RV-8063-C8 Development Board Micro Crystal RV-8063-C8 Development Board demonstrates RV-8063-C8 Real-Time Clock (RTC) modules with SPI bus. The RV-8063-C8 RTC modules are soldered onto the development board. Every pin is accessible at test pins 1-8 or the test vias situated around the device. This RV-8063-C8 development board consists of a decoupling capacitor, protection resistor, pull-up resistor, current limiting resistor, and a green LED. This development board is used in automotive, health care, portables, and industrial applications.