AT91FR40162S-CJ Atmel, AT91FR40162S-CJ Datasheet - Page 109

• Manufacturer Part Number: AT91FR40162S-CJ
• Description: IC ARM MCU FLASH 1K 121BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91FR40162S-CJ

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

15.3.2
Name:
Access:
Reset Value:
Offset:
• WDCLKS: Clock Selection
• HPCV: High Preload Counter Value (Code Label WD_HPCV)
Counter is preloaded when watchdog counter is restarted with bits 0 to 11 set (FFF) and bits 12 to 15 equaling HPCV.
• CKEY: Clock Access Key (Code Label WD_CKEY)
Used only when writing WD_CMR. CKEY is read as 0.
0x06E: Write access in WD_CMR is allowed.
Other value: Write access in WD_CMR is prohibited.
6174B–ATARM–07-Nov-05
0
0
1
1
CKEY
WDCLKS
31
23
15
–
–
7
WD Clock Mode Register
0
1
0
1
30
22
14
WD_CMR
Read/Write
0
0x04
–
–
6
–
Clock Selected
MCK/8
MCK/32
MCK/128
MCK/1024
29
21
13
–
–
5
28
20
12
–
–
4
CKEY
HPCV
27
19
11
–
–
3
AT91FR40162S Preliminary
26
18
10
WD_WDCLKS_MCK1024
–
–
2
WD_WDCLKS_MCK128
WD_WDCLKS_MCK32
WD_WDCLKS_MCK8
WD_WDCLKS
Code Label
25
17
–
–
9
1
WDCLKS
24
16
–
–
8
0
109