Zilog Z08470 - Manual (Page 263)

UM008007-0715 Z80 Instruction Description
Z80 CPU
User Manual
251
SET b, (HL)
Operation
(HL)b ← 1
Op Code
SET
Operands
b, (HL)
Description
Bit b in the memory location addressed by the contents of register pair HL is set. In the
assembled object code, operand b is specified as follows:
Condition Bits Affected
None.
Bit Tested b
0 000
1 001
2 010
3 011
4 100
5 101
6 110
7 111
M Cycles T States 4 MHz E.T.
4 15 (4, 4, 4, 3) 3.75
1 1 b r
1 1 0 1 1 0 0 1 CB