etoth/audio-synth
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111 Commits 2 Branches 7 Tags
V3.2
Commit Graph

81 Commits

Author SHA1 Message Date
Erik Tóth
2a51182080 Main schematic progress; checked VCA -> Voice Mixer compatibilty; DA Lib Update to V3.2 
VCA-Voice Mixer checked if there might be a problem because of the offset, checked out to be ok after some minor fixes
 2025-12-14 16:41:19 +01:00
Erik Tóth
8999384170 Further additions general schematics 
MCU mostly done; VCO mostly done; PM mostly done; started OS; going to begin VCA; waiting for VCF
 2025-12-13 11:36:54 +01:00
Wendelin Waldhart
d7025a91f9 Added Octave +2 Shift, Changed Designators for 8-Shift, Normalized Restistance Values for PWM, Small changes changes uC-Compensation 2025-12-12 14:52:32 +01:00
Erik Tóth
19db4a9944 Harness for SC1 and SC2 added 2025-12-11 22:58:54 +01:00
Erik Tóth
ab940cbafc Main schematic update 
MCU mostly finished; PM mostly finished, VCM not done yet; Status LED not done
 2025-12-11 20:43:15 +01:00
Erik Tóth
3091411d4d Corretion on project_sim 2025-12-11 15:02:34 +01:00
Wendelin Waldhart
43ef4b4651 Merge branch 'main' of https://github.com/erik-toth/audio-synth 2025-12-11 14:04:04 +01:00
Erik Tóth
4c50a877b8 Edits DA Lib and General Schematics 
Powermanagement VCM inn't done yet; in Process of creating the MCU schematic
 2025-12-11 06:59:11 +01:00
Erik Tóth
fe564a01f9 Created project for PCB 
Initial configuartion
 2025-12-10 07:38:23 +01:00
Erik Tóth
59179ad669 Small library changes 
in the next days there will be again a version update
 2025-12-09 22:30:21 +01:00
Erik Tóth
c8e13d09d1 TRI2SAW Labor 
Analog Discovery 3 Aufbau Erik Tóth
 2025-12-09 16:38:58 +01:00
Erik Tóth
f873af11e4 Added Transistor Matched Pair PNP and Push-Pull for VCM 
affected Project: ETOTH-TRI-SQR_VCO_SS
 2025-12-09 15:14:57 +01:00
Wendelin Waldhart
36a04e7ed5 SAW/PWM-Test, Thermal Compensation Sim 2025-12-09 13:19:52 +01:00
Erik Tóth
f3d8940098 DA Library Update V3.1 
diverse R, C, T, sonstige Normaliserungen
 2025-12-09 00:05:26 +01:00
Wendelin Waldhart
0f8b964136 CV-Gate Offset for VCM as reference; Normalized Resistors according to E12 2025-12-08 14:57:13 +01:00
Erik Tóth
01da75630a Rebase fix 2025-12-06 19:56:41 +01:00
Erik Tóth
cfa96b349a Merge 2025-12-06 19:50:12 +01:00
Erik Tóth
397d84ccb7 Library Erweiterung 2025-12-06 19:45:46 +01:00
Wendelin Waldhart
798ab9fdd9 VCO Octave Shift update 2025-12-06 16:49:41 +01:00
Wendelin Waldhart
3d432392d3 VCO temp compensation, static Octave shift, uC Resolution compensation 2025-12-06 16:38:20 +01:00
Erik Tóth
fcc731af4c VCA Update mit Einbindung zu MCU 
Soweit OK
 2025-12-06 16:26:06 +01:00
Erik Tóth
7c8a90ce7d Impplemenation of EN-Pins for CV-Gates, Metronome 2025-12-06 11:48:11 +01:00
Erik Tóth
06fa584b6d Refactor code structure for improved readability and maintainability, imporved matrix read, improved SB button read 2025-12-06 09:03:02 +01:00
Erik Tóth
7ca3d9e5e1 VCA --> MCU einbindung 
@Wendl TODO
 2025-12-04 07:46:28 +01:00
unknown
