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Does anyone know how to set the 502 board ACIA to 9600?

Posted: Fri Sep 13, 2019 2:09 am
by Jeff
Hi All,

Does anyone know how to wire the ACIA on the 502 board to run at 9600 baud?

I eventually want to hook up a TTL to USB device to this instead of the cassette.

/Jeff

Re: Does anyone know how to set the 502 board ACIA to 9600?

Posted: Sun Sep 29, 2019 12:12 am
by MK14HAK
Jeff, see 430 board manual.

4800 R15 = 6K8 ; R16 = 2K2 ( I use 4800 as CEGMON MC load crashes at 9600 )

9600 R15 = 3K6 ; R16 + 100R

C7 = 1000pf = 1NF = .001UF =102

502_9600baud.jpg
502_9600baud.jpg (41.2 KiB) Viewed 4841 times

Re: Does anyone know how to set the 502 board ACIA to 9600?

Posted: Thu Oct 03, 2019 2:40 am
by Jeff
Thanks. I will investigate.

/Jeff