SAM7S512 Atmel Corporation, SAM7S512 Datasheet - Page 227
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SAM7S512
Manufacturer Part Number
SAM7S512
Description
Manufacturer
Atmel Corporation
Specifications of SAM7S512
Flash (kbytes)
512 Kbytes
Pin Count
64
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
32
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)
64
Self Program Memory
NO
Dram Memory
No
Nand Interface
No
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
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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B.5
ARM DDI 0029G
B.5.1
Public instructions
EXTEST (0000)
Table B-1 lists the public instructions.
In the following instruction descriptions, TDI and TMS are sampled on the rising edge
of TCK and all output transitions on TDO occur as a result of the falling edge of TCK.
The following sections describe:
•
•
•
•
•
•
•
•
•
•
The selected scan chain is placed in test mode by the EXTEST instruction.
EXTEST (0000) on page B-9
SCAN_N (0010) on page B-10
SAMPLE/PRELOAD (0011) on page B-10
RESTART (0100) on page B-10
CLAMP (0101) on page B-11
HIGHZ (0111) on page B-11
CLAMPZ (1001) on page B-11
INTEST (1100) on page B-12
IDCODE (1110) on page B-12
BYPASS (1111) on page B-12.
Copyright © 1994-2001. All rights reserved.
Instruction
EXTEST
SCAN_N
SAMPLE/PRELOAD
RESTART
CLAMP
HIGHZ
CLAMPZ
INTEST
IDCODE
BYPASS
Table B-1 Public instructions
Binary
0000
0010
0011
0100
0101
0111
1001
1100
1110
1111
Hexadecimal
0x0
0x2
0x3
0x4
0x5
0x7
0x9
0xC
0xE
0xF
Debug in Depth
B-9
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