83Plus:Ports:15

From WikiTI
Revision as of 12:40, 3 November 2011 by Thepenguin77 (Talk | contribs)

Jump to: navigation, search
This port only exists as a distinct port on the TI-83 Plus Silver Edition, the TI-84 Plus, and the TI-84 Plus Silver Edition. On the standard TI-83 Plus, it acts as a shadow of port 05.

Synopsis

Port Number: 15h

Function: ASIC Version

This port reports the ASIC version from which the number of ram pages and USB driver revision can be determined.

Read Values

  • 33 - TI-REF 83PL2M/TA2 - No USB driver and has 128KB of RAM
  • 44 - TI-REF 83PLUSB/TA2 - Uses old USB driver and has 128KB of RAM
  • 45 - TI-REF 84PLUSB/TA3 - Uses new USB driver and has 128KB of RAM
  • 55 - TI-REF 84PLC/TA1 - Uses new USB driver and has 48KB of RAM


Write Values

No effect

Comments

Even though this port is in the protected range, it can't be written to. So there's really no reason to call it protected.