SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 122

• 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

17.4.5
Register Name: SUPC_MR
Access Type: Read-write
• LCDOUT: LCD Charge Pump Output Voltage Selection
• LCDMODE: LCD Power Supply Mode
122
31
23
15
LCDMODE
–
–
7
–
LCDOUT
AT91SAM7L128/64 Preliminary
0xC
0xD
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
0x9
0xA
0xB
0xE
0xF
0x0
Supply Controller Mode Register
30
22
14
–
–
6
–
The internal supply source and the external supply source are both deselected and the on-chip charge
pump is turned off.
LCD Charge Pump Output Voltage
2.400 V
2.467 V
2.533 V
2.600 V
2.667 V
2.733 V
2.800 V
2.867 V
2.933 V
3.000 V
3.067 V
3.133 V
3.200 V
3.267 V
3.333 V
3.400 V
LCD Controller Power Supply
29
21
13
–
–
5
LCDMODE
OSCBYPASS
VRRSTEN
28
20
12
4
KEY
FLASHON
27
19
11
3
VRVDD
RTON
26
18
10
2
LCDOUT
SRAMON
25
17
9
1
6257A–ATARM–20-Feb-08
VRDEEP
24
16
–
8
0