@ccs-hello thx. I fixed this.
Best posts made by Ilya Maksimovich
Latest posts made by Ilya Maksimovich
Omega2 DIY Mega Expansion Dock
I'm just created my own expension dock. It's contains the following:
1. USB host;
2. USB device;
4. ON/OFF switch with power indicator;
5. Resset Button;
6. 1 User LED and 1 User Button.
It has on onboard linear voltage regulator (3.3 v), ESD protection scheme, CH340G USB-UART converter. Also it has GPIO Headers and individual Headers for I2S, SPI, UART/I2C and 3.3V/5V/GND. All components you can see on the Scheme:
Altium project and libs you can find on the GitHub rep.
Please, let me know if I have missed out anything.
UPD: Added new capacitors.