Z380 Datasheet, PDF (68/115 Pages) Zilog, Inc. – MICROPROCESSOR

ZILOG
16/32 BIT ROTATE AND SHIFT GROUP
MICROPROCESSOR
Mnemonic
Symbolic
Operation
Flags
P/
Opcode
# of Execute
S Z x H x V N C 76 543 210 HEX Bytes Time Notes
RLCW pp
Rotate Left Circular
¤ ¤ x 0 x P 0 ¤ 11 101 101 ED 3
2
11 001 011 CB
RLCW XY
Rotate Left Circular
00 (000) 0pp
¤ ¤ x 0 x P 0 ¤ 11 101 101 ED 3
2
11 001 011 CB
RLCW (HL) Rotate Left Circular
00 (000) 10y
¤ ¤ x 0 x P 0 ¤ 11 101 101 ED 3
2+r
11 001 011 CB
RLCW (XY+d) Rotate Left Circular
00 (000) 010
¤ ¤ x 0 x P 0 ¤ 11 y11 101
4
4+r I
11 001 011 CB
← d →
RLW m
RRCW m
RRW m
SLAW m
SRAW m
SRLW m
Rotate Left
Rotate Right Circular
Rotate Right
Shift Left Arithmetic
Shift Right Arithmetic
Shift Right Logical
¤ ¤ x 0x P0¤
¤ ¤ x 0x P0¤
¤ ¤ x 0x P0¤
¤ ¤ x 0x P0¤
¤ ¤ x 0x P0¤
0¤ x 0x P0¤
00 (000) 010
(010)
(001)
(011)
(100)
(101)
(111)
Instruction format and states are as shown for RLCW. To form new opcode replace (000) or RLCW with shown code.
pp Regs
00 BC
00 DE
11 HL
y XY
0 IX
1 IY
Notes:
Instructions in Italic face are Z380 new instructions, instructions with underline are Z180 original instructions.
I: This instruction may be used with DDIR Immediate instructions.
PS010001-0301