
Z8018x
Family MPU User Manual
207
UM005003-0703
Instruction Set
This section explains the symbols in the instruction set.
REGISTER
g, g', ww, xx, yy, and zz specify a register to be used. g and g' specify an
8-bit register. ww, xx, yy, and zz specify a pair of 8-bit registers. Table 32
describes the correspondence between symbols and registers.
Note: Suffixed H and L to ww, xx, yy, zz (ex. wwH, IXL) indicate upper and lower
8-bit of the 16-bit register respectively.
BIT
b specifies a bit to be manipulated in the bit manipulation instruction.
Table 33 indicates the correspondence between b and bits.
Table 32. Register Values
g,g' Reg. ww Reg. xx Reg. yy Reg. zz Reg.
000B 00BC 00BC 00BC 00BC
001C 01DE01DE01DE01DE
010D 10HL 10IX 10IY 10HL
011 E 11 SP 11 SP 11 SP 11 AF
100 H
101 L
111 A
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