As you have a latching relay, you need to be able to power the coil in both directions. For this you need a H-bridge.
Find a suitable H-bridge like the L293D (the D means built-in protection diodes) or a similar newer part.
// Per.
As you have a latching relay, you need to be able to power the coil in both directions. For this you need a H-bridge.
Find a suitable H-bridge like the L293D (the D means built-in protection diodes) or a similar newer part.
// Per.