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: 8/161页
文件大小: 1037K
代理商: S1C621A0F0A0100
106
32000D–04/2011
AVR32
9.3
Instruction Set Summary
9.3.1
Architecture revision
Unless otherwise noted, all instructions are part of revision 1 of the AVR32 architecture. The fol-
lowing instructions were added in revision 2, none were removed:
movh Rd, imm
{add, sub, and, or, eor}{cond4}, Rd, Rx, Ry
ld.{sb, ub, sh, uh, w}{cond4} Rd, Rp[disp]
st.{b, h, w}{cond4} Rp[disp], Rs
rsub{cond4} Rd, imm
9.3.2
Arithmetic Operations
Table 9-2.
Arithmetic Operations
Mnemonics
Operands / Syntax
Description
Operation
Rev
abs
C
Rd
Absolute value.
Rd
← |Rd|
1
acr
C
Rd
Add carry to register.
Rd
← Rd + C
1
adc
E
Rd, Rx, Ry
Add with carry.
Rd
← Rx + Ry + C
1
add
C
Rd, Rs
Add.
Rd
← Rd + Rs
1
E
Rd, Rx, Ry << sa
Add shifted.
Rd
← Rx + (Ry<<sa2)
1
add{cond4}
E
Rd, Rx, Ry
Add if condition satisfied.
if (cond4) Rd
← Rx + Ry
2
addabs
E
Rd, Rx, Ry
Add with absolute value.
Rd
← Rx + |Ry|
1
cp.b
E
Rd, Rs
Compare Byte
Rd - Rs
1
cp.h
E
Rd, Rs
Compare Halfword
Rd - Rs
1
cp.w
CRd, Rs
Compare.
Rd - Rs
1
C
Rd, imm
Rd - SE(imm6)
1
E
Rd, imm
Rd - SE(imm21)
1
cpc
CRd
Compare with carry.
Rd - C
1
E
Rd, Rs
Rd - Rs - C
1
max
E
Rd, Rx, Ry
Return signed maximum
Rd
← max(Rx, Ry)
1
min
E
Rd, Rx, Ry
Return signed minimum
Rd
← min(Rx, Ry)
1
neg
C
Rd
Two’s Complement.
Rd
← 0 - Rd
1
rsub
CRd, Rs
Reverse subtract.
Rd
← Rs - Rd
1
E
Rd, Rs, imm
Rd
← SE(imm8) - Rs
1
rsub{cond4}
E
Rd, imm
Reverse subtract immediate if condition
satisfied.
if (cond4) Rd
← SE(imm8) - Rd
2
sbc
E
Rd, Rx, Ry
Subtract with carry.
Rd
← Rx - Ry - C
1
scr
C
Rd
Subtract carry from register.
Rd
← Rd - C
1
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