UPD70208HGF-12-3B9 NEC [NEC], UPD70208HGF-12-3B9 Datasheet - Page 46

• Manufacturer Part Number: UPD70208HGF-12-3B9
• Description: V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

Note The 2nd operand can be omitted, in which case the same register as the 1st operand is taken as being specified.
Instruc-
tion
Group
MULU
MUL
Mnemonic
reg8
mem8
reg16
mem16
reg8
mem8
reg16
mem16
reg16,
imm8
reg16,
mem16,
imm8
reg16,
imm16
reg16,
mem16,
imm16
(reg16’,)
(reg16’,)
Operand(s)
Note
Note
7 6 5 4 3 2 1 0
1 1 1 1 0 1 1 0
1 1 1 1 0 1 1 0
1 1 1 1 0 1 1 1
1 1 1 1 0 1 1 1
1 1 1 1 0 1 1 0
1 1 1 1 0 1 1 0
1 1 1 1 0 1 1 1
1 1 1 1 0 1 1 1
0 1 1 0 1 0 1 1
0 1 1 0 1 0 1 1
0 1 1 0 1 0 0 1
0 1 1 0 1 0 0 1
Operation Code
1 1 1 0 0 reg
mod 1 0 0 mem
1 1 1 0 0 reg
mod 1 0 0 mem
1 1 1 0 1 reg
mod 1 0 1 mem
1 1 1 0 1 reg
mod 1 0 1 mem
1 1
mod reg mem
1 1
mod reg mem
7 6 5 4 3 2 1 0
reg reg’
reg reg’
Bytes
2-4
2-4
2-4
2-4
3-5
4-6
2
2
2
2
3
4
V40HL V50HL
Clock Cycles
21-22
26-27
29-30
38-39
33-39
38-44
41-47
50-56
28-34
37-43
36-42
45-51
34-35/
46-52/
33-39/
41-47/
21-22
26-27
29-30
38-39
33-39
38-44
41-47
50-56
28-34
37-43
36-42
45-51
AW
AW
DW, AW
DW, AW
AW
AW
DW, AW
DW, AW
reg16
reg16
reg16
reg16
AH = 0: CY
AH
AH = 0: CY
AH
DW = 0: CY
DW
DW = 0: CY
DW
AH = AL sign extension: CY
AH
AH = AL sign extension: CY
AH
DW = AW sign extension: CY
DW
DW = AW sign extension: CY
DW
Product
Product > 16 bits : CY
Product
Product > 16 bits : CY
Product
Product > 16 bits : CY
Product
Product > 16 bits : CY
AL
AL
AL
0: CY
0: CY
AL sign extension: CY
AL
AL sign extension: CY
0: CY
0: CY
AW sign extension: CY
AW sign extension: CY
(mem16)
reg16’
(mem16)
reg16’
reg8
AW
AW
AW
AW
reg8
(mem8)
16 bits : CY
16 bits : CY
16 bits : CY
16 bits : CY
(mem8)
1, V
1, V
1, V
0, V
1, V
0, V
0, V
0, V
imm16
reg16
(mem16)
reg16
(mem16)
imm8
imm8
imm16
1
Operation
1
1
1
0
0
0
0
0, V
1, V
0, V
1, V
0, V
1, V
0, V
1, V
1, V
1, V
0, V
0, V
0, V
1, V
0, V
1, V
0
1
0
1
0
1
0
1
1
1
0
0
0
1
0
1
AC CY V
U
U
U
U
U
U
U
U
U
U
U
U
Flags
P
U U U
U U U
U U U
U U U
U U U
U U U
U U U
U U U
U U U
U U U
U U U
U U U
S
Z