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TUSB4041IPAP 数据表(PDF) 13 Page - Texas Instruments

部件名 TUSB4041IPAP
功能描述  TUSB4041I Four-Port USB 2.0 Hub
PDF  48 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

TUSB4041IPAP 数据表(HTML) 13 Page - Texas Instruments

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TUSB4041I
www.ti.com
SLLSEK3E – JULY 2015 – REVISED SEPTEMBER 2017
Product Folder Links: TUSB4041I
Submit Documentation Feedback
Copyright © 2015–2017, Texas Instruments Incorporated
8.3.3 One-Time Programmable Configuration
The TUSB4041I device allows device configuration through one-time programmable (OTP) non-volatile memory.
The programming of the OTP is supported using vendor-defined USB device requests. Contact TI for details
using the OTP features
Table 2 lists features that can be configured using the OTP.
Table 2. OTP Configurable Features
CONFIGURATION REGISTER
OFFSET
BIT FIELD
DESCRIPTION
REG_01h
[7:0]
Vendor ID LSB
REG_02h
[7:0]
Vendor ID MSB
REG_03h
[7:0]
Product ID LSB
REG_04h
[7:0]
Product ID MSB
REG_07h
[0]
Port-removable configuration for downstream ports 1. OTP configuration is
inverse of rmbl[3:0], that is 1 = not removable, 0 = removable.
REG_07h
[1]
Port-removable configuration for downstream ports 2. OTP configuration is
inverse of rmbl[3:0], that is 1 = not removable, 0 = removable.
REG_07h
[2]
Port-removable configuration for downstream ports 3. OTP configuration is
inverse of rmbl[3:0], that is 1 = not removable, 0 = removable.
REG_07h
[3]
Port-removable configuration for downstream ports 4. OTP configuration is
inverse of rmbl[3:0], that is 1 = not removable, 0 = removable.
REG_0Ah
[3]
Enable device attach detection
REG_0Ah
[4]
High-current divider mode enable
REG_0Bh
[0]
USB 2.0 port polarity configuration for downstream ports 1
REG_0Bh
[1]
USB 2.0 port polarity configuration for downstream ports 2
REG_0Bh
[2]
USB 2.0 port polarity configuration for downstream ports 3
REG_0Bh
[3]
USB 2.0 port polarity configuration for downstream ports 4
REG_F0h
[3:1]
USB power switch power-on delay



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