Dr. Franken II

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Unused Text#

The string

DEMO TIME

appears at 0x1658.

Z80 Monitor#

Starting at 0x1FAF2 is some text from the text-mode UI monitor of PDS, a PC-based "Programmer's Development System" commonly used by UK-based game developers to develop for an array of computers - and seemingly, the NES and Game Boy - throughout the 80s and early 90s.

------  PDS  Z80 MONITOR  ------                                                 
                                                                s - Start 
address  |  l - Length  |  r - Register                             e - End 
address    |  b - Byte    |  p - Bytes per line                       n - New 
address    |  w - Word    |  x - expression                                      
                                                      A [s,e[,w]]        - 
Analyze program |  O w                - Address offset   B x[,b]            - 
Change byte     |  P [w] , [b,b] , @x - Plot address     C s,e,n            - 
Copy block      |  Q b[,b]            - Read/Set option  D [s[,e]]          - 
Disassemble     |  R [r=x[,r=x...]]   - Update/Set reg   E s                - 
Enter a program |  S s,e,b[,b...]     - Search memory    F s,l,b[,b...]     - 
Fill memory     |  T [s]              - Enter tracer     G s                - 
Gosub address   |  U s,l[,p]          - Upload memory    J s                - 
Jump address    |  V x                - Nearest label    L                  - 
Loop            |  W x[,w]            - Change word      M [s]              - 
Modify memory   |  X x                - Evaluate         N b[,b...]         - 
Send byte       |  Z n                - Select ba