SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 508

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

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

34.7.2
Name:
Access:
Reset Value: 0x00000000
• COMSEL: Selection of the Number of Common
(Taken into account when the SLCDC is disabled.)
• SEGSEL: Selection of the Number of Segments
(Taken into account when the SLCDC is disabled.)
508
SEGSEL5
COMSEL3
...
31
23
15
0
0
0
1
1
1
7
-
-
-
-
0
0
0
0
0
0
0
0
1
1
AT91SAM7L128/64 Preliminary
SLCDC Mode Register
SLCDC_MR
Read-write
SEGSEL4
...
0
0
0
0
0
0
30
22
14
6
-
-
-
-
COMSEL2
SEGSEL3
0
0
0
0
1
1
1
1
0
0
...
0
0
0
0
0
0
29
21
13
5
-
-
BIAS
SEGSEL2
COMSEL1
...
0
0
0
1
1
1
0
0
1
1
0
0
1
1
0
0
28
20
12
s
4
-
-
SEGSEL1
...
0
0
1
0
1
1
COMSEL0
27
19
11
3
-
0
1
0
1
0
1
0
1
0
1
SEGSEL0
SEGSEL
...
0
1
0
1
0
1
26
18
10
2
-
I/O Port in Use as
Segment Driver
BUFTIME
COMSEL
COM Pin
COM0:1
COM0:2
COM0:3
COM0:4
COM0:5
COM0:6
COM0:7
COM0:8
COM0:9
SEG0:37
SEG0:38
SEG0:39
COM0
SEG0:1
SEG0
SEG0
...
25
17
9
1
-
6257A–ATARM–20-Feb-08
I/O Port Pin
Number of
Segments
Maximum
COM1:9
COM2:9
COM3:9
COM4:9
COM5:9
COM6:9
COM7:9
COM8:9
COM9
None
LPMODE
38
39
40
...
1
2
3
24
16
8
0