[Coco] Kip's Single Board Computer
RETRO Innovations
go4retro at go4retro.com
Fri Sep 18 17:38:54 EDT 2015
No schematics, but it's a simple setup:
6309/6809:
Vcc to 5V
Vss to GND
HALT, MRDY, DMA, FIRQ,RESET, IRQ, NMI all pulled to Vcc via 10K
resistors
10uF cap from RESET to GROUND
8MHz crystal on Xtal and Extal
22pF caps from Xtal to GND and Extal to GND
Jim
On September 18, 2015 at 5:34 PM camillus1 <camillus.b.58 at gmail.com>
wrote:
Any schematics that we can study?
On 9/18/2015 4:18:55 PM, RETRO Innovations <go4retro at go4retro.com>
wrote:
The unit is a Hitachi 6309C, and I tried both a crystal and I also
tried to connect up a functioning 8MHz oscillator. No dice.
Jim
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