USB OTG - it´s better to be a master than a slave

USB OTG (On-The-Go) cable enables for example a simple connection of USB slave devices with a smartphone.

EYOOLD USB 3.0 to SATA and IDE Adapter, External Hard Drive Ultra Recovery Converter for Universal 2.5 3.5 IDE and SATA HDD SSD, 5.25-inch DVD/CD-ROM Optical Drive, Easy to Use

USB OTG Techs it easy

RS2 Detects but Not Assign USB-to-UART via USB OTG - Hardware integration - Emlid Community Forum

Which SPI Host Adapter Can I Use as an SPI Slave that Delivers a Large Enough Response for My Setup? - Total Phase

USB - Wikipedia

Solved: Modbus Communication between PC & RT app over RS 232 port on cRIO 9064/66 - NI Community

What is USB OTG and How to use it? - H2S Media

Connect USB to an Allen-Bradley PLC - 435USB - RTA, Inc.

Wireless Digital Audio

Cable Matters 2-Pack Micro USB OTG Adapter (Micro USB OTG Cable) 6 Inches : Cell Phones & Accessories

MIDI. Sorted. - Kenton Electronics

usb device - How to switch between usb host and slave mode on a micro usb programatically? - Electrical Engineering Stack Exchange

USB to MBUS slave module MBUS master slave communication debugging bus monitor TSS721 No spontaneity Self