[sebhc] RE: H8 tapes for Dave - archiving tapes?

Carroll Waddell CarrollWaddell at sc.rr.com
Thu Jul 8 16:57:12 CDT 2004

Just looking over some old emails.
On my H8, I have both an H8-4, H8-5, and H17 controller. I can run CP/M, 
HDOS, or tape software. The only thing I have to do is connect the H19 
terminal to the H8-5 board for tape software, or to the H8-4 board for 
disk software.

Lee Hart wrote:

>Dwight K. Elvey wrote:
>>I remember that you can have the tape card or the floppy
>>card but not both because of a port overlap. This should
>>be similar for the H8.
>Heath had two I/O decoder ROMs for the H89. The early one (444-43)
>decoded I/O addresses for the hard-sector controller board (H88-1),
>3-port serial board (H88-3), and the cassette board (H88-5).
>The later one (444-61) decoded I/O addresses for all 4 disk controller
>boards (H17, H37, H47, and H67) and the 3-port serial board, but *not*
>the cassette board.

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