参数资料
型号: S1C621A0F0A0100
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP80
封装: QFP-80
文件页数: 16/161页
文件大小: 1037K
代理商: S1C621A0F0A0100
113
32000D–04/2011
AVR32
9.3.8
Instruction Flow
Table 9-8.
Instruction Flow
Mnemonics
Operands / Syntax
Description
Operation
Rev
br{cond3}
C
disp
Branch if condition satisfied.
if (cond3)
PC
← PC + (SE(disp8)<<1)
1
br{cond4}
E
disp
if (cond4)
PC
← PC + (SE(disp21)<<1)
1
rjmp
C
disp
Relative jump.
PC
← PC + (SE(disp10)<<1)
1
acall
C
disp
Application call
LR
← PC + 2
PC
← (ACBA + (ZE(disp8)<<2))
1
icall
C
Rd
Register inderect call.
LR
← PC + 2
PC
← Rd
1
mcall
E
Rp[disp]
Memory call.
LR
← PC + 4
PC
← *((Rp && 0xFFFF_FFFC) +
(SE(disp16)<<2))
1
rcall
Cdisp
Relative call.
LR
← PC + 2
PC
← PC + (SE(disp10)<<1)
1
Edisp
LR
← PC + 4
PC
← PC + (SE(disp21)<<1)
1
scall
C
Supervisor call
See Instruction Set Reference.
1
sscall
C
Secure State call
See Instruction Set Reference.
1
ret{cond4}
C
Rs
Conditional return from subroutine with
move and test of return value.
if (Rs != {SP, PC})
R12
← Rs
PC
←LR
1
Conditional return from subroutine with
return of false value.
if (Rs = LR)
R12
← -1
PC
←LR
1
Conditional return from subroutine with
return of false value.
if (Rs = SP)
R12
← 0
PC
←LR
1
Conditional return from subroutine with
return of true value.
if (Rs = PC)
R12
← 1
PC
←LR
1
retd
C
Return from debug mode
SR
←RSR_DBG
PC
←LR_DBG
1
rete
C
Return from event handler
See Instruction Set Reference.
1
rets
C
Return from supervisor call
See Instruction Set Reference.
1
retss
C
Return from secure state
See Instruction Set Reference.
1
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