Microchip OS81092 ePhy Evaluation Board (B20003)

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Detailed Description

An on-board PIC32MX795 External Host Controller (EHC) is available for development of custom application code or use of application code provided by Microchip. An integrated OS85650 I/O Companion Chip (IOC) provides I/O port expansion for additional application flexibility. The OS81110 cPhy Board also supports power management, controlled by the MPM85000 Automotive Power management Device (PwrMgr), a MOST specification compliant power management device.

OS81092 ePhy Evaluation Board (B20003) - a complete MOST50 Network device, utilizing the Microchip OS81092 (INIC) device. An on-board PIC32MX795 External Host Controller (EHC) is available for development of custom application code or use of application code provided by Microchip. An integrated Microchip OS85650/2 (IOC) device provides I/O port expansion for additional application flexibility. The OS81092 ePhy Board also supports power management, controlled by the Microchip MPM85000 Power Manager Device (PwrMgr), a MOST specification compliant power management device.

Board Features

• Integrated Intelligent Network Interface Controller (INIC) [1]
• Electrical Physical Layer (ePHY) interface to a MOST50 Network
• Integrated I/O Companion (IOC), including DTCP coprocessor
• Integrated External Host Controller (EHC), supporting:
  • Single-wire CAN interface in conjunction with on-board CAN PHY device
  • USB host functionality with connection to external device(s) using standard Type A receptacle
  • UART connection to on-board CommBridge (for USB debug print terminal output on PC)
• Feature set expansion via Daughter Board and Auxiliary connectors supporting additional application options (e.g. video sourcing/sinking and low frequency signal tunneling)
• Stereo audio capabilities (via INIC or IOC Streaming Port), supporting:
  • sourcing stereo audio to the network from an on-board line-level input jack, and
  • sinking stereo audio from the network and driving an on-board headphone jack
• MOST-compliant power management capabilities, including:
  • Network activity detection
  • Control of switched application power regulators (3.3 V and 1.8 V supplies)
  • Continuous 3.3 V power supply
• EHC Reset generator based on 3.3 V switched power
  • INIC and IOC reset generator, powered by 3.3V switched power, conditional on 1.8V switched power
  • Support for MOST Sleep Mode with very low quiescent current
  • INIC power management, including voltage level reporting per levels defined in the MOST Specification 3.0 [5]
  • Support for wakeup signaling and MOST System Test via MOST Electrical Control Line [6]
  • Serial interface for configuration and status information
• Application LEDs
• WAKE/SLEEP switch (ON_SW to MPM85000)
• Reset Switches
• DIP switches
• Rotary switch
• Power switch
• ePhy/ power / ECL connector
• Lock LED
• USB debug print and flashing port

    Package Contents

• Microchip OS81092 ePhy Evaluation board (DB81092PCB5.A)

microchip.com

Other Names:

OS81092 ePhy Evaluation Board B20003, OS81092 ePhy Evaluation Board B20003