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HP-41CY re-initialization ROM
12-07-2019, 07:31 PM (This post was last modified: 12-08-2019 03:57 PM by Sylvain Cote.)
Post: #39
RE: HP-41CY re-initialization ROM
(11-22-2019 09:20 PM)Jurgen Keller Wrote:  I'm still wondering if there is a notable difference between "-RAMBOX 32" and "-RAMBOX 1B". Any idea?

Code:
+ ---------------- + ---------------- + ---------------- + ---------------- +
|    XROM 16,XX    |    XROM 31,XX    |    XROM 30,XX    |    XROM 31,XX    |
+ ---------------- + ---------------- + ---------------- + ---------------- +
| XR  FUNCTION     | XR  FUNCTION     | XR  FUNCTION     | XR  FUNCTION     |
+ --  ------------ + --  ------------ + --  ------------ + --  ------------ +
Code:
| 00  -RAMBOX 32   | 00  -RAMBOX 32   | 00  -RAMBOX 1B   | 00  -RAMBOX a/b  |
| 01  BUFLNG?      | 01  BUFLNG?      | 01  BUFLNG?      | 01  BUFLNG?      |
| 02  CLLSTFL      | 02  CLLSTFL      | 02  CLLSTFL      | 02  CLLSTFL      |
| 03  CLPG         | 03  CLPG         | 03  CLPG         | 03  CLPG         |
| 04  CLRFL        | 04  CLRFL        | 04  CLRFL        | 04  CLRFL        |
| 05  COPYPG       | 05  COPYPG       | 05  COPYPG       | 05  COPYPG       |
| 06  CRDIR        | 06  CRDIR        | 06  CRDIR        | 06  CRDIR        |
| 07  CRFLBUF      | 07  CRFLBUF      | 07  CRFLBUF      | 07  CRFLBUF      |
Code:
| 08  CRFLDTA      | 08  CRFLDTA      | 08  CRFLDTA      | 08  CRFLDTA      |
| 09  CRFLKEY      | 09  CRFLKEY      | 09  CRFLKEY      | 09  CRFLKEY      |
| 10  ENDPG        | 10  ENDPG        | 10  ENDPG        | 10  ENDPG        |
| 11  FNC?         | 11  FNC?         | 11  FNC?         | 11  FNC?         |
| 12  FRBYT?       | 12  FRBYT?       | 12  FRBYT?       | 12  FRBYT?       |
| 13  GTBUF        | 13  GTBUF        | 13  GTBUF        | 13  GTBUF        |
| 14  GTKEY        | 14  GTKEY        | 14  GTKEY        | 14  GTKEY        |
| 15  GTREG        | 15  GTREG        | 15  GTREG        | 15  GTREG        |
Code:
| 16  GTREGX       | 16  GTREGX       | 16  GTREGX       | 16  GTREGX       |
| 17  GTREGXY      | 17  GTREGXY      | 17  GTREGXY      | 17  GTREGXY      |
| 18  INITPG       | 18  INITPG       | 18  INITPG       | 18  INITPG       |
| 19  KEYAS?       | 19  KEYAS?       | 19  KEYAS?       | 19  KEYAS?       |
| 20  LDBUF        | 20  LDBUF        | 20  LDBUF        | 20  LDBUF        |
| 21  LDKEY        | 21  LDKEY        | 21  LDKEY        | 21  LDKEY        |
| 22  LDPGM        | 22  LDPGM        | 22  LDPGM        | 22  LDPGM        |
| 23  LDREG        | 23  LDREG        | 23  LDREG        | 23  LDREG        |
Code:
| 24  LDREGX       | 24  LDREGX       | 24  LDREGX       | 24  LDREGX       |
| 25  LDREGXY      | 25  LDREGXY      | 25  LDREGXY      | 25  LDREGXY      |
| 26  PG?          | 26  PG?          | 26  PG?          | 26  PG?          |
| 27  PGSUM        | 27  PGSUM        | 27  PGSUM        | 27  PGSUM        |
| 28  PTCT         | 28  PTCT         | 28  PTCT         | 28  PTCT         |
| 29  READPG       | 29  READPG       | 29  READPG       | 29  READPG       |
| 30  SETPRV       | 30  SETPRV       | 30  SETPRV       | 30  SETPRV       |
| 31  UNPTCT       | 31  UNPTCT       | 31  UNPTCT       | 31  UNPTCT       |
Code:
| 32  WRTPG        | 32  WRTPG        | 32  WRTPG        | 32  WRTPG        |
| 33  XQ>XR        | 33  XQ>XR        | 33  XQ>XR        | 33  XQ>XR        |
|                  |                  | 34  'PRFAT       | 34  BLKA         |
|                  |                  |                  | 35  PG01         |
|                  |                  |                  | 36  PG10         |
|                  |                  |                  | 37  BLKB         |
+ ---------------- + ---------------- + ---------------- + ---------------- +

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[Image: PRFAT.jpg]
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Messages In This Thread
RE: HP-41CY re-initialization ROM - PeterP - 11-03-2019, 06:19 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-04-2019, 03:48 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-06-2019, 03:36 PM
RE: HP-41CY re-initialization ROM - CY-CL - 10-27-2019, 04:16 PM
RE: HP-41CY re-initialization ROM - hth - 11-03-2019, 05:59 PM
RE: HP-41CY re-initialization ROM - hth - 11-03-2019, 08:32 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-06-2019, 03:39 PM
RE: HP-41CY re-initialization ROM - hth - 11-06-2019, 07:45 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-06-2019, 07:45 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-09-2019, 08:21 PM
RE: HP-41CY re-initialization ROM - PeterP - 11-09-2019, 08:19 PM
RE: HP-41CY re-initialization ROM - Sylvain Cote - 12-07-2019 07:31 PM
RE: HP-41CY re-initialization ROM - CY-CL - 12-27-2019, 07:32 PM



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