SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 669
SAM7SE256
Manufacturer Part Number
SAM7SE256
Description
Manufacturer
Atmel Corporation
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
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25 AT91SAM Boot Program ..................................................................... 229
26 Peripheral DMA Controller (PDC) ....................................................... 235
27 Advanced Interrupt Controller (AIC) .................................................. 245
28 Clock Generator ................................................................................... 271
29 Power Management Controller (PMC) ................................................ 275
6222F–ATARM–14-Jan-11
25.1 Overview ............................................................................................................229
25.2 Flow Diagram ....................................................................................................229
25.3 Device Initialization ............................................................................................229
25.4 SAM-BA Boot ....................................................................................................230
25.5 Hardware and Software Constraints ..................................................................233
26.1 Overview ............................................................................................................235
26.2 Block Diagram ...................................................................................................235
26.3 Functional Description .......................................................................................236
26.4 Peripheral DMA Controller (PDC) User Interface .............................................238
27.1 Overview ............................................................................................................245
27.2 Block Diagram ...................................................................................................245
27.3 Application Block Diagram .................................................................................246
27.4 AIC Detailed Block Diagram ..............................................................................246
27.5 I/O Line Description ...........................................................................................246
27.6 Product Dependencies ......................................................................................247
27.7 Functional Description .......................................................................................248
27.8 Advanced Interrupt Controller (AIC) User Interface ...........................................260
28.1 Overview ............................................................................................................271
28.2 Slow Clock RC Oscillator ...................................................................................271
28.3 Main Oscillator ...................................................................................................271
28.4 Divider and PLL Block .......................................................................................273
29.1 Overview ............................................................................................................275
29.2 Master Clock Controller .....................................................................................275
29.3 Processor Clock Controller ................................................................................276
29.4 USB Clock Controller .........................................................................................276
29.5 Peripheral Clock Controller ................................................................................276
29.6 Programmable Clock Output Controller .............................................................277
29.7 Programming Sequence ....................................................................................277
29.8 Clock Switching Details .....................................................................................281
29.9 Power Management Controller (PMC) User Interface ......................................284
SAM7SE512/256/32
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