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Numato Opto Isolator Breakout – PC817€14.50
Opto isolation can be very helpful in protecting your sensitive devices such as microcontrollers and FPGAs from noise and higher voltages present when using Motors, Relays and other actuators. When prototyping on a bread board, it can be a real hassle wiring up everything and the circuit can end up looking like a rat’s nest. This breakout board helps to add opto isolation to any circuit with minimum amount of wiring.
Numato L298 2A Dual H-Bridge Motor Driver€14.90
This board is based on the very popular dual H Bridge motor controller L298. L298 can drive up to two DC motors simultaneously while sourcing 2A to each motor. Both the motors can be controlled independently using a microcontroller or Arduino.