In one embodiment, a programmable logic device includes a programmable fabric and hard logic coupled to the programmable fabric. The signal processor only requires the first sample from a group of samples in a multiple sample to be transmitted to the signal processor at full resolution. These application messages are generated based on events in the operation of the application and the messages include predefined event information. Upon cashing out, the database may be interrogated and only a cash value of the voucher disbursed, where any remaining promotional value may be printed on a new voucher. The concave cut off panel serves the dual function of striking off the paving material when in the open strike off position and cutting off the deposit of paving material when in the closed cut off position.