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USB3503 Datenblatt(PDF) 16 Page - Microchip Technology

Teilenummer USB3503
Bauteilbeschribung  USB 2.0 HSIC High-Speed Hub Controller Optimized
PDF  73 Pages
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Hersteller  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB3503 Datenblatt(HTML) 16 Page - Microchip Technology

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USB3503
DS00001584B-page 16
 2011-2015 Microchip Technology Inc.
FIGURE 4-1:
MODES OF OPERATION FLOWCHART
Hub Communication Stage
(USB Traffic)
Hub Connect Stage
Hub Configuration Stage
Hub Wait RefClk Stage
Start
(SOC Set Pin RESET_N=0)
Host Enumerates and
Configures Hub
Host Initiates Data Transfers
to Downstream Devices
SOC Set Pin RESET_N=0
System to
power down
HSIC I/F
N
Y
Legend
Hub Mode
Standby
Mode
Hub Initialization Stage
Core Regulator Enabled
Power-On-Reset
PLL Synchronization
Timeout or
I2C Write
SP_ILOCK.
config_n=1
I2C Write
Wait for
I2C bit
SP_ILOCK.config_n=0
Timeout
SP_ILOCK.
config_n
0
1
REF_CLK available
N
Wait for
REF_CLK
Y
Wait for Pin
HUB_CONNECT=1
OR I2C bit
SP_ILOCK.connect_n=0



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