isp1160 NXP Semiconductors, isp1160 Datasheet - Page 47

• Manufacturer Part Number: isp1160
• Description: Isp1160 Embedded Universal Serial Bus Host Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 26:
9397 750 13963
Product data
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
HcLSThreshold register: bit allocation
R/W
R/W
R/W
R/W
31
23
15
R
7
0
0
0
0
7
0
10.2.4 HcLSThreshold register (R/W: 11H/91H)
Table 25:
The HcLSThreshold register contains an 11-bit value used by the HC to determine
whether to commit to the transfer of a maximum of 8-byte LS packet before EOF.
Neither the HC nor the HCD is allowed to change this value.
Code (Hex): 11 — read
Code (Hex): 91 — write
Bit
31 to 16
15 to 0
R/W
R/W
R/W
R/W
30
22
14
R
6
0
0
0
0
6
0
HcFmNumber register: bit description
Symbol
FN[15:0]
reserved
R/W
R/W
R/W
R/W
29
21
13
R
5
0
0
0
0
5
1
Rev. 05 — 24 December 2004
Description
reserved
FrameNumber: This is incremented when HcFmRemaining is
reloaded. It rolls over to 0000H after FFFFH. When the
USBOperational state is entered, this will be incremented
automatically. The HC will set bit StartofFrame in the
HcInterruptStatus register.
R/W
R/W
R/W
R/W
28
20
12
R
4
0
0
0
0
4
0
reserved
reserved
LST[7:0]
FN[7:0]
R/W
R/W
R/W
R/W
27
19
11
R
3
0
0
0
0
3
1
Embedded USB Host Controller
R/W
R/W
R/W
R/W
26
18
10
R
2
0
0
0
1
2
0
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
LST[10:8]
R/W
R/W
R/W
R/W
25
17
R
1
0
0
0
9
1
1
0
ISP1160
R/W
R/W
R/W
R/W
24
16
R
0
0
0
0
8
0
0
0
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