SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 183

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SAM7L128

Manufacturer Part Number
SAM7L128
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM7L128

Flash (kbytes)
128 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
22.4.1
Register Name:
Access Type:
• RXPTR: Receive Pointer Address
Address of the next receive transfer.
22.4.2
Register Name:
Access Type:
• RXCTR: Receive Counter Value
Number of receive transfers to be performed.
6257A–ATARM–20-Feb-08
31
23
15
31
23
15
7
7
PDC Receive Pointer Register
PDC Receive Counter Register
30
22
14
30
22
14
PERIPH_RPR
Read-write
6
PERIPH_RCR
Read-write
6
29
21
13
29
21
13
5
5
28
20
12
28
20
12
4
4
RXPTR
RXPTR
RXPTR
RXPTR
RXCTR
RXCTR
--
--
AT91SAM7L128/64 Preliminary
27
19
11
27
19
11
3
3
26
18
10
26
18
10
2
2
25
17
25
17
9
1
9
1
24
16
24
16
8
0
8
0
183

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