Would that do it?
No.
Feed the com to +5 and one end of each relay coil to the +5V as well.
Connect the other end of the coils to the outputs of the chip and finally the chip's ground to the arduino's ground.
Would that do it?
No.
Feed the com to +5 and one end of each relay coil to the +5V as well.
Connect the other end of the coils to the outputs of the chip and finally the chip's ground to the arduino's ground.