SAM7L64 Atmel Corporation, SAM7L64 Datasheet - Page 258
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SAM7L64
Manufacturer Part Number
SAM7L64
Description
Manufacturer
Atmel Corporation
Specifications of SAM7L64
Flash (kbytes)
64 Kbytes
Pin Count
144
Max. Operating Frequency
36 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
80
Ext Interrupts
80
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
3
Segment Lcd
40
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
4
Adc Resolution (bits)
10
Adc Speed (ksps)
460
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
6
Self Program Memory
YES
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)
1.8 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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Debug in Depth
B.12
B-40
The watchpoint registers
The two watchpoint units, known as Watchpoint 0 and Watchpoint 1, each contain three
pairs of registers:
•
•
•
Each register is independently programmable and has a unique address. The function
and mapping of the resisters is shown in Table B-5.
address value and address mask
data value and data mask
control value and control mask.
Copyright © 1994-2001. All rights reserved.
Table B-5 Function and mapping of EmbeddedICE registers
Address
00000
00001
00100
00101
01000
01001
01010
01011
01100
01101
10000
10001
10010
10011
10100
10101
Width
3
5
6
32
32
32
32
32
9
8
32
32
32
32
9
8
Debug control
Debug comms data register
Watchpoint 0 address value
Watchpoint 0 address mask
Watchpoint 0 data value
Watchpoint 0 data mask
Watchpoint 1 address value
Watchpoint 1 address mask
Watchpoint 1 data value
Watchpoint 1 data mask
Function
Debug status
Debug comms control register
Watchpoint 0 control value
Watchpoint 0 control mask
Watchpoint 1 control value
Watchpoint 1 control mask
ARM DDI 0029G
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