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ATXMEGA256A3U Datasheet, PDF (60/116 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA A3U Microcontroller
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Mnemonics
LD
Operands
Rd, -Y
Description
Load Indirect and Pre-Decrement
LDD
LD
LD
Rd, Y+q
Rd, Z
Rd, Z+
Load Indirect with Displacement
Load Indirect
Load Indirect and Post-Increment
LD
Rd, -Z
Load Indirect and Pre-Decrement
LDD
STS
ST
ST
Rd, Z+q
k, Rr
X, Rr
X+, Rr
Load Indirect with Displacement
Store Direct to Data Space
Store Indirect
Store Indirect and Post-Increment
ST
-X, Rr
Store Indirect and Pre-Decrement
ST
Y, Rr
Store Indirect
ST
Y+, Rr
Store Indirect and Post-Increment
ST
-Y, Rr
Store Indirect and Pre-Decrement
STD
ST
ST
Y+q, Rr
Z, Rr
Z+, Rr
Store Indirect with Displacement
Store Indirect
Store Indirect and Post-Increment
ST
STD
LPM
LPM
LPM
-Z, Rr
Z+q,Rr
Rd, Z
Rd, Z+
Store Indirect and Pre-Decrement
Store Indirect with Displacement
Load Program Memory
Load Program Memory
Load Program Memory and Post-Increment
ELPM
ELPM
ELPM
SPM
SPM
IN
OUT
PUSH
POP
XCH
Rd, Z
Rd, Z+
Z+
Rd, A
A, Rr
Rr
Rd
Z, Rd
Extended Load Program Memory
Extended Load Program Memory
Extended Load Program Memory and Post-
Increment
Store Program Memory
Store Program Memory and Post-Increment
by 2
In From I/O Location
Out To I/O Location
Push Register on Stack
Pop Register from Stack
Exchange RAM location
LAS
Z, Rd
Load and Set RAM location
LAC
Z, Rd
Load and Clear RAM location
8386A–AVR–07/11
XMEGA A3U
Operation
Y ← Y-1
Rd ← (Y)
Rd ← (Y + q)
Rd ← (Z)
Rd ← (Z),
Z ← Z+1
Z ← Z - 1,
Rd ← (Z)
Rd ← (Z + q)
(k) ← Rd
(X) ← Rr
(X) ← Rr,
X ← X+1
X ← X - 1,
(X) ← Rr
(Y) ← Rr
(Y) ← Rr,
Y ← Y+1
Y ← Y - 1,
(Y) ← Rr
(Y + q) ← Rr
(Z) ← Rr
(Z) ← Rr
Z ← Z+1
Z ← Z-1
(Z + q) ← Rr
R0 ← (Z)
Rd ← (Z)
Rd ← (Z),
Z ← Z+1
R0 ← (RAMPZ:Z)
Rd ← (RAMPZ:Z)
Rd ← (RAMPZ:Z),
Z ← Z+1
(RAMPZ:Z) ← R1:R0
(RAMPZ:Z) ← R1:R0,
Z ← Z+2
Rd ← I/O(A)
I/O(A) ← Rr
STACK ← Rr
Rd ← STACK
Temp ← Rd,
Rd ← (Z),
(Z) ← Temp
Temp ← Rd,
Rd ← (Z),
(Z) ← Temp v (Z)
(Z) ← ($FF – Rd) • (Z)
Rd ← (Z)
Flags
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
#Clocks
2(1)(2)
2(1)(2)
1(1)(2)
1(1)(2)
2(1)(2)
2(1)(2)
2(1)
1(1)
1(1)
2(1)
1(1)
1(1)
2(1)
2(1)
1(1)
1(1)
2(1)
2(1)
3
3
3
3
3
3
-
-
1
1
1(1)
2(1)
2
2
2
60
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