ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 60

• Manufacturer Part Number: ATXMEGA256A3-MU
• Description: 8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
• Manufacturer: Atmel

Specifications of ATXMEGA256A3-MU

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: AVR
• Data Bus Width: 8 bit/16 bit
• Maximum Clock Frequency: 32 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: QFN EP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 8
• Data Rom Size: 4 KB
• Interface Type: I2C, SPI, USART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 50
• Number Of Timers: 7
• Processor Series: ATXMega
• Program Memory Type: Flash
• Factory Pack Quantity: 260
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.6 V

8068T–AVR–12/10
Mnemonics
ROL
ROR
ASR
SWAP
BSET
BCLR
SBI
CBI
BST
BLD
SEC
CLC
SEN
CLN
SEZ
CLZ
SEI
CLI
SES
CLS
SEV
CLV
SET
CLT
SEH
CLH
BREAK
NOP
SLEEP
WDR
Operands
Rd
Rd
Rd
Rd
s
s
A, b
A, b
Rr, b
Rd, b
Description
Rotate Left Through Carry
Rotate Right Through Carry
Arithmetic Shift Right
Swap Nibbles
Flag Set
Flag Clear
Set Bit in I/O Register
Clear Bit in I/O Register
Bit Store from Register to T
Bit load from T to Register
Set Carry
Clear Carry
Set Negative Flag
Clear Negative Flag
Set Zero Flag
Clear Zero Flag
Global Interrupt Enable
Global Interrupt Disable
Set Signed Test Flag
Clear Signed Test Flag
Set Two’s Complement Overflow
Clear Two’s Complement Overflow
Set T in SREG
Clear T in SREG
Set Half Carry Flag in SREG
Clear Half Carry Flag in SREG
Break
No Operation
Sleep
Watchdog Reset
Notes:
1. Cycle times for Data memory accesses assume internal memory accesses, and are not valid
2. One extra cycle must be added when accessing Internal SRAM.
for accesses via the external RAM interface.
MCU Control Instructions
(See specific descr. for BREAK)
(see specific descr. for Sleep)
(see specific descr. for WDR)
SREG(s)
SREG(s)
I/O(A, b)
I/O(A, b)
Rd(n+1)
Rd(3..0)
Rd(0)
Rd(7)
Rd(n)
Rd(n)
Rd(b)
Operation
C
C
C
C
N
N
H
H
T
Z
Z
S
S
V
V
T
T
I
I
←
←
←
←
←
←
←
↔
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
C,
Rd(n),
Rd(7)
C,
Rd(n+1),
Rd(0)
Rd(n+1), n=0..6
Rd(7..4)
1
0
1
0
Rr(b)
T
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
XMEGA A3
Flags
Z,C,N,V,H
Z,C,N,V
Z,C,N,V
None
SREG(s)
SREG(s)
None
None
T
None
C
C
N
N
Z
Z
I
I
S
S
V
V
T
T
H
H
None
None
None
None
#Clocks
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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