For our first prototype, we hollowed out a block of wood to house a load cell. Then we created a top with a dowel attached that pushes down on the load cell as pressure is applied.
We got a cheap digital kitchen scale at walmart with four load cells. Each one acts as a half wheatstone bridge. Using two of them we are able to complete the bridge for a basic functioning prototype. These are then fed into the delsig adc of our psoc 5lp dev board.
Next time we'll go over the electronics design