SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 18

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SAM7SE256

Manufacturer Part Number
SAM7SE256
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM7SE256

Flash (kbytes)
256 Kbytes
Pin Count
144
Max. Operating Frequency
48 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
88
Ext Interrupts
88
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
3
Ssc
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
External Bus Interface
1
Dram Memory
sdram
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
Yes / 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

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