Wojciech Kaczmarski
ede647d8a1
added GND vias
...
- updated PDF render
2025-07-28 16:25:31 +03:00
Vlastimil Slinták
d5c2138aa9
Changed MCLK audio signal for the 12.288 MHz oscillator
2025-07-27 20:38:41 +02:00
Wojciech Kaczmarski
b5e0472232
tiny changes
...
- rearranged the `SWITCH_ON_OFF` connection on the root page slightly
- updated the date
- updated PDF render
2025-07-27 13:18:14 +02:00
Vlastimil Slinták
27d041e961
Fixed minor schematic issues
2025-07-24 15:50:56 +02:00
Vlastimil Slinták
2ca84fc714
Fixed value of the C39 capacitor to 10u from 100n
2025-07-24 15:49:15 +02:00
Vlastimil Slinták
eee650e197
Fixed majority of ERC warnings and errors
2025-07-24 09:50:35 +02:00
Vlastimil Slinták
23500908d9
Assigned missing footprints
2025-07-24 09:11:57 +02:00
Vlastimil Slinták
4c3c49e379
Added on/off switch and volume pot to schematics and layout
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
2faee2114d
Added solder pads (spring contacts) for GND and SPEAKER
2025-07-23 12:36:08 +03:00
Wojciech Kaczmarski
8ab5ceccd6
re-arranged the schematic at "root"
2025-07-21 10:39:14 +03:00
Wojciech Kaczmarski
b62ca16bca
update
...
- brought some order to page 1
- routed on/off signals
-added SoM pin #10
- rendered PDF
2025-07-20 21:03:05 +03:00
Wojciech Kaczmarski
357ef87f21
minor power on/off circuit tweaks
2025-07-17 20:10:45 +02:00
Wojciech Kaczmarski
f2454bd04e
tweaked the power-on circuit
...
- supplied the XNOR gate with 5V instead of 3.3V
- added a MOSFET to drive the 3.3V DC/DC converter's EN pin
- removed a pull-up resistor at the ON/OFF line
2025-07-17 18:58:02 +02:00
Wojciech Kaczmarski
65883bae14
updates
...
- updated the 5V line (diode connected sources - USB and DC/DC)
- proposed a power on-off circuit based on a XNOR gate
- reannotated the schematic
- updated the PDF
2025-07-15 17:57:29 +02:00
Vlastimil Slinták
77d46b0506
Changed all EOLs from Windows (CRLF) to Unix style (LF)
...
Unix style end-of-lines is standard in KiCAD world:
https://klc.kicad.org/general/g1/g1.7.html
2025-07-14 16:50:00 +02:00
Wojciech Kaczmarski
18195bee4c
date, pdf plot
2025-07-13 22:15:21 +02:00
Vlastimil Slinták
c1b588ecb3
Fixed minor issues with the audio WM8960
...
* Added optional 0R resistor between DAC and ADC LRC.
* Grounded all mic inputs and removed testpoints.
2025-07-13 22:13:11 +02:00
Vlastimil Slinták
581e4a612f
Added the audio input/output using WM8960
...
* Replaced TAC5111 with WM8960.
* Connected internal speaker and headphone output.
* Added JACK_DETECK signal
* Connected 2.5mm jack to the WM8960.
* Added SAI3_MCLK to the SoM symbol.
2025-07-13 10:12:57 +02:00
Wojciech Kaczmarski
34868eeb58
added missing mic path
2025-07-10 15:49:08 +02:00
Vlastimil Slinták
69a66d7890
Updated credits
2025-07-09 21:09:12 +02:00
Wojciech Kaczmarski
19294d287b
SOM pins update
2025-07-09 12:51:19 +02:00
Wojciech Kaczmarski
abd7fbc6b2
WIP SOM update
2025-07-07 16:22:57 +02:00
Wojciech Kaczmarski
e0c8f223c0
WIP SOM update
2025-07-06 21:40:13 +02:00
Wojciech Kaczmarski
8f9bde9f60
init push
2025-06-05 20:28:55 +02:00
