SAM7X128 Atmel Corporation, SAM7X128 Datasheet - Page 140

• Manufacturer Part Number: SAM7X128
• Manufacturer: Atmel Corporation

Specifications of SAM7X128

• Flash (kbytes): 128 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): 32
• 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

21.5
140
Hardware and Software Constraints
SAM7X512/256/128
Table 21-4.
Table 21-5.
Device
SAM7X512
SAM7X256
SAM7X128
Peripheral
DBGU
DBGU
• SAM-BA boot copies itself in the SRAM and uses a block of internal SRAM for variables and
• USB requirements:
stacks. The remaining available size for the user code is 122880 bytes for SAM7x512, 57344
bytes for SAM7X256 and 24576 bytes for SAM7X128.
– pull-up on DDP
– 18.432 MHz Quartz
User Area Addresses
Pins Driven during Boot Program Execution
Start Address
0x202000
0x202000
0x202000
Pin
DRXD
DTXD
End Address
0x220000
0x210000
0x208000
Size (bytes)
122880
57344
24576
PIO Line
6120I–ATARM–06-Apr-11
PA27
PA28