| 摘要 |
<P>PROBLEM TO BE SOLVED: To efficiently use a storage area of a memory as a whole device, to easily store even a control program having a large amount of codes, and to update the control program in a noncontact manner. <P>SOLUTION: A main control part 19 having a CPU 100 for controlling an image formation process is provided with an RFID terminal 3 and an RFID tag 90 capable of wireless communication; and is also provided with an RFID access part 94 for storing a control program executed by the CPU 100 in a nonvolatile memory 93 in the RFID tag 90 and for accessing the memory 93 from the RFID terminal 3 side, a CPU bus access part 96 for accessing the memory 93 from the CPU 100 side, and a control changeover part 95 for changing over and enabling either of them. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
