Rainbow Electronics AT91CAP9S250A - Manual (Page 429)

429
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
31.5.11 Debug Unit Chip ID Extension Register
Name: DBGU_EXID
Access Type: Read-only
• EXID: Chip ID Extension
Reads 0 if the bit EXT in DBGU_CIDR is 0.
31.5.12 Debug Unit Force NTRST Register
Name: DBGU_FNR
Access Type: Read/Write
• 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.
31 30 29 28 27 26 25 24
EXID
23 22 21 20 19 18 17 16
EXID
15 14 13 12 11 10 9 8
EXID
7 6 5 4 3 2 1 0
EXID
31 30 29 28 27 26 25 24
– – – – – – – –
23 22 21 20 19 18 17 16
– – – – – – – –
15 14 13 12 11 10 9 8
– – – – – – – –
7 6 5 4 3 2 1 0
– – – – – – – FNTRST