Search found 3 matches

by Davo
Sat Dec 26, 2015 1:00 pm
Forum: V-USB
Topic: USB-based PDP-10 blinkenlights
Replies: 0
Views: 2775

USB-based PDP-10 blinkenlights

Hopefully some of you know what the PDP-10 line of mainframes from Digital Equipment Corporation was. In 2004, Bob Armstrong of Spare Time Gizmos created the Panda Display, a parallel port device that displays the data bus and some other information about a PDP-10 emulated with klh10. Thus one can g...
by Davo
Sat Dec 26, 2015 12:44 pm
Forum: V-USB
Topic: v-usb and matrix led hangups
Replies: 1
Views: 1631

Re: v-usb and matrix led hangups

I'm going to chalk this up to late night blundering. I managed to get the avr to behave as expected. Still some testing.
by Davo
Thu Dec 24, 2015 5:58 am
Forum: V-USB
Topic: v-usb and matrix led hangups
Replies: 1
Views: 1631

v-usb and matrix led hangups

I'm trying to accept up to eight bytes through a USB port and display them on an 8x8 matrix controlled by a MAX7219. With some slight modifications to the hid-data example, I managed to do this. When I send bytes to the 328p, the display updates instantly, but then hidtool hangs like this for about ...