The PCB of a training stand for trepanning surgery.
Technical specifications:
- power voltage supply 5 V;
- 24 capacitive sensing pads for touching detecting;
- 10 digital pressure sensors BMP280 or HP03SA;
- bluetooth connection through the HC-05 module;
- CP2103-GM USB-UART transceiver;
- main MCU STM32F407VGT6.