M55800A Atmel Corporation, M55800A Datasheet - Page 227
M55800A
Manufacturer Part Number
M55800A
Description
Manufacturer
Atmel Corporation
Datasheets
1.M40800.pdf
(284 pages)
2.M40800.pdf
(153 pages)
3.M55800A.pdf
(29 pages)
4.M55800A.pdf
(256 pages)
5.M55800A.pdf
(28 pages)
Specifications of M55800A
Flash (kbytes)
0 Kbytes
Pin Count
176
Max. Operating Frequency
33 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
58
Ext Interrupts
58
Usb Speed
No
Usb Interface
No
Spi
1
Uart
3
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
72
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
8
Self Program Memory
NO
External Bus Interface
1
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
3.3/5.0
Fpu
No
Mpu / Mmu
no / no
Timers
6
Output Compare Channels
6
Input Capture Channels
6
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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