CXD5602 User Manual
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3.6.5.2.12
RtPostCnt(0x40)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Post
RO
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Post
RO
bit[31:0] : Post[31:0] (PostCounter value when RtPostCnt was read)
The following are differences from Rd(Post/Pre)Cnt.
There is no need to issue a Read Request (
RdReq
).
After you write “1” on
RdReq
, there is no restriction to wait for
RdReq
to become 0.
Restriction on the use of this register
AS for
Rt(Post/Pre)Cnt,
read
RtPostCnt
before reading
RtPreCnt.
If relation between CK_APB and CK_RTC (RTC Clock (32.768kHz)) is “frequency of CK_APB <
frequency of CK_RTC
×
10”, do not read
Rt(Post/Pre)Cnt.
The value cannot be guaranteed.
3.6.5.2.13
RtPreCnt(0x44)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reserved
-
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Rese
rved
Pre
-
RO
bit[14:0] : Pre[14:0] (PreCounter value when PostCounter was read)
By reading this register, you can see the PreCounter value at the point of time when you read RtPostCnt.
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