SAM7XC256 Atmel Corporation, SAM7XC256 Datasheet - Page 47
SAM7XC256
Manufacturer Part Number
SAM7XC256
Description
Manufacturer
Atmel Corporation
Specifications of SAM7XC256
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
Dac Resolution (bits)
No
Temp. Sensor
No
Crypto Engine
AES/DES
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
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Chapter 2
Programmer’s Model
ARM DDI 0029G
This chapter describes the ARM7TDMI core programmer’s model. It contains the
following sections:
•
•
•
•
•
•
•
•
•
•
About the programmer’s model on page 2-2
Processor operating states on page 2-3
Memory formats on page 2-4
Data types on page 2-6
Operating modes on page 2-7
Registers on page 2-8
The program status registers on page 2-13
Exceptions on page 2-16
Interrupt latencies on page 2-23
Reset on page 2-24.
Copyright © 1994-2001. All rights reserved.
2-1
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