08ff8112f3 Merge branch 'main' of https://github.com/erik-toth/audio-synth 2025-12-03 13:20:02 +01:00
unknown
aec2400c5a Labor-Aufbau Gesamt 2025-12-03 13:19:34 +01:00
Erik Tóth
1947164f08 DA Library V3.0 
Refactor 3D PCB, removing unused components
 2025-12-03 13:13:36 +01:00
Erik Tóth
855fd01821 Firmware MCU: Update sequencer block to support dynamic step count and enhance documentation 2025-12-01 22:45:58 +01:00
Erik Tóth
b106859252 Firmware MCU: Readme hinzugefügt als Erklärung --> später DA 2025-11-30 22:26:23 +01:00
Erik Tóth
dac90a977b Firmware MCU: Sequencer, erfassen und widergabe im Sequencerblock von beiden Channel, playback im single und loop modus, test OK 2025-11-30 20:20:05 +01:00
Erik Tóth
ce4e6cb536 LM386 Schaltung angepasst 2025-11-28 11:19:18 +01:00
Erik Tóth
9705029f0a Output Stage Update 
Schaltung neu aufgebaut, neu simuliert, bei Erik mit Analog Discovery überprüft, OK
 2025-11-25 22:48:51 +01:00
Erik Tóth
159e7d4848 Library Update V2.6 + Sch-Temp 
Hinzugefügt des LM386 und Upload des Schemtaic Templates
 2025-11-25 10:19:05 +01:00
Erik Tóth
478ac42e13 PDF Schematic LM386 
ready for export and print
 2025-11-24 16:49:45 +01:00
Erik Tóth
88fcf3bca7 Update zu Amp LM386 
Anpassung von C-Werten, Design Template, Simulationen, Anpassung Lautstärke Potentiometer
 2025-11-21 09:37:57 +01:00
unknown
b7d26b995e Labormessung 2025-11-19 08:53:06 +01:00
Erik Tóth
0702a4192b Leistungsstufe mit LM386 
Schaltung entworfen, noch nicht aufgebaut, Simulation erfolgreich
 2025-11-18 21:44:47 +01:00
unknown
b7228be1da vorbereitung labor + expl saw 2025-11-17 17:19:23 +01:00
Erik Tóth
b3d66fdfd8 Software Update 4: Sequencer Block 
Sequencer Klasse eingebaut
  Überprüfung noch ausständig
 2025-11-17 09:28:48 +01:00
Erik Tóth
3ad41e6ba5 Fix Expo-Amp 2025-11-11 17:54:05 +01:00
unknown
0e800b9f85 Sägezahn-Schaltungs-Analyse 2025-11-11 16:31:53 +01:00
unknown
6309d8d09e Labor 2025-11-11 13:43:13 +01:00
unknown
39af3c48e4 Gegentaktendstufe 2025-11-04 14:28:59 +01:00
Erik Tóth
5a578a74d8 Software Update 3: Example 2 CV-Gates 2025-11-02 17:27:22 +01:00
Erik Tóth
54d8f104f4 Software Upload 2 
Firmware-Header ist fertig und kann nun zur Implementation zur DA verwendet werden. Anbei ist ein Beispiel der Verwendung!
 2025-10-31 15:37:57 +01:00
Erik Tóth
4808d9bc24 Software Upload 1 
Erste Funktionen zur Firmware erstellt. Keyboard auslesen im Warteschlangen Prinzip. Test-Programm mit 3x4-Matrix Tastatur
 2025-10-29 08:58:43 +01:00
Erik Tóth
a9c0ec3bb6 Library Update V2.5 
Added C
 2025-10-25 13:42:32 +02:00
Erik Tóth
797cf54cec Library Update und PS 2025-10-24 08:13:49 +02:00
Erik Tóth
2bd8fb2509 Lib Update + Schematic PS 
Library Update V2.2 -> V2.3
Power Supply Update
 2025-10-23 22:59:33 +02:00
Erik Tóth
ad1743c5f3 Single Supply Schemtic Update 
Umbenennung der Spannungspotenziale:
- VAP (Voltage Analog Positive): +10V
- VCM (Voltage Common Mode): +5V

Aber Achtung Bauteildimensionierung wurde mit VCM als Referenzpotenzial berechnet anstatt GND!
 2025-10-23 21:35:39 +02:00