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Type: Posts; User: teensy_ino

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by teensy_ino
Replies
0
Views
230

Hello everybody,

I try to use analogRead to generate a threshold value from an audio signal (with appropriate input circuitry).
The signal has a frequency of 30 Hz (at about 1.5 Vpp).

With...

by teensy_ino
Replies
8
Views
1,431

### Hi Oddson, I think there is a misunderstanding...

Hi Oddson,

I think there is a misunderstanding here!

The voltage divider with only 2 resistors (R1, R2, each 3.3K) was only one example. It is completely clear that 1.65 V is measured
(1 mA...

by teensy_ino
Replies
8
Views
1,431

### Hi everyone, First of all thanks for your...

Hi everyone,

of course the voltage divider consists of R1 and R2 - sorry if I have expressed myself somewhat unclear ...

R1 is on + 3.3V DC, the...

by teensy_ino
Replies
8
Views
1,431

### AnalogIn + voltage divider (Teensy 3.2)

Hi everyone,

I am currently working on voltage dividers on Teensy 3.2.
In order to be able to calculate the R1, I would have to know how much current can flow at the Analog IN pin (I max?)
with...

by teensy_ino
Replies
0
Views
201

### Questions about resistance measurement with midi output

Hello forum,
I'm currently working on a scan matrix based on a voltage divider for a E Bass (5 String) fingerboard.

This works without any problems, but unfortunately at the moment only with one...

by teensy_ino
Replies
5
Views
256

Hi,

How about the MPR 121 - it would have 12 or 13 touch PINs. 4 pieces would be addressable via I2c ...

The display solution is unfortunately out of the...

by teensy_ino
Replies
5
Views
256

### Hi Michael Meissner, Thank you for the very...

Hi Michael Meissner,

Thank you for the very detailed explanation!

BTW:
Is there a way to expand the amount of existing Touch PINs, for example with expanders?
I need a total of 29 of them for...

by teensy_ino
Replies
5
Views
256

### Question about Teensy 3.2 PIns and their functions

Hello forum,

I am currently operating the Teensy 3.2 via USB.

The basic function of different PINs is not yet completely clear to me, maybe someone can explain that?

What are the following...
9. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi everyone, must pick up the topic again: I...

Hi everyone,

must pick up the topic again:
I am thinking of carrying out the fretscanning alternatively with the Teensy 3.2 TouchSense PINs (similar to the OMB Guitar).

With OMB scanning,...
10. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi defragster and everyone else That is the...

Hi defragster and everyone else

That is the point !
In my case, at least the 5 strings are isolated from each other ...

I don't want to be annoying, but
How and what would have to be...
11. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi everyone, By the way: I use a bass with 5...

Hi everyone,

By the way: I use a bass with 5 strings: H- E- A- D- G (the strings are isolated from each other).

How and what would have to be changed in the code so that all string PINs in the...
12. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi everyone, Hi defragster, too bad that...

Hi everyone, Hi defragster,
too bad that apparently nobody has any experience with Touch Sense ...

I have just found a guide for finger position detection of the gripping hand on the net that...
13. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Has no idea / experience whether and how...

Has no idea / experience whether and how TouchSense can be used as position detection on the fingerboard?
14. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi oddson hi defragster Thank you for your...

Hi oddson hi defragster

And yes that is correct, is also described in one of the Videos.

in the OMB videos it is shown / explained that the strings have direct...
15. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### sorry - doublepost...

sorry - doublepost...
16. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi defragster, It was already clear to me that...

Hi defragster,

It was already clear to me that I had to use a separate data source for each string. The question is, how exactly?

No matter whether I wire each fret individually or use the...
17. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi defragster, It was already clear to me that...

Hi defragster,

It was already clear to me that I had to use a separate data source for each string. The question is, how exactly?

No matter whether I wire each fret individually or use the...
18. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi defragster, many thanks for your response !...

Hi defragster,

many thanks for your response !
Teensyduino is installed in my version 1.52.

Briefly again to explain:
I used a voltage divider to query the frets with a slightly modified...
19. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Hi forum, No Answer ? really has no idea how...

Hi forum,

really has no idea how to solve this problem?

Greetings from Germany - and please stay healthy in these difficult times!
20. ## Thread: Realtime Guitar Fret Scanning

by teensy_ino
Replies
21
Views
928

### Realtime Guitar Fret Scanning

Hello forum,

With Teensy 3.2, I built a controller for realtime midi note recognition, but it only works with one string at the moment:

Frets (are not divided!) And strings function as two...

by teensy_ino
Replies
0
Views
240

### TouchRead Slider / Ribbon Control

Hello everybody,

I'm new here, have been working on Arduino for some time and recently also with Teensy 3.2 / 3.5.
With the Teensy I was able to implement one or the other midi controller.
...
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