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Individual Instruction Descriptions
4-86
4.14.9 C
cc
Conditional Subroutine Call
Syntax
[label] name address
Clock,
clk
Word,
w
With RPT,
clk
Class
C
cc
†
pma16
2 2 N/R 7c
†
Cannot immediately follow a CALL instruction with a return instruction.
If true If Not true
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CZ
CS
CC
CG
CE
CA
CB
CO
CRC
CRE
CL
CTF1
CTF2
CTAG
CIN1
CIN2
CXZ
CXS
CXG
CRA
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
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CNZ
CNS
CNC
CNG
CNE
CNA
CNB
CNO
CRNC
CRNE
CNL
CNTF1
CNTF2
CNTAG
CNIN1
CNIN2
CXNZ
CXNS
CXNG
CRNA
pma16
pma16
pma16
pma16
pma16
pma16
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pma16
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pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
pma16
Execution IF (
cc
= true)
*R7 ⇐ TOS
TOS ⇐ PC + 2
PC ⇐
pma16
R7 ⇐ R7 + 2
ELSE
NOP
PC ⇐ PC + 2
Flags Affected none
Opcode
Instructions 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
C
cc
pma16
1 0 0 0 0 1
Not cc
0 0 0 0 0
x
pma16