Z8FMC04100 ZILOG [Zilog, Inc.], Z8FMC04100 Datasheet - Page 319

• Manufacturer Part Number: Z8FMC04100
• Description: Z8 Encore-R Motor Control Flash MCUs
• Manufacturer: ZILOG [Zilog, Inc.]

Op Code Maps
PS024604-1005
Abbreviation
b
cc
X
DA
ER
IM
Ir
IR
Irr
Figure 57 and Table 166 provide descriptions of the Op Code map data and the abbrevia-
tions. Figures 58 and 59 provide information about each of the eZ8 CPU instructions.
Figure 57. Op Code Map Cell Description
Upper Nibble
Op Code
Description
Bit position
Condition code
8-bit signed index or
displacement
Destination address
Extended Addressing register
Immediate data value
Indirect Working Register
Indirect register
Indirect Working Register Pair RR
After Assembly
First Operand
Fetch Cycles
Table 166. Op Code Map Abbreviations
A
P R E L I M I N A R Y
Lower Nibble
Op Code
R2,R1
CP
3.3
4
Abbreviation
IRR
p
r
R
r1, R1, Ir1, Irr1, IR1,
rr1, RR1, IRR1, ER1
r2, R2, Ir2, Irr2, IR2,
rr2, RR2, IRR2, ER2
RA
rr
Instruction Cycles
Second Operand
After Assembly
Z8FMC16100 Series Flash MCU
Description
Indirect Register Pair
Polarity (0 or 1)
4-bit Working Register
8-bit register
Destination address
Source address
Relative
Working Register Pair
Register Pair
Product Specification
Op Code Maps
297