System RAM
The System RAM unit is the only 16-bit RAM available in the Intellivision, and it is mapped into the Intellivision memory map from $0200-$035F.
| $0200-$02EF | BACKground TABle (BACKTAB) |
| $02F0-$02F0 | Used by the Executive ROM as a MOB GRAM Allocation Table Pointer |
| $02F1-$0318 | CP1610 Stack |
| $0319-$031C | Used by the Executive ROM for unknown purposes |
| $031D-$035C | Used by the Executive ROM as a MOB RAM data base |
| $035D-$035F | Used by the Executive ROM for unknown purposes |
Note that all of the System RAM is used by the STIC and the Executive ROM and is unavailable for general use by the program.