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DR805X Datasheet, PDF (32/79 Pages) Digital Core Design – 8-bit RISC Microcontroller Instructions set details ver 3.10
DR805x Instructions set details
3.10.3.
DEC DIRECT
- 32 -
Operation: (PC) ← (PC) + 2
(direct) ← (direct) - 1
Bytes:
2
Cycles:
4
Encoding:
00010101
3.10.4.
DEC @RI
Operation: (PC) ← (PC) + 1
((Ri)) ← ((Ri)) - 1
Bytes:
1
Cycles:
4
Encoding:
0001011 i
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