ATSAM3X4EA-AU Atmel, ATSAM3X4EA-AU Datasheet - Page 903

• Manufacturer Part Number: ATSAM3X4EA-AU
• Description: ARM Microcontrollers - MCU QFP144,GREEN, IND TEMP, MRL A
• Manufacturer: Atmel

Specifications of ATSAM3X4EA-AU

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SAM3X
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 84 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 3.6 V
• Operating Temperature Range: - 40 C to +85 C
• Package / Case: LQFP-144
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 60

37.7.9
Name:
Address:
Access:
• WPEN: Write Protect Enable
0: disables the Write Protect if WPKEY corresponds to 0x54494D (“TIM” in ASCII).
1: enables the Write Protect if WPKEY corresponds to 0x54494D (“TIM” in ASCII).
Protects the registers:
• WPKEY: Write Protect KEY
This security code is needed to set/reset the WPROT bit value (see for details).
Must be filled with “TIM” ASCII code.
11057B–ATARM–28-May-12
11057B–ATARM–28-May-12
”TC Block Mode Register”
”TC Channel Mode Register: Capture Mode”
”TC Channel Mode Register: Waveform Mode”
”TC Fault Mode Register”
”TC Stepper Motor Mode Register”
”TC Register A”
”TC Register B”
”TC Register C”
31
23
15
7
–
TC Write Protect Mode Register
TC_WPMR
0x400800E4 (0), 0x400840E4 (1), 0x400880E4 (2)
Read-write
30
22
14
6
–
29
21
13
5
–
28
20
12
4
–
WPKEY
WPKEY
WPKEY
27
19
11
3
–
26
18
10
2
–
25
17
9
1
–
SAM3X/A
SAM3X/A
WPEN
24
16
8
0
903
903