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Matrix Keypad 16 Key (4x4)
TM4C123 TIVA LaunchPad Development Board (EK-TM4C123GXL)
a power jack
These are relative to the board
TP4056 1A Li-Ion Battery Charging Board Color Sensor with 4 LEDs (TCS3200 ) Matrix Keypad 16 Key (4x4)Introduction : Since lithium batteries demand a special charging regime, and you must not charge them on a regular power source, you will need a charger like this one. Affordable, with integrated CC CV charging regime, definitely the easiest way to charge some lithium batteries. Input voltage is connectable via USB cables or separate terminals. In addition, this charger includes battery protection which means that your cell (18650 battery for example)
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