re-initialize PDP 11 BASIC?

william degnan billdegnan at gmail.com
Thu Jun 30 14:44:28 CDT 2016


On Thu, Jun 30, 2016 at 3:20 PM, Don North <north at alum.mit.edu> wrote:

> On 6/30/2016 10:29 AM, william degnan wrote:
>
>> I seem to remember there is an entry point that one can use to
>> reinitialize
>> BASIC already loaded into core memory, with the intention of re-answering
>> the questions about MEMORY SIZE, Use SIN?, etc.  Is this correct?  I
>> looked
>> in the docs I have b ut I could not find it.  If no one has this info I
>> will have to disassemble, IN a HEX editor I see the questions are all at
>> the end.
>>
>> -- Bill
>>
>> After loading the basic papertape, start it at 16104 to get to the config
> dialog.
> Type a '?'<ret>  in response to the *O prompt to get the long form dialog.
>
> Don
>
>
> *Downloads[504] pdp11 basic.ini**
> **
> **PDP-11 simulator V4.0-0 Beta        git commit id: d8aafde7**
> **Disabling XQ**
> **load basic.pt**
> **run 16104**
> **
> **PDP-11 BASIC, VERSION 007A**
> ***O ?**
> **DO YOU NEED THE EXTENDED FUNCTIONS?Y**
> **HIGH-SPEED READER/PUNCH?N**
> **SET UP THE EXTERNAL FUNCTION?N**
> **MEMORY?**
> **READY**
> **100 FOR I = 1 TO 10**
> **110 PRINT I,I*I,I*I*I**
> **120 NEXT I**
> **130 END**
> **RUN**
> ** 1             1             1**
> ** 2             4             8**
> ** 3             9             27**
> ** 4             16            64**
> ** 5             25            125**
> ** 6             36            216**
> ** 7             49            343**
> ** 8             64            512**
> ** 9             81            729**
> ** 10            100           1000**
> **
> **STOP AT LINE  130**
> **READY**
> *
>
>
Thanks.  From the console M9312

L 16104 [enter]
S [enter]

perfect, works.

Bill


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