Product Specs

11 NVMC — Non-volatile memory controller
Page
31
Bit number
Id
Reset 0x00000000
31 30
0 0
29
0
28
0
27
0
26
0
25
0
24
0
23 22 21 20
0 0 0 0
19
0
18
0
17
0
16
0
15
0
14
0
13
0
12
0
11
0
10
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
A
0
Id RW Field
Value Id
Value
Description
A R READY NVMC is ready or busy
Busy 0 NVMC is busy (on-going write or erase operation)
Ready 1 NVMC is ready
11.7.2 CONFIG
Address offset: 0x504
Configuration register
Bit number
Id
Reset 0x00000000
31 30
0 0
29
0
28
0
27
0
26
0
25
0
24
0
23 22 21 20
0 0 0 0
19
0
18
0
17
0
16
0
15
0
14
0
13
0
12
0
11
0
10
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
A
0
0
A
0
Id RW Field
Value Id
Value
Description
A RW WEN Program memory access mode. It is strongly recommended
to only activate erase and write modes when they are actively
used. Enabling write or erase will invalidate the cache and keep
it invalidated.
Ren 0 Read only access
Wen 1 Write Enabled
Een 2 Erase enabled
11.7.3 ERASEPAGE
Address offset: 0x508
Register for erasing a page in Code area
Bit number
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
Id
A A
A
A
A
A
A
A
A A A A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Reset 0x00000000
0 0
0
0
0
0
0
0
0 0 0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Id
RW Field
Value Id
Value
Description
A RW ERASEPAGE Register for starting erase of a page in Code area
The value is the address to the page to be erased. (Addresses of
first word in page). Note that code erase has to be enabled by
CONFIG.EEN before the page can be erased. Attempts to erase
pages that are outside the code area may result in undesirable
behaviour, e.g. the wrong page may be erased.
11.7.4 ERASEPCR1 ( Deprecated )
Address offset: 0x508
Register for erasing a page in Code area. Equivalent to ERASEPAGE.
Bit number
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
Id
A A
A
A
A
A
A
A
A A A A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Reset 0x00000000
0 0
0
0
0
0
0
0
0 0 0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Id
RW Field
Value Id
Value
Description
A RW ERASEPCR1 Register for erasing a page in Code area. Equivalent to
ERASEPAGE.
11.7.5 ERASEALL
Address offset: 0x50C
Register for erasing all non-volatile user memory