Rainbow-electronics Atmega169L Manuale Utente Pagina 306
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306
ATmega169V/L
2514AβAVRβ08/02
Instruction Set Summary
Mnemonics Operands Description Operation Flags #Clocks
ARITHMETIC AND LOGIC INSTRUCTIONS
ADD Rd, Rr Add two Registers Rd β Rd + Rr Z,C,N,V,H 1
ADC Rd, Rr Add with Carry two Registers Rd β Rd + Rr + C Z,C,N,V,H 1
ADIW Rdl,K Add Immediate to Word Rdh:Rdl β Rdh:Rdl + K Z,C,N,V,S 2
SUB Rd, Rr Subtract two Registers Rd β Rd - Rr Z,C,N,V,H 1
SUBI Rd, K Subtract Constant from Register Rd β Rd - K Z,C,N,V,H 1
SBC Rd, Rr Subtract with Carry two Registers Rd β Rd - Rr - C Z,C,N,V,H 1
SBCI Rd, K Subtract with Carry Constant from Reg. Rd β Rd - K - C Z,C,N,V,H 1
SBIW Rdl,K Subtract Immediate from Word Rdh:Rdl β Rdh:Rdl - K Z,C,N,V,S 2
AND Rd, Rr Logical AND Registers Rd β Rd β’ Rr Z,N,V 1
ANDI Rd, K Logical AND Register and Constant Rd β Rd β’ K Z,N,V 1
OR Rd, Rr Logical OR Registers Rd β Rd v Rr Z,N,V 1
ORI Rd, K Logical OR Register and Constant Rd β Rd v K Z,N,V 1
EOR Rd, Rr Exclusive OR Registers Rd β Rd β Rr Z,N,V 1
COM Rd Oneβs Complement Rd β 0xFF β Rd Z,C,N,V 1
NEG Rd Twoβs Complement Rd β 0x00 β Rd Z,C,N,V,H 1
SBR Rd,K Set Bit(s) in Register Rd β Rd v K Z,N,V 1
CBR Rd,K Clear Bit(s) in Register Rd β Rd β’ (0xFF - K) Z,N,V 1
INC Rd Increment Rd β Rd + 1 Z,N,V 1
DEC Rd Decrement Rd β Rd β 1 Z,N,V 1
TST Rd Test for Zero or Minus Rd β Rd β’ Rd Z,N,V 1
CLR Rd Clear Register Rd β Rd β Rd Z,N,V 1
SER Rd Set Register Rd β 0xFF None 1
MUL Rd, Rr Multiply Unsigned R1:R0 β Rd x Rr Z,C 2
MULS Rd, Rr Multiply Signed R1:R0 β Rd x Rr Z,C 2
MULSU Rd, Rr Multiply Signed with Unsigned R1:R0 β Rd x Rr Z,C 2
FMUL Rd, Rr Fractional Multiply Unsigned R1:R0 β (Rd x Rr) << 1 Z,C 2
FMULS Rd, Rr Fractional Multiply Signed R1:R0 β (Rd x Rr) << 1 Z,C 2
FMULSU Rd, Rr Fractional Multiply Signed with Unsigned R1:R0 β (Rd x Rr) << 1 Z,C 2
BRANCH INSTRUCTIONS
RJMP k Relative Jump PC β PC + k + 1 None 2
IJMP Indirect Jump to (Z) PC β Z None 2
JMP k Direct Jump PC β k None 3
RCALL k Relative Subroutine Call PC β PC+k+1 None 3
ICALL Indirect Call to (Z) PC β Z None 3
CALL k Direct Subroutine Call PC β k None 4
RET Subroutine Return PC β STACK None 4
RETI Interrupt Return PC β STACK I 4
CPSE Rd,Rr Compare, Skip if Equal if (Rd = Rr) PC β PC + 2 or 3 None 1/2/3
CP Rd,Rr Compare Rd β Rr Z, N,V,C,H 1
CPC Rd,Rr Compare with Carry Rd β Rr β C Z, N,V,C,H 1
CPI Rd,K Compare Register with Immediate Rd β K Z, N,V,C,H 1
SBRC Rr, b Skip if Bit in Register Cleared if (Rr(b)=0) PC β PC + 2 or 3 None 1/2/3
SBRS Rr, b Skip if Bit in Register is Set if (Rr(b)=1) PC β PC + 2 or 3 None 1/2/3
SBIC P, b Skip if Bit in I/O Register Cleared if (P(b)=0) PC β PC + 2 or 3 None 1/2/3
SBIS P, b Skip if Bit in I/O Register is Set if (P(b)=1) PC β PC + 2 or 3 None 1/2/3
BRBS s,k BranchifStatusFlagSet if(SREG(s)=1)thenPCβPC+k + 1 None 1/2
BRBC s, k Branch if Status Flag Cleared if (SREG(s) = 0) then PCβPC+k + 1 None 1/2
BREQ k Branch if Equal if (Z = 1) then PC β PC + k + 1 None 1/2
BRNE k Branch if Not Equal if (Z = 0) then PC β PC + k + 1 None 1/2
BRCS k Branch if Carry Set if (C = 1) then PC β PC + k + 1 None 1/2
BRCC k Branch if Carry Cleared if (C = 0) then PC β PC + k + 1 None 1/2
BRSH k Branch if Same or Higher if (C = 0) then PC β PC + k + 1 None 1/2
BRLO k Branch if Lower if (C = 1) then PC β PC + k + 1 None 1/2
BRMI k Branch if Minus if (N = 1) then PC β PC + k + 1 None 1/2
BRPL k Branch if Plus if (N = 0) then PC β PC + k + 1 None 1/2
BRGE k Branch if Greater or Equal, Signed if (N β V= 0) then PC β PC + k + 1 None 1/2
BRLT k Branch if Less Than Zero, Signed if (N β V= 1) then PC β PC + k + 1 None 1/2
BRHS k Branch if Half Carry Flag Set if (H = 1) then PC β PC + k + 1 None 1/2
BRHC k Branch if Half Carry Flag Cleared if (H = 0) then PC β PC + k + 1 None 1/2
BRTS k Branch if T Flag Set if (T = 1) then PC β PC + k + 1 None 1/2
BRTC k Branch if T Flag Cleared if (T = 0) then PC β PC + k + 1 None 1/2
BRVS k Branch if Overflow Flag is Set if (V = 1) then PC β PC + k + 1 None 1/2
BRVC k Branch if Overflow Flag is Cleared if (V = 0) then PC β PC + k + 1 None 1/2
- Features 1
- ATmega169V/L 10
- DATA B U S 55
- 8-bit Timer/Counter0 78
- Timer/Counter Clock 79
- = (8-bit Comparator ) 80
- DATA BU S 80
- Compare Match Output 82
- 2514AβAVRβ08/02 149
- 2514AβAVRβ08/02 0M 317
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