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This port only exists on the the TI-84 Plus and the TI-84 Plus Silver Edition. On the standard TI-83 Plus, it acts as a shadow of port 01. On the TI-83 Plus Silver Edition, this port has no effect.


Port Number: 49

Function: USB transceiver status

This provides the raw status of signals from the USB transceiver. Probably not too useful.

Read Values

  • Bit 0: Means something
  • Bit 1: USB+ line
  • Bit 2: USB- line
  • Bit 3: Means something
  • Bit 4: Possible something to do with low/full speed status
  • Bits 5-7: No function

Write Values

This port is read-only.