|
|
@@ -1,27 +1,38 @@ |
|
|
|
#Guitar and Bass Tuner for Teensy 3.1 v2.0 |
|
|
|
#Guitar and Bass Tuner Library for Teensy 3.1 v2.0 |
|
|
|
|
|
|
|
>Software algorithm ([YIN]) for guitar and bass tuning using a Teensy Audio Library. This audio object's algorithm is somewhat memory and processor hungry but will allow you to detect lower frequencies than the Audio library's Goertzel algorithm will. |
|
|
|
|
|
|
|
> |
|
|
|
[YIN]:http://recherche.ircam.fr/equipes/pcm/cheveign/pss/2002_JASA_YIN.pdf |
|
|
|
<!-- language: lang-none --> |
|
|
|
Hookup Guide |
|
|
|
_______________ _________ |
|
|
|
|GND |___| Vin| | | |
|
|
|
|0 T AGND|<----------| | | |
|
|
|
|1 E 3.3V| | | | |
|
|
|
|2 E 23| | | | |
|
|
|
|3 N 22| | | | |
|
|
|
|4 S 21| | |_______| |
|
|
|
|5 Y 20| | |':`| |
|
|
|
|6 3.1 19| | |'S`| |
|
|
|
|7 18| |-------->|'H`| |
|
|
|
|8 17| |'I`| |
|
|
|
|9 A2/16|<--------------| |'E`| |
|
|
|
|10 15| | |'L`| |
|
|
|
|11 14| | |'D`| |
|
|
|
|12 13| | |':`| |
|
|
|
--------------- | |===| |
|
|
|
| \_/ |
|
|
|
| /T\ |
|
|
|
| - I - |
|
|
|
| \ P / |
|
|
|
|----->\_/ |
|
|
|
Hookup Guide - 1.6v DC Bias and High Pass Filter - No Amplification |
|
|
|
|
|
|
|
|
|
|
|
|----------------------------------------------| |
|
|
|
| | |
|
|
|
|------------/\/\/\----------| _______ | |
|
|
|
| 47K | |` ` ` `| | |
|
|
|
|---)|+--| | | ` ` ` | | |
|
|
|
| 10uF | | |` ` ` `| | |
|
|
|
| | | | ` ` ` | | |
|
|
|
_______________ |-/\/\/\-| | |` ` ` `| | |
|
|
|
|GND |___| Vin| | 2.2K | | | ` ` ` | | |
|
|
|
|0 T AGND|<-| | | |` ` ` `| | |
|
|
|
|1 E 3.3V|<--/\/\/\--*--/\/\/\---| | | ` ` ` | | |
|
|
|
|2 E 23| 10K 47K | | |` ` ` `| | |
|
|
|
|3 N 22| | | | ` ` ` | | |
|
|
|
|4 S 21| | | |`_`_`_`| | |
|
|
|
|5 Y 20| | | | :`| | |
|
|
|
|6 3.1 19| | | | S`| | |
|
|
|
|7 18| | | | H`| | |
|
|
|
|8 17| | | | I`| | |
|
|
|
|9 A2/16|<----------------------*--+|(--* | E`|<-------| |
|
|
|
|10 --- 15| 10uF | | L`| |
|
|
|
|11 |(`)| 14| | | D`| |
|
|
|
|12 --- 13| | | :`| |
|
|
|
--------------- | |===| |
|
|
|
| \_/ |
|
|
|
| /T\ |
|
|
|
| - I - |
|
|
|
| \ P / |
|
|
|
|---->\_/ |