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AN2437

Title:
AN2437 USB-to-GPIO Bridging with Microchip USB47xx and USB49xx Hubs
Name:
AN2437
Date:
11/05/2018
Author:
Andrew Rogers
Description:
The USB-to-GPIO Bridging feature of Microchip’s USB47xx and USB49xx hubs provides system designers expanded system control and potential BOM reduction. General Purpose Input/Outputs (GPIOs) may be used for any general 3.3V-level digital control and input functions. Commands may be sent from the USB Host to the internal Hub Feature Controller device in the Microchip hub to perform the following functions: •Set the direction of the GPIO (input or output) •Enable a pull-up resistor •Enable a pull-down resistor •Read the state •Set the state
Keywords:
USB47xx, USB49xx
 
 Application Notes & Source Code
 Last Updated
Size
 
  AN2437
  11/06/2018
  1083KB
 Silicon Products
Last Updated
  USB4715
  10/27/2017