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0 votes
4 answers
538 views

I need to find a controller card for an Apple II 5.25 inch floppy drive, the 20 pin connector wont work on the 34 pin controller card I have

5 votes
1 answer
224 views

Getting garbled text when using ADTPro with Apple IIc and serial connection

51 votes
16 answers
19k views

How was it back then in 1984, when the Apple II had color, and the new Macintosh didn't?

8 votes
2 answers
907 views

What were MECC's specifications for a school computer in 1978?

4 votes
3 answers
204 views

ProDOS BASIC.SYSTEM overwrites RNDL ($4E) - how to get random numbers

9 votes
4 answers
1k views

Applesoft (pseudo) Random Numbers - alternatives?

2 votes
1 answer
198 views

What is likely cause for sudden auto-rebooting of Apple II+ with Disk II?

5 votes
1 answer
170 views

How Can Apple II DOS 3.3 Floppy Disks be Restored after Formatting with INIT?

31 votes
3 answers
6k views

What is DRAM refresh and why is the weird Apple II video memory layout affected by it?

7 votes
2 answers
373 views

How can I connect a PIA or VIA chip to the Apple IIc?

14 votes
2 answers
1k views

How was Prince of Persia "better/faster" with RWTS18?

8 votes
2 answers
1k views

Help understanding TAIPAN source code for the Apple II

3 votes
0 answers
155 views

Did any DOS 3.3 variants relocate start of BASIC?

12 votes
1 answer
2k views

Why are some soft switches on the Apple II only triggered with a write?

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