Patent ID: 7249709

Claim:
A method of registering contents of a holder of papers of value, said holder being for holding papers of value of a first type, said papers of value are each provided with an integrated circuit with a memory for storing an identification code, said holder of papers of value comprising: a reading unit for reading the memory of the integrated circuit of one or several papers of value, a memory, and a clock, said method comprises: reading the memories of the integrated circuits of the papers of value of the first type present in the holder at a registration moment; providing an interrupt signal to each integrated circuit of each paper of value after reading each integrated circuit of each paper of value, said interrupt signal is for use by an integrated circuit in a paper of value for stopping a transmission to said reading unit for a predetermined amount of time. determining a total value of the papers of value of the first type on the basis of the identification codes stored in the memories of said integrated circuits; storing the total value in the memory of the holder.