AT91FR40162SB-CU-999 Atmel, AT91FR40162SB-CU-999 Datasheet - Page 143

• Manufacturer Part Number: AT91FR40162SB-CU-999
• Description: IC MCU 32BIT RISC 121BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91FR40162SB-CU-999

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 75MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Size: 2MB (1M x 16)
• Program Memory Type: FLASH
• Ram Size: 256K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 121-BGA
• Data Bus Width: 32 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

18.10.9
Name:
Access Type:Read/Write
Reset Value: 0
Offset:
• CD: Clock Divisor
This register has no effect if Synchronous Mode is selected with an external clock.
Notes:
6410B–ATARM–12-Jan-10
2 to 65535
31
23
15
–
–
7
1. Clock divisor bypass (CD = 1) must not be used when internal clock MCK is selected (USCLKS = 0).
2. In Synchronous Mode, the value programmed must be even to ensure a 50:50 mark:space ratio.
CD
0
1
USART Baud Rate Generator Register
US_BRGR
0x20
Effect
Disables Clock
Clock Divisor Bypass
Baud Rate (Asynchronous Mode) = Selected Clock / (16 x CD)
Baud Rate (Synchronous Mode) = Selected Clock / CD
30
22
14
–
–
6
29
21
13
–
–
5
(1)
28
20
12
–
–
4
CD
CD
27
19
11
–
–
3
(2)
26
18
10
–
–
2
AT91FR40162SB
25
17
–
–
9
1
24
16
–
–
8
0
143