Search found 3 matches

by KN4QLQ
Fri Dec 21, 2018 8:19 pm
Forum: OLED Screens
Topic: 1.3" OLED from Ham Radio Outlet now working
Replies: 15
Views: 7677

Re: 1.3" OLED from Ham Radio Outlet now working

OK, Epiphany, After reading these posts, I took the hotspot apart again and rechecked voltages. I'm getting 3.3 volts off the appropriate pins of the header, but only 0.66 volts off the pins on the shims. I will call HRO, but suspect the shims are bad.
by KN4QLQ
Fri Dec 21, 2018 7:50 pm
Forum: OLED Screens
Topic: 1.3" OLED from Ham Radio Outlet now working
Replies: 15
Views: 7677

Re: 1.3" OLED from Ham Radio Outlet now working

I'm also on a Zumspot board from HRO. I tried rebooting the board with the surface mount button. I've tried removing the zum board and connecting directly to the pins on the raspberry (to rule out shim problems) and the board did not light up. I know I'm getting three volts at the board. It just doe...
by KN4QLQ
Wed Dec 19, 2018 10:04 pm
Forum: OLED Screens
Topic: 1.3" OLED from Ham Radio Outlet now working
Replies: 15
Views: 7677

Re: 1.3" OLED from Ham Radio Outlet now working

I'm having the same problems. I had the HRO OLED and shim installed and working correctly. Then it stopped working. I've tried a different OLED with out successs. Tried both OLED's on a second raspberry and they worked. I've got 3.3 volts to the board. I've reloaded and set up pi-star without any lu...