Quantity   Component name
1 × MAX3088 RS-485 IC 8-pin DIP
1 × SIP3 5V/1A switching voltage regulator
1 × RJ45 connector
1 × 2-pin screw terminal
1 × 8-pin JST-XH male connector with female connector and pins
1 × 500mA (1A trip) resettable fuse polyfuse/littlefuse
1 × 3-pin 2.54mm male header with jumper
1 × 120 ohm resistor R1 terminating resistor
1 × 8-pin DIP socket for the RS-485 IC
1 × 2-pole SPST DIP slide switch to ground RE/DE