gc80c520a CORERIVER Semiconductor, gc80c520a Datasheet - Page 21

• Manufacturer Part Number: gc80c520a
• Description: Midas1.0 Family Mask Rom/eprom/romless 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

6.1.3.1 Addressing Modes
6.1.3.1.1 Immediate Addressing Mode
The operands used in the instructions can be addressed in different modes. The MiDAS1.0 family
uses six different addressing modes to this end:
Immediate addressing mode means that constants can be loaded to registers. The constant is part of
the instruction in program memory.
MiDAS1.0 Family
Immediate
Direct
Indirect
Index
Register
Register-specific
Branch
ACALL
LCALL
AJMP
SJMP
DJNZ
LJMP
CJNE
RETI
NOP
RET
JMP
JNC
JNB
JNZ
JBC
JC
JB
JZ
Jump if Carry is set
Jump if Carry is not set
Jump if Bit is set
Jump if Bit is not set
Jump if Bit is set & Clear
Absolute Call
Long Call
Return from subroutine
Return from interrupt
Absolute Jump
Long Jump
Short Jump
Jump with DPTR
Jump if ACC is zero
Jump if ACC is not zero
Compare and Jump if not equal
Decrement and Jump if not zero
No Operation
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