gc80c590ae CORERIVER Semiconductor, gc80c590ae Datasheet - Page 114

• Manufacturer Part Number: gc80c590ae
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

NOP
DJNZ
Decrement and Jump if Not Zero
No Operation
Appendix A : Instruction Set (19/19)
DJNZ
Operation :
DJNZ
Operation :
Operation :
<byte>, rel
Rn, rel
direct, rel
(PC)
(Rn)
If (Rn)≠0, then (PC)
(PC)
(direct)
If (direct)≠0,
(PC)
Semiconductor Co., Ltd.
then (PC)
(PC) + 2
(Rn) - 1
(direct) - 1
(PC) + 3
(PC) + 1
(PC) + rel
(PC) + rel
1 1 0 1 1 r
1
0
Encoding :
Encoding :
Encoding :
0
1
0
0
1
0
0
0
1
0
r
0
0
HEX: D8h, #bytes: 2, Cycles: 3
HEX: D5h, #bytes: 3, Cycles: 4
HEX: 00h, #bytes: 1, Cycles: 1
r
0
1
relative addr
direct addr
MiDAS2.0 Family
relative addr
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