SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 411

• 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

30.7.9
Name:
Access Type:Read-write
• CD: Clock Divider
• FP: Fractional Part
0: Fractional divider is disabled.
1 - 7: Baudrate resolution, defined by FP x 1/8.
6257A–ATARM–20-Feb-08
31
23
15
–
–
7
1 to 65535
USART Baud Rate Generator Register
CD
0
US_BRGR
30
22
14
–
–
6
Baud Rate =
Selected Clock/16/CD
OVER = 0
29
21
13
–
–
5
SYNC = 0
USART_MODE
Baud Rate =
Selected Clock/8/CD
28
20
12
–
–
4
OVER = 1
CD
CD
Baud Rate Clock Disabled
AT91SAM7L128/64 Preliminary
≠
ISO7816
27
19
11
–
–
3
Baud Rate =
Selected Clock /CD
SYNC = 1
26
18
10
–
2
FP–
25
17
–
9
1
Baud Rate = Selected
Clock/CD/FI_DI_RATIO
USART_MODE =
ISO7816
24
16
–
8
0
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