Table 44. Stock And Exchange - ZiLOG Z8018 Series User Manual

Table 44. Stock and Exchange
Operation
Name Mnemonics Op Code
PUSH PUSH zz 11zz 0101
PUSH IX 11 011 101
11 100 101
PUSH PUSH IY 11 111 101
11 100 101
POP POP zz 11 zz0 001
POP IX 11 011 101
11 100 001
POP IY 11 111 101
11 100 001
Addressing
Immed Ext Ind Reg RegI Imp Rel
S
D
Family MPU User Manual
Bytes States Operation
D 1 11 zzLr→(SP-2)
zzHr→(SP-1)
SP -2→SP
R
S/D 2 14 IXLr→(SP-2)
IXHr→(SP-1)
SP -2→SP
R
S/D 2 14 IYLr→(SP-2)
IYHr→(SP-1)
SP -2→SP
R
S 1 9 (SP + 1)
(SP)M→zzLx
SP + 2→SP
R
S/D 2 12 (SP + 1)
→IXLr
(SP)
M
SP + 2→SP
R
S/D 2 12 (SP + 1)
(SP) -IYLr
M
SP + 2→SP
R
Z8018x
Flags
7 6 4 2 1 0
S Z H P/V N C
• • • • • •
M
M
R
• • • • • •
M
M
R
• • • • • •
M
M
R
→xxHr(4) • • • • • •
M
R
→IXHr • • • • • •
M
R
→IYHr • • • • • •
M
R
UM005004-0918
227