| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce the workload of a ladder programmer and to prevent overall decrease in access speed of a network. <P>SOLUTION: The radio tag communication device 100 is configured to be connectable to a host device 300 for controlling the radio tag communication device 100 as a device to be controlled, and includes: a PLC shared memory 102 for storing data which is shared by the host device 300 and which is identified by identification information assigned to the radio tag communication device 100 in the host device 300; a tag shared memory 104 for storing response data from a radio