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AT94K Datasheet(PDF) 36 Page - ATMEL Corporation |
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AT94K Datasheet(HTML) 36 Page - ATMEL Corporation |
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36 / 192 page  36 AT94K Series FPSLIC Rev. 1138F–FPSLI–06/02 Complete Instruction Set Summary Conditional Branch Summary Test Boolean Mnemonic Complementary Boolean Mnemonic Comment Rd > Rr Z •(N ⊕ V) = 0 BRLT Rd ≤ Rr Z+(N ⊕ V) = 1 BRGE Signed Rd ≥ Rr (N ⊕ V) = 0 BRGE Rd < Rr (N ⊕ V) = 1 BRLT Signed Rd = Rr Z = 1 BREQ Rd ≠ Rr Z = 0 BRNE Signed Rd ≤ Rr Z+(N ⊕ V) = 1 BRGE Rd > Rr Z •(N ⊕ V) = 0 BRLT Signed Rd < Rr (N ⊕ V) = 1 BRLT Rd ≥ Rr (N ⊕ V) = 0 BRGE Signed Rd >Rr C + Z=0 BRLO Rd ≤ Rr C +Z=1 BRSH Unsigned Rd ≥ Rr C = 0 BRSH/BRCC Rd < Rr C = 1 BRLO/BRCS Unsigned Rd = Rr Z = 1 BREQ Rd ≠ Rr Z = 0 BRNE Unsigned Rd ≤ Rr C+ Z=1 BRSH Rd >Rr C +Z=0 BRLO Unsigned Rd < Rr C = 1 BRLO/BRCS Rd ≥ Rr C = 0 BRSH/BRCC Unsigned Carry C = 1 BRCS No Carry C = 0 BRCC Simple Negative N = 1 BRMI Positive N = 0 BRPL Simple Overflow V = 1 BRVS No Overflow V = 0 BRVC Simple Zero Z = 1 BREQ Not Zero Z = 0 BRNE Simple Instruction Set Summary Mnemonics Operands Description Operation Flags #Clock Arithmetic and Logic Instructions ADD Rd, Rr Add without Carry Rd ← Rd + Rr Z,C,N,V,S,H 1 ADC Rd, Rr AddwithCarry Rd ← Rd + Rr + C Z,C,N,V,S,H 1 ADIW Rd, K Add Immediate to Word Rd+1:Rd ← Rd+1:Rd + K Z,C,N,V,S 2 SUB Rd, Rr Subtract without Carry Rd ← Rd - Rr Z,C,N,V,S,H 1 SUBI Rd, K Subtract Immediate Rd ← Rd - K Z,C,N,V,S,H 1 SBC Rd, Rr Subtract with Carry Rd ← Rd -Rr-C Z,C,N,V,S,H 1 SBCI Rd, K Subtract Immediate with Carry Rd ← Rd -K -C Z,C,N,V,S,H 1 SBIW Rd, K Subtract Immediate from Word Rd+1:Rd ← Rd+1:Rd - K Z,C,N,V,S 2 AND Rd, Rr Logical AND Rd ← Rd • Rr Z,N,V,S 1 ANDI Rd, K Logical AND with Immediate Rd ← Rd • K Z,N,V,S 1 OR Rd, Rr Logical OR Rd ← Rd v Rr Z,N,V,S 1 ORI Rd, K Logical OR with Immediate Rd ← Rd v K Z,N,V,S 1 EOR Rd, Rr Exclusive OR Rd ← Rd ⊕ Rr Z,N,V,S 1 COM Rd One’s Complement Rd ← $FF - Rd Z,C,N,V,S 1 NEG Rd Two’s Complement Rd ← $00 - Rd Z,C,N,V,S,H 1 SBR Rd, K Set Bit(s) in Register Rd ← Rd v K Z,N,V,S 1 |
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