The LTC3780 is a DC-DC-Auto-Up & Down-Voltage-Regulator-5-32V-to-1-24V-DC-Adjustable-Converter. My interest in this DC-DC switcher is to operate 19VDC laptops/notebooks and LCD TVs from 12V batteries/solar.
The MC34063A Reverse Voltage Module is a Positive To Negative Voltage Converter DC3.6-36V.The MC34063A_NV is a chip based MC34063A for providing reverse voltage, negative voltage modules.
This is MCP2515 CAN Module TJA1050 Receiver SPI 51 Single Chip Program Routine Arduino with this module, you will easy to control any CAN Bus device by SPI interface with your MCU. , such as Arduino UNO and Compatible.
The MCP3421 is an I2C SOT23-6 Delta-Sigma ADC Evaluation Module Board For PIC kit Serial Analyzer PCB Module. This board works with the pickit serial analyzer.
The Micro SD TF Card Module is SPI interface via file system driver, microcontroller system to complete the MicroSD card reading and writing functions.