ISP1161A1BMGA STEricsson, ISP1161A1BMGA Datasheet - Page 104
ISP1161A1BMGA
Manufacturer Part Number
ISP1161A1BMGA
Description
Manufacturer
STEricsson
Datasheet
1.ISP1161A1BMGA.pdf
(137 pages)
Specifications of ISP1161A1BMGA
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Lead Free Status / RoHS Status
Compliant
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Table 101. DcScratch register: bit allocation
ISP1161A1_5
Product data sheet
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
13.3.3 DcScratch register (R/W: B3H/B2H)
13.3.4 Read Frame Number (R: B4H)
R/W
15
7
0
7
Table 100. Lock register: bit description
This command accesses the 16-bit DcScratch register, which can be used by the firmware
to save and restore information, e.g., the device status before powering down in ‘suspend’
state. The register bit allocation is given in
Code (Hex): B2/B3 — write/read Scratch register
Transaction — write/read 1 word
Table 102. DcScratch 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 word
Bit
15 to 0
Bit
15 to 13
12 to 0
reserved
R/W
14
6
0
6
Symbol
UNLOCK[15:0]
Symbol
-
SFIR[12:0]
R/W
13
5
0
5
Rev. 05 — 29 September 2009
Description
reserved; must be logic 0
Scratch Information register
Description
Sending data AA37H unlocks the internal registers and FIFOs for
writing, following a ‘resume’.
R/W
12
4
UNLOCKL[7:0]
0
4
SFIRL[7:0]
37H
00H
R/W
W
Table
USB single-chip host and device controller
R/W
11
3
0
3
101.
Table
SFIRH[4:0]
R/W
10
103.
2
0
2
ISP1161A1
© ST-ERICSSON 2009. All rights reserved.
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1
9
0
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R/W
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