SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 44

• Manufacturer Part Number: SAM7X256
• Manufacturer: Atmel Corporation

Specifications of SAM7X256

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 62
• Ext Interrupts: 62
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 3
• Can: 1
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 64
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

44
SAM7X512/256/128
Stack Pointer (ARM Register 13). Further instructions allow limited access to the ARM registers
8 to 15.
Table 11-3
Table 11-3.
Mnemonic
MOV
ADD
SUB
CMP
TST
AND
EOR
LSL
ASR
MUL
B
BX
LDR
LDRH
LDRB
LDRSH
LDMIA
PUSH
gives the Thumb instruction mnemonic list.
Operation
Move
Add
Subtract
Compare
Test
Logical AND
Logical Exclusive OR
Logical Shift Left
Arithmetic Shift Right
Multiply
Branch and Exchange
Load Word
Load Half Word
Load Byte
Load Signed Halfword
Load Multiple
Push Register to stack
Thumb Instruction Mnemonic List
Branch
SWI
Mnemonic
MVN
ADC
SBC
CMN
NEG
BIC
ORR
LSR
ROR
BL
STR
STRH
STRB
LDRSB
STMIA
POP
Operation
Move Not
Add with Carry
Subtract with Carry
Compare Negated
Negate
Bit Clear
Logical (inclusive) OR
Logical Shift Right
Rotate Right
Branch and Link
Software Interrupt
Store Word
Store Half Word
Store Byte
Load Signed Byte
Store Multiple
Pop Register from stack
6120I–ATARM–06-Apr-11