SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 120

• 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

17.4.4
Register Name: SUPC_BOMR
Access Type: Read-write
• BODTH: Brownout Threshold
• BODSMPL: Brownout Sampling Period
120
31
23
15
BODSMPL
–
–
–
7
–
BODTH
0x5-0x7
AT91SAM7L128/64 Preliminary
0xC
0xD
0xA
0xB
0xE
0xF
0x0
0x1
0x2
0x3
0x4
Supply Controller Brownout Mode Register
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
0x9
30
22
14
–
–
–
6
–
Brownout Sampling Period
Brownout Detector disabled
Continuous Brownout Detector
Brownout Detector enabled one SLCK period every 32 SLCK periods
Brownout Detector enabled one SLCK period every 256 SLCK periods
Brownout Detector enabled one SLCK period every 2,048 SLCK periods
Reserved
29
21
13
–
–
–
5
–
BODRSTEN
28
20
12
–
–
4
–
Brownout Threshold
27
19
11
–
–
–
3
1.9 V
2.0 V
2.1 V
2.2 V
2.3 V
2.4 V
2.5 V
2.6 V
2.7 V
2.8 V
2.9 V
3.0 V
3.1 V
3.2 V
3.3 V
3.4 V
26
18
10
–
–
2
BODTH
BODSMPL
25
17
–
–
9
1
6257A–ATARM–20-Feb-08
24
16
–
–
8
0