1194639455

1194639455



Mnemonics

Operands

Description

Operation

Flags

#Clocks

BRANCH INSTRUC1

IONS

RJMP

k

Relatlve Jump

PC *- PC + k + 1

Nonę

2

IJMP

IndirectJumpto (Z)

PC<-Z

Nonę

2

RCALL

k

Relalive Subrouline Cali

PC <- PC + k + 1

Nonę

3

ICALL

Indirect Cali to (Z)

PC-eZ

Nonę

3

RET

Subroutine Return

PC 4- STACK

Nonę

4

RETI

Interrupt Return

PC <- STACK

I

4

CPSE

Rd.Rr

Compare. Skip If Equal

if (Rd = Rr) PC 4- PC + 2 or 3

Nonę

1 /2/3

CP

Rd.Rr

Compare

Rd-Rr

Z. N.V,C.H

1

CPC

Rd.Rr

Compare wlth Carry

Rd - Rr-C

Z. N.V.C.H

1

CPI

Rd.K

Compare Register wlth Immediate

Rd-K

Z. N,V.C.H

1

SBRC

Rr.b

Skip If Bit in Register Cleared

If (Rr(b)=0) PC«- PC + 2 or 3

Nonę

1 /2/3

SBRS

Rr.b

Skip if Bit in Register is Set

if (Rr(b)=1) PC <- PC + 2 or 3

Nonę

1 / 2/3

SBIC

P.b

Skip if Bit in VO Register Cleared

if (P(b)=0) PC <- PC + 2 or3

Nonę

1 /2/3

SBIS

P.b

Skip if Bit in VO Register is Set

if (P(b)=1) PC 4- PC + 2 or 3

Nonę

1 /2/3

BRBS

s. k

Branch if Status Flag Set

if (SREG(s) = 1) then PC<-PC*k + 1

Nonę

1/2

BRBC

s. k

Branch if Status Flag Cleared

if (SREG(s) = 0) then PCe-PC-fk + 1

Nonę

1/2

BREQ

k

Branch if Equal

if (Z = 1) then PC <- PC + k + 1

Nonę

1/2

BRNĘ

k

Branch if Not Equal

If (Z = 0) then PC <- PC + k + 1

Nonę

1/2

BROS

k

Branch If Carry Set

If <C = 1) then PC«- PC + k + 1

Nonę

1/2

BRCC

k

Branch if Carry Cleared

If (C = 0) then PC <- PC + k + 1

Nonę

1/2

BRSH

k

Branch If Same or Hlgher

if (C = 0) then PC^PC + k + 1

Nonę

1/2

BRLO

k

Branch if Lower

if (C = 1) then PC 4- PC + k +1

Nonę

1/2

BRMI

k

Branch if Minus

if (N = 1) then PC 4- PC + k + 1

Nonę

1/2

BRPL

k

Branch if Plus

if (N = 0) then PC 4- PC 4 k + 1

Nonę

1/2

BRGE

k

Branch if Greater or Equal. Signed

if (N e V= 0) then PC 4- PC + k + 1

Nonę

1/2

BRLT

k

Branch if Less Than Zero. Signed

if (N $ V= 1) then PC 4- PC + k + 1

Nonę

1/2

BRHS

k

Branch If Half Carry Flag Set

If (H = 1) then PC 4- PC + k + 1

Nonę

1/2

BRHC

k

Branch If Hall Carry Flag Cleared

If (H = 0) then PC 4- pc + k +1

Nonę

1/2

BRTS

k

Branch If T Flag Set

If (T = 1) then PC <- PC + k + 1

Nonę

1/2

BRTC

k

Branch if T Flag Cleared

if (T = 0) then PC <- PC + k + 1

Nonę

1/2

BRVS

k

Branch if Oerflow Flag Is Set

if (V = 1) then PC 4- PC + k 4 1

Nonę

1/2

BRVC

k

Branch if Overflow Flag is Cleared

if (V = 0) then PC 4- PC + k + 1

Nonę

1/2

BRIE

k

Branch if Interrupt Enabled

if (1 = 1) then PC 4-PC + k + 1

Nonę

1/2

BRID

k

Branch if Interrupt Disabled

if (I = 0) then PC 4- PC + k + 1

Nonę

1/2



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