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by eriksson25
Sun Nov 04, 2018 8:58 pm
Forum: Device Tree
Topic: STICKY: Device Tree Forum Area README
Replies: 9
Views: 14842

Re: STICKY: Device Tree Forum Area README

Noob in need of help. Been reading about overlays until my head is spinning. I have a runing Rasbian system with kernel 4.14.71+ I need to edit the w1-gpio overlay. But on my system I only find the dtb0 in /boot/overlays/ I have found the dts on github (actualy not for my kernel since it says "folde...
by eriksson25
Wed Mar 29, 2017 8:53 am
Forum: Beginners
Topic: Best expander for high current consumtions
Replies: 5
Views: 962

Re: Best expander for high current consumtions

Well well It must have been the powersupply after all. The bench test worked out fine. I tried the 1k limit resistor aswell and could see the pin load drop from 4,5mA to 1,8. So thank you for that. But it dosent explain the problem in my case. I will do a test of the powersupply when I have the time...
by eriksson25
Sun Mar 26, 2017 4:05 pm
Forum: Beginners
Topic: Best expander for high current consumtions
Replies: 5
Views: 962

Re: Best expander for high current consumtions

each relay need 15-20mA The wording in the link is rather confusing. What needs 15-20mA? The whole boards or each relay or each input? So you must look at the schematics and know how to read them. Maybe not your strongest point. Let me help you: Luckily I have studied that board before. Safety firs...
by eriksson25
Sat Mar 25, 2017 10:02 am
Forum: Beginners
Topic: Best expander for high current consumtions
Replies: 5
Views: 962

Best expander for high current consumtions

Hi, need some advice. I am trying to controll 4 sainsmart 16 channel relay modules https://www.sainsmart.com/16-channel-12v-relay-module-for-pic-arm-avr-dsp-arduino-msp430-ttl-logic.html For this I got 2 IO Pi Plus expanders https://www.abelectronics.co.uk/p/54/IO-Pi-Plus . The problem is that each ...
by eriksson25
Fri Aug 24, 2012 9:49 pm
Forum: General discussion
Topic: HDMI CEC and XBMC
Replies: 98
Views: 180354

Re: HDMI CEC and XBMC

No longer using http to talk to XBMC (using UDP instead) meaning no need to remember to enable the built-in web server) and this also external key mapping making it easier to tailor. Hi man, What do you mean by external key mapping? I have a sony Bravia and everything is working perfect exept that ...

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