| 摘要 |
PROBLEM TO BE SOLVED: To permit a plurality of medium processors to be appropriately used by simple control.SOLUTION: A printer 300 has a roll paper printing section 330, a first interface 310 receiving a command transmitted from a POS terminal 20, a second interface 315 transmitting a command received by the first interface 310 to a printer 200 performing processing common to the roll paper printing section 330, and a control section 350 switching between a first mode in which the roll paper printing section 330 is made to carry out the received command to a second mode in which the second interface 315 is made to transmit the received command to the printer 200 and vice versa on the basis of the command received by the first interface 310. |
