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USB3813 Scheda tecnica(PDF) 20 Page - Microchip Technology

Il numero della parte USB3813
Spiegazioni elettronici  USB 2.0 Hi-Speed 3-Port Hub Controller
PDF  57 Pages
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Produttore elettronici  MICROCHIP [Microchip Technology]
Homepage  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB3813 Scheda tecnica(HTML) 20 Page - Microchip Technology

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USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
Datasheet
DS00001715A-page 20
 2014 Microchip Technology Inc.
Figure 5.1 Hub Operational Mode Flowchart
External
SPI ROM
present?
YES
NO
Run from
Internal ROM
Run From
External SPI ROM
REFCLK
Present
NO
Load BC registers
On RO
YES
REFCLK
Present
YES
NO
YES
Dead Battery
Bond Option
Run BC Detect
On RO
NO
(BC_INIT)
(SW_INIT)
(WAITREF)
SMBus or I2C
Present?
SOC Done?
Do SMBus or I2C
Initialization
NO
(SOC_CFG)
YES
YES
NO
Combine OTP
Config Data
Config Load
From Internal ROM
SW Upstream
BC detection
(CHGDET)
Hub Connect
(Hub.Connect)
(CONFIG)
Normal
operation
(HW_INIT)



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