ISP1362EE/01 PHILIPS [NXP Semiconductors], ISP1362EE/01 Datasheet - Page 125

• Manufacturer Part Number: ISP1362EE/01
• Description: Single-chip Universal Serial Bus On-The-Go controller
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Table 133: DcScratch Information register: bit allocation
9397 750 12337
Product data
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
R/W
15
W
7
0
7
0
-
-
16.3.3 DcScratch register (R/W: B3H/B2H)
16.3.4 DcFrameNumber register (R: B4H)
Table 132: DcLock register: bit description
This command accesses the 16-bit DcScratch register, which can be used by the
firmware to save and restore information. For example, the device status before
powering down in the ‘suspend’ state. The register bit allocation is given in
Code (Hex): B2/B3 — write or read DcScratch register
Transaction — write or read 2 bytes (code or data)
reserved
Table 134: DcScratch Information register: bit description
This command returns the frame number of the last successfully received SOF. It is
followed by reading one word from the DcFrameNumber register, containing the
frame number. The DcFrameNumber register is shown in
Remark: After a bus reset, the value of the DcFrameNumber register is undefined.
Code (Hex): B4 — read frame number
Transaction — read 1 or 2 bytes (code or data)
Bit
15 to 0
Bit
15 to 13
12 to 0
R/W
14
W
6
0
6
0
-
-
Symbol
UNLOCK[15:0]
Symbol
-
SFIR[12:0]
R/W
13
W
5
1
5
0
-
-
Rev. 03 — 06 January 2004
UNLOCK[7:0] = 37H
Description
reserved; must be logic 0
Scratch Information register
R/W
R/W
Description
Sending data AA37H unlocks the internal registers and buffer
memory for writing, following a ‘resume’.
12
W
4
1
0
4
0
SFIR[7:0]
R/W
R/W
11
W
3
0
0
3
0
SFIR[12:8]
Single-chip USB OTG controller
R/W
R/W
10
W
2
1
0
2
0
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Table
135.
R/W
R/W
W
1
1
9
0
1
0
ISP1362
Table
125 of 150
R/W
R/W
W
0
1
8
0
0
0
133.