at91sam9260-cj ATMEL Corporation, at91sam9260-cj Datasheet - Page 331

• Manufacturer Part Number: at91sam9260-cj
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

28.5.11
Name:
Access Type:
• EXID: Chip ID Extension
Reads 0 if the bit EXT in DBGU_CIDR is 0.
28.5.12
Name:
Access Type:
• FNTRST: Force NTRST
0 = NTRST of the ARM processor’s TAP controller is driven by the power_on_reset signal.
1 = NTRST of the ARM processor’s TAP controller is held low.
6221G–ATARM–31-Jan-08
31
23
15
31
23
15
–
–
–
–
7
7
Debug Unit Chip ID Extension Register
Debug Unit Force NTRST Register
30
22
14
30
22
14
–
–
–
–
6
6
DBGU_FNR
Read-write
DBGU_EXID
Read-only
29
21
13
29
21
13
–
–
–
5
–
5
28
20
12
28
20
12
–
–
–
4
–
4
EXID
EXID
EXID
EXID
27
19
11
–
–
–
–
27
19
11
3
3
26
18
10
–
–
–
–
2
26
18
10
2
AT91SAM9260
25
17
–
–
–
–
9
1
25
17
9
1
FNTRST
24
16
24
16
–
–
8
–
0
8
0
331