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Individual Instruction Descriptions
4-89
Assembly Language Instructions
Syntax DescriptionAlternate Syntax
CRC
pma16
CRNC
pma16
Conditional call on RCF = 1
Conditional call on RCF = 0
CRE
pma16
CRNE
pma16
CRZ
pma16
CRNZ
pma16
Conditional call on RZF = 1 (equal)
†
Conditional call on RZF = 0 (not equal)
†
CXG
pma16
CXNG
pma16
CXNLE
pma16
CXLE
pma16
Conditional call on transfer greater (signed)
†
Conditional call on transfer not greater (signed)
†
CXS
pma16
CXNS
pma16
Conditional call on XSF = 1
Conditional call on XSF = 0
†
Alternate mnemonics are provided as a way of improving source code readability. They generate the same opcode as the
original mnemonic. For example, CA (call above) tests the same conditions as CNBE (call not below or equal) but may have
more meaning in a specific section of code.
See Also CALL, VCALL, RET, IRET
Example 4.14.9.1 CZ 0x2010
Call routine at program memory address 0x2010 if a previous operation has set the ZF=1 flag in STAT.
Example 4.14.9.2 CTF1 0x2010
Call routine at program memory address 0x2010 if a previous operation has set the TF1=1 flag in STAT.
Example 4.14.9.3 CRNBE 0x2010
Call routine at program memory address 0x2010 if a previous operation has set the flags RCF=1,
RZF=0 in STAT.