SAM7X128 Atmel Corporation, SAM7X128 Datasheet - Page 255
SAM7X128
Manufacturer Part Number
SAM7X128
Description
Manufacturer
Atmel Corporation
Specifications of SAM7X128
Flash (kbytes)
128 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
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
32
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
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B.11.2 Scan chain 1 cells
ARM DDI 0029G
The ARM7TDMI core provides data for scan chain 1 cells as listed in Table B-4.
Copyright © 1994-2001. All rights reserved.
Number
95
96
97
98
99
100
101
102
103
104
105
Table B-3 Scan chain 0 cells (continued)
Number
1
2
3
4
5
a. DCTL is an output from the processor
used to control the unidirectional data out
latch, DOUT[31:0]. The signal is not
visible from the periphery of the
ARM7TDMI core. DCTL is not
described further in this document.
Signal
A[10]
A[9]
A[8]
A[7]
A[6]
A[5]
A[4]
A[3]
A[2]
A[1]
A[0]
Table B-4 Scan chain 1 cells
Signal
D[0]
D[1]
D[2]
D[3]
D[4]
Debug in Depth
Type
Input/output
Input/output
Input/output
Input/output
Input/output
Type
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
B-37
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