Z86E3016PSG Datasheet, PDF (272/348 Pages) Zilog, Inc. – Z86E3016PSG

Z8 Family of Microcontrollers
User Manual
254
Increment
Instruction Format
dst OPC
Cycles
6
OPC
(Hex)
rE
Address Mode
dst
r
OPC
dst
6
6
20
21
R
IR
Operation
dst ← dst + 1
The contents of the destination operand are incremented by one.
Flag
C
Z
S
V
D
H
Description
Unaffected
Set if the result is zero; cleared otherwise.
Set if the result of bit 7 is set (negative); cleared otherwise.
Set if arithmetic overflow occurs; cleared otherwise.
Unaffected
Unaffected
Note: Address modes R or IR can be used to specify a 4-bit Working Register. In
this format, the destination Working Register operand is specified by add-
ing 1110b (Eh) to the high nibble of the operand. For example, if Working
Register R12 (CH) is the destination operand, then ECh will be used as the
destination operand in the Op Code.
E
dst
Example
If Working Register R10 contains 2Ah, the statement:
Instruction Description
UM001602-0904