ← SP + 1
ER IM
R
IR
Flags notation:
* = Value is a function of the result of the operation.
– = Unaffected.
X = Undefined.
0 = Reset to 0.
1 = Set to 1.
Op
Code(s)
(Hex)
84
85
86
87
88
89
94
95
96
97
E8
E9
98
99
F4
Flags
Fetch Instr.
C Z S V D H Cycles Cycles
–––––– 3
2
3
3
3
4
3
5
3
4
3
4
3
2
3
3
3
4
3
5
4
2
4
2
–––––– 3
3
3
5
–––––– 2
8
0F
–––––– 1
2
42
–* *0–– 2
3
43
2
4
44
3
3
45
3
4
46
3
3
47
3
4
48
–* *0–– 4
3
49
4
3
50
–––––– 2
2
51
2
3
PS025015-1212
PRELIMINARY
eZ8 CPU Instruction Set