GPS Tracking Device

32 Channel EEG Recording System with Sub Microvolt Noise Level and 24 bit Resolution and Flexible Sampling Rate, Station and Portable with STM32H7 ARM Cortex M7, Wi-Fi and Bluetooth Protocol, USB Type C Protocol, UART and SPI  Protocol, on Board SD Card, on Board Gyroscope, Embedded FIR and IIR Digital Filters, 4 Layer PCB

5A 50V Hard Start and Stop Solenoid Driver with STM32 ARM Cortex and Ethernet Protocol, Power and Logic Circuit Isolation, USB Type C, UART and SPI Protocol, Low Side Driver and H-Bridge Driver, 2 Layer PCB