SAM7XC256 Atmel Corporation, SAM7XC256 Datasheet - Page 18

• Manufacturer Part Number: SAM7XC256
• 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

Preface
About this document
Intended audience
Using this manual
xviii
This document is a reference manual for the ARM7TDMI core.
This document has been written for experienced hardware and software engineers who
are working with the ARM7TDMI processor.
This document is organized into the following chapters:
Chapter 1 Introduction
Chapter 2 Programmer’s Model
Chapter 3 Memory Interface
Chapter 4 Coprocessor Interface
Chapter 5 Debug Interface
Chapter 6 Instruction Cycle Timings
Chapter 7 AC and DC Parameters
Appendix A Signal Description
Appendix B Debug in Depth
Copyright © 1994-2001. All rights reserved.
Introduction to the architecture.
32-bit ARM and 16-bit Thumb instruction sets.
Nonsequential, sequential, internal, and coprocessor register transfer
memory cycles.
Implementation of the specialized additional instructions for use with
coprocessors and a description of the interface.
ARM7TDMI core hardware extensions for advanced debugging to make
it simpler to develop application software, operating systems, and
hardware.
Instruction cycle timings.
AC and DC parameters, timing diagrams, definitions, and operating data.
ARM7TDMI core signals.
Further information on the debug interface and EmbeddedICE macrocell.
ARM DDI 0029G