ST7290 Graphical LCD Module (128x64px)
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RS232 connector is a port used for data exchange between equipments.
74LS08 IC is a member of 74XXYY IC series.
74LS02 is a LOGIC GATE IC and member of 74XXYY IC series which are logic gates.
ATMEGA328P is high performance, low power controller from Microchip.