Z8F6421PM020SC Datasheet, PDF (268/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Product Specification
248
Table 132. eZ8 CPU Instruction Summary (Continued)
Assembly
Mnemonic
POP dst
POPX dst
PUSH src
PUSHX src
RCF
RET
RL dst
Symbolic Operation
dst ← @SP
SP ← SP + 1
dst ← @SP
SP ← SP + 1
SP ← SP – 1
@SP ← src
SP ← SP – 1
@SP ← src
C←0
PC ← @SP
SP ← SP + 2
C
D7 D6 D5 D4 D3 D2 D1 D0
dst
Address Mode
Opcode(s)
Flags
Fetch Instr.
dst src (Hex) C Z S V D H Cycles Cycles
R
50
------ 2
2
IR
51
2
3
ER
D8
------ 3
2
R
70
------ 2
2
IR
71
2
3
IM
1F 70
3
2
ER
C8
------ 3
2
CF
0----- 1
2
AF
------ 1
4
R
90
****- - 2
2
IR
91
2
3
RLC dst
R
C
D7 D6 D5 D4 D3 D2 D1 D0
dst
IR
10
****- - 2
2
11
2
3
RR dst
D7 D6 D5 D4 D3 D2 D1 D0
dst
R
C _IR
E0
****- - 2
2
E1
2
3
RRC dst
R
D7 D6 D5 D4 D3 D2 D1 D0
C
dst
IR
C0
****- - 2
2
C1
2
3
Flags Notation:
* = Value is a function of the result of the operation.
- = Unaffected
X = Undefined
0 = Reset to 0
1 = Set to 1
PS019915-1005
eZ8 CPU Instruction Set