Search found 13 matches

by Roel
Thu Jan 29, 2026 9:42 am
Forum: Rotary Un-Smartphone Builders
Topic: serial output startup
Replies: 1
Views: 136

Re: serial output startup

And when i Connect with Putty i do not get any responses back from the arduino…

Any AT command are Not responsive..
Is something wrong with the LARA..?
Does it react Even when the sim is Not working..?

Lots of questions..
Is there somebody out there..where this works..?

Roel
by Roel
Wed Jan 28, 2026 2:45 pm
Forum: Rotary Un-Smartphone Builders
Topic: serial output startup
Replies: 1
Views: 136

serial output startup

HI,

Me again, trying to get deeper and deeper into the firmware.. understanding only a little..

Now I found a way to see the serial data at 115200 Baud.. 9600 no result.
Most of the time the dail is working, missing now and then a digit.

But something is wrong with the LARA, see attached serial ...
by Roel
Mon Jan 26, 2026 8:16 am
Forum: Rotary Un-Smartphone Builders
Topic: Germany: kit received, build planned for the weekend
Replies: 14
Views: 251557

Re: Germany: kit received, build planned for the weekend

Hi,

great, another Phone in Germany, Munich...
Be prepared to overcome some difficult steps in assembling... see my building notes I posted previous.

And to get the dial working you probably need a couple of times assembling ..dissassembling..
Better not to put all the covers on, before starting ...
by Roel
Wed Dec 24, 2025 11:32 am
Forum: Rotary Un-Smartphone Builders
Topic: Rotary Dial does not seem to make numbers appear
Replies: 10
Views: 721

Re: Rotary Dial does not seem to make numbers appear

Great, somebody else is posting their "experiments"...
I am not a programmer, not familiar with Arduino etc.. but programmed 40 years ago the first ZX Spectrum etc..
so I will dive into this new " Toy" and see where I get..

I had assembled all and started the phone without touching the firmware ...
by Roel
Wed Dec 24, 2025 11:21 am
Forum: Rotary Un-Smartphone Builders
Topic: Some tricks for easier assembly
Replies: 0
Views: 202

Some tricks for easier assembly

Hi,

I have been playing around with the Phone, assembling- disassembling back and forth..

Some ideas for easier assembly:

- Battery.. the thin wires tend to break if not fully engaged inside the connector
Soldering the tips makes it even easier to snap off, because pushing the wires into the ...
by Roel
Fri Dec 19, 2025 7:21 am
Forum: Rotary Un-Smartphone Builders
Topic: Germany: kit received, build planned for the weekend
Replies: 14
Views: 251557

Re: Germany: kit received, build planned for the weekend

Hi,

Yes , there are several unseres from Germany.
Some of them have already their phone, like me..
But nobody is answering or posting any updates of getting their phone working or not..?!

I will try serial connections during Christmas holidays.. and let you know what is working or not…

I ...
by Roel
Sat Dec 13, 2025 8:19 am
Forum: Rotary Un-Smartphone Builders
Topic: Build, but software issues...
Replies: 4
Views: 435

Re: Build, but software issues...

Hi,

I managed to put the latest firmware on the phone..
As a newbie , I first had to understand how to do so, creating a new folder with just the "rusp_firmare" , and learning how to upload.
I can confirm you need to use the mega2560..

Also the paperdisplay works now...

Now I will discover more ...
by Roel
Wed Dec 10, 2025 8:36 am
Forum: Rotary Un-Smartphone Builders
Topic: idea
Replies: 3
Views: 297

Re: idea

Hi,

do I need to flash the firmware, or does the Arduino already has the firmware installed..?

I have no clue what needs to be on the SD card..?

please help..

Thanks,

Roel
by Roel
Mon Dec 08, 2025 10:21 am
Forum: Rotary Un-Smartphone Builders
Topic: Germany: kit received, build planned for the weekend
Replies: 14
Views: 251557

Re: Germany: kit received, build planned for the weekend

HI,

any update from german users..?

I have my phone assembled now, and have some issues, see my earlier post.

Any Info would be great!

Roel
by Roel
Mon Dec 08, 2025 8:59 am
Forum: Rotary Un-Smartphone Builders
Topic: Build, but software issues...
Replies: 4
Views: 435

Build, but software issues...

Morning,

I received my Kit and have assembled, with up and downs, last weekend.
After switching on the first time I tried to dail several numbers, and after some tweaking of the gears,
I am able to dail correct numbers. ;)
But that's all...
Following issues:
- Paper display doesn't work, it is full ...