Table of Contents
Advertisement
3. Register Details
3.3.32
Port0:17Eh-17Fh / Port1:37Eh-37Fh H_FrameNumber_H,L
(Host FrameNumber High, Low)
Base Address: Port0=000h, Port1=200h
Mode
Ofst Adrs
Host
17Eh-17Fh
H_FrameNumber_H,L
This indicates the USB frame number updated each time an SOF token is sent.
Note:
The reset value for this register is the value that can be read by power management in the ACTIVE state.
The reset value is read as 0000h in all other states.
Bit15-11
Reserved
Bit10-0
FrameNumber [10:0]
Indicates FrameNumber for the SOF packet to be sent.
350
Register Name
R/W
15:
14:
13:
12:
11:
10: FrameNumber [10]
9: FrameNumber [9]
8: FrameNumber [8]
7: FrameNumber [7]
6: FrameNumber [6]
R/W
5: FrameNumber [5]
4: FrameNumber [4]
3: FrameNumber [3]
2: FrameNumber [2]
1: FrameNumber [1]
0: FrameNumber [0]
Bit Symbol
0:
0:
0:
0:
0:
Frame Number
EPSON
S2R72V18 Technical Manual (Rev.1.00)
Description
1:
1:
1:
1:
1:
Reset
07FFh
Advertisement
Table of Contents
