Z8F6421PM020SC Datasheet, PDF (274/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Product Specification
254
Table 132. Opcode Map Abbreviations
Abbreviation
b
cc
X
DA
ER
IM
Ir
IR
Irr
Description
Abbreviation
Description
Bit position
IRR
Indirect Register Pair
Condition code
p
Polarity (0 or 1)
8-bit signed index or displacement r
4-bit Working Register
Destination address
R
8-bit register
Extended Addressing register
r1, R1, Ir1, Irr1, IR1, rr1, Destination address
RR1, IRR1, ER1
Immediate data value
r2, R2, Ir2, Irr2, IR2, rr2, Source address
RR2, IRR2, ER2
Indirect Working Register
RA
Relative
Indirect register
rr
Working Register Pair
Indirect Working Register Pair RR
Register Pair
PS019915-1005
Opcode Maps