Search found 25 matches

by TilenB
Wed May 24, 2017 12:27 pm
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

Your volume pot wiring is wrong, yes. From the image the wiring should go (from left to right): 1 - Ground 2 - R In 3 - L In 4 - L Out 5 - R Out Re-wire and report back!! This is how I solved the problem: First of all I disconnected the low lass filter and all wiring from the amp etc., then I conne...
by TilenB
Mon May 22, 2017 8:21 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

https://www.adafruit.com/product/987 also I'm using this amp and a 32 ohm 0.5W speaker
by TilenB
Mon May 22, 2017 8:19 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

Thump52 wrote:
Mon May 22, 2017 8:17 am
From the looks of your volume wheel, the 1st pin should be ground, I have the same wheel and had not issues before, hope this helps..
I'll try adding the wheel back in later thanks, but the wheel couldn't be why i dont hear a thing or?
by TilenB
Mon May 22, 2017 8:17 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

Also i tested the connection to the speaker with a multimeter it gets from the gpio 18 to the speaker + through the amp and all and the - on the speaker is connected to ground..
by TilenB
Mon May 22, 2017 7:57 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

I took the volume wheel out, because I wasn't sure about the wiring.. so now the filter is connected directly to the amp.
by TilenB
Mon May 22, 2017 6:47 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

Lphillimore wrote:
Fri May 19, 2017 6:42 pm
You got any photos? Also s screenshot of for config??
Update:
I can hear the noise through the speaker but not actual sounds, I tried the force 3.5mm thing, but alsa says It's not even enabled.
As far as xonfig goes I have added the dtoverlay line.
by TilenB
Fri May 19, 2017 1:21 pm
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

could the volume wheel be the problem?..
Pins from left to right:
1- empty
2- R out
3- R in
4- empty
5-ground
by TilenB
Fri May 19, 2017 1:10 pm
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

nah still cant get it to work I really dont know what the problem is
by TilenB
Fri May 19, 2017 12:30 pm
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

Lphillimore wrote:
Thu May 18, 2017 2:57 pm
@TilenB - how did you get on?
I resoldered it now I'm gonna do the programming again I'll tell you if it works when I'm done
by TilenB
Wed May 17, 2017 3:43 am
Forum: General Chat (Game Boy Zero)
Topic: Sound output pwm wont work(SOLVED)
Replies: 20
Views: 20722

Re: Sound output pwm wont work

this is my wiring on the rpi red cable is pin 18 i think or have I counted wrong?