Quantity   Component name
1 × ULN2003 Semiconductors and Integrated Circuits / Misc. Semiconductors and Integrated Circuits
1 × MCP3008 Data Converters / Analog to Digital Converter ICs (ADCs)
1 × DS1307 real time clock
1 × ST485 Interface and IO ICs / RS-232, RS-422, RS-423 and RS-485
2 × 2N7002 Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
1 × 7805 voltage regulators