ISP1521BEUM ST-Ericsson Inc, ISP1521BEUM Datasheet - Page 28

• Manufacturer Part Number: ISP1521BEUM
• Description: IC USB HUB CONTROLLER HS 80-LQFP
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1521BEUM

• Controller Type: USB Hub
• Interface: I²C
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Other names: 568-1884-2; ISP1521BE,518; ISP1521BE-T

Table 23.
[1]
[2]
[3]
Table 24.
CD00222695
Product data sheet
Request
Feature
Clear Device Feature
(Remote_Wakeup)
Clear Endpoint (1)
Feature (Halt/Stall)
Set Device Feature
(Remote_Wakeup)
Set Endpoint (1)
Feature (Halt/Stall)
Status
Get Device Status
Get Interface Status
Get Endpoint (0) Status
Get Endpoint (1) Status
Request
Descriptor
Get Hub Descriptor
Feature
Clear Hub Feature
(C_LOCAL_POWER)
Clear Port Feature
Set Port Feature
Status
Get Hub Status
Get Port Status
TT
ClearTTBuffer
ResetTT
GetTTState
Device address: 0 to 127.
Returned value in bytes.
MSB specifies endpoint direction: 0 = OUT, 1 = IN. The ISP1521 accepts either value.
Standard USB requests
Hub class requests
11.2 Hub class requests
Table 24
bmRequestType
byte 0
(bits 7 to 0)
0000 0000
0000 0010
0000 0000
0000 0010
1000 0000
1000 0001
1000 0010
1000 0010
bmRequestType
byte 0
(bits 7 to 0)
1010 0000
0010 0000
0010 0011
0010 0011
1010 0000
1010 0011
0010 0011
0010 0000
1010 0011
shows hub class requests.
…continued
bRequest
byte 1
(hex)
01
01
03
03
00
00
00
00
bRequest
byte 1
(hex)
06
01
01
03
00
00
08
09
10
Rev. 07 — 4 February 2010
wValue
bytes 2, 3
(hex)
01, 00
00, 00
01, 00
00, 00
00, 00
00, 00
00, 00
00, 00
wValue
bytes 2, 3
(hex)
descriptor type
and index
00, 00
feature
feature
00, 00
00, 00
Dev_Addr,
EP_nr
00, 00
TT-flags
[2]
[2]
, 00
, 00
wIndex
bytes 4, 5
(hex)
00/80, 00
00, 00
81, 00
00, 00
81, 00
00, 00
00, 00
81, 00
wIndex
bytes 4, 5
(hex)
00, 00
00, 00
port
port
00, 00
port
01, 00
01, 00
01, 00
[3]
[3]
[3]
[3]
, 00
, 00
, 00
wLength
bytes 6, 7
(hex)
00, 00
00, 00
00, 00
00, 00
02, 00
02, 00
02, 00
02, 00
Hi-Speed USB hub controller
wLength
bytes 6, 7
(hex)
length
00, 00
00, 00
00, 00
04, 00
04, 00
00, 00
00, 00
-
[4]
[1]
Data response
none
none
none
none
device status
zero
endpoint 0 status
endpoint 1 status
© ST-ERICSSON 2010. All rights reserved.
Data
descriptor
none
none
none
hub status and
change status
port status and
change status
none
none
TT state
ISP1521
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