AT32UC3C1512C Automotive Atmel Corporation, AT32UC3C1512C Automotive Datasheet - Page 948

• Manufacturer Part Number: AT32UC3C1512C Automotive
• Manufacturer: Atmel Corporation

32.7.3.9
Register Name:
Access Type:
Offset:
Reset Value:
• FLENHIGH: Frame Length
• FNUM: Frame Number
9166C–AVR-08/11
31
23
15
7
-
-
This field contains the 8 high-order bits of the 14-bits internal frame counter (frame counter at 12MHz, counter length is 12000
to ensure a SOF generation every 1 ms).
This field contains the current SOF number.
This field can be written by software to initialize a new frame number value. In this case, at the next SOF, the FNUM field takes
its new value
Host Frame Number Register
30
22
14
6
-
-
UHFNUM
Read/Write
0x0420
0x00000000
FNUM[4:0]
29
21
13
5
-
28
20
12
4
-
FLENHIGH
27
19
11
3
-
FNUM[10:5]
26
18
10
2
-
-
25
17
9
1
-
-
AT32UC3C
24
16
8
0
-
-
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