Difference between revisions of "PDP-8 Front Panel"
Jump to navigation
Jump to search
Blwikiadmin (talk | contribs) |
Blwikiadmin (talk | contribs) |
||
Line 2: | Line 2: | ||
== Features == | == Features == | ||
+ | |||
+ | * 12 LEDs | ||
+ | ** Display options: PC, Memory Address, Memory Data, Accumulator | ||
+ | * Value Slide Switches | ||
+ | ** Enter values: PC, Memory Address, Memory Data, Accumulator | ||
+ | * Display select pushbutton | ||
+ | ** Cycles between PC, Memory Address, Memory Data, Accumulator | ||
+ | * Pushbutton Switches | ||
+ | ** STEP pushbutton | ||
+ | ** LDPC pushbutton - Load PC from Value Slide Switches | ||
+ | ** DEP pushbutton - Store value from Value Slide Switches to memory | ||
+ | ** LDA pushbutton - Store value from Value Slide Switches to Accumulator | ||
+ | ** RES - Reset pushbutton - resets CPU | ||
+ | ** PB1 - spare | ||
+ | * LNK - Link value slide switch | ||
+ | * DISP LEDs | ||
+ | ** PC - 12 LEDs display Program Counter value | ||
+ | ** PC - 12 LEDs display Memory Address value | ||
+ | ** PC - 12 LEDs display Memory Data value | ||
+ | ** PC - 12 LEDs display Accumulator value | ||
+ | * LINK LED - Displays Link value | ||
+ | * FN1 spare LED | ||
+ | * RUN/HALT slide switch | ||
+ | * PWR - Power LED | ||
+ | |||
+ | == PDP-8 FPGA Design == | ||
+ | |||
+ | == Real PDP-8i Front Panel == | ||
+ | |||
+ | [[File:PDP-8i_FrontPanel_720px.jpg]] |
Revision as of 13:27, 18 April 2021
Features
- 12 LEDs
- Display options: PC, Memory Address, Memory Data, Accumulator
- Value Slide Switches
- Enter values: PC, Memory Address, Memory Data, Accumulator
- Display select pushbutton
- Cycles between PC, Memory Address, Memory Data, Accumulator
- Pushbutton Switches
- STEP pushbutton
- LDPC pushbutton - Load PC from Value Slide Switches
- DEP pushbutton - Store value from Value Slide Switches to memory
- LDA pushbutton - Store value from Value Slide Switches to Accumulator
- RES - Reset pushbutton - resets CPU
- PB1 - spare
- LNK - Link value slide switch
- DISP LEDs
- PC - 12 LEDs display Program Counter value
- PC - 12 LEDs display Memory Address value
- PC - 12 LEDs display Memory Data value
- PC - 12 LEDs display Accumulator value
- LINK LED - Displays Link value
- FN1 spare LED
- RUN/HALT slide switch
- PWR - Power LED