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UPD17015GS Datasheet(PDF) 108 Page - NEC |
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UPD17015GS Datasheet(HTML) 108 Page - NEC |
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108 / 120 page  108 µPD17015 Operation (r) ← (r) + (m) (m) ← (m) + n4 (r) ← (r) + (m) + CY (m) ← (m) + n4 + CY (r) ← (r) – (m) (m) ← (m) – n4 (r) ← (r) – (m) – CY (m) ← (m) – n4 – CY (r) ← (r) ∨ (m) (m) ← (m) ∨ n4 (r) ← (r) ∧ (m) (m) ← (m) ∧ n4 (r) ← (r) ∨ (m) (m) ← (m) ∨ n4 CMP ← 0, if (m) ∧ n = n, then skip CMP ← 0, if (m) ∧ n = 0, then skip (m) – n4, skip if zero (m) – n4, skip if not zero (m) – n4, skip if not borrow (m) – n4, skip if borrow → CY → (r)b3 → (r)b2 → (r)b1 → (r)b0 (r) ← (m) (m) ← (r) (mR, (r)) ← (m) (m) ← (mR, (r)) (m) ← n4 DBF ← (p) (p) ← DBF PC10-0 ← addr ASR ← PC, PC 10-0 ← addr PC ← ASR PC ← ASR, and skip STOP HALT No operation Instruction set Add Subtract Logical operation Test Compare Rotation Transfer Branch Sub-routine Others Mne- monic ADD ADDC SUB SUBC OR AND XOR SKT SKF SKE SKNE SKGE SKLT RORC LD ST MOV GET PUT BR CALL RET RETSK STOP HALT NOP Op code 00000 10000 00010 10010 00001 10001 00011 10011 00110 10110 00100 10100 00101 10101 11110 11111 01001 01011 11001 11011 00111 01000 11000 01010 11010 11101 00111 00111 01100 11100 00111 00111 00111 00111 00111 Operand mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR mR 000 mR mR mR mR mR pH pH 000 001 010 011 100 mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC mC 0111 mC mC mC mC mC 1011 1010 1110 1110 1111 1111 1111 r n4 r n4 r n4 r n4 r n4 r n4 r n4 n n n4 n4 n4 n4 r r r r r n4 pL pL 0000 0000 s h 0000 Operand r, m m, #n4 r, m m, #n4 r, m m, #n4 r, m m, #n4 r, m m, #n4 r, m m, #n4 r, m m, #n4 m, #n m, #n m, #n4 m, #n4 m, #n4 m, #n4 r r, m m, r @r, m m, @r m, #n4 DBF, p p, DBF addr addr s h addr addr Instruction code |
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