Difference between revisions of "83Plus:Ports:89"
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Revision as of 21:00, 8 December 2010
Synopsis
Port Number: 89h
Function: USB Input-Enabled Pipes
This port is a bitmap of which pipes in the A0h-A7h range are enabled for intput. Similar to port 8A.
| 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 09. On the TI-83 Plus Silver Edition, this port has no effect. |
Read Values
- Bit 0: Probably always 0. (Just a guess)
- Bit 1: Set if pipe 1 is enabled for input.
- Bit 2: Set if pipe 2 is enabled for input.
- Bit 3: Set if pipe 3 is enabled for input.
- Bit 4: Hypothetically, set if pipe 4 is enabled for input.
- Bit 5: Hypothetically, set if pipe 5 is enabled for input.
- Bit 6: Hypothetically, set if pipe 6 is enabled for input.
- Bit 7: Hypothetically, set if pipe 7 is enabled for input.
Write Values
- No effect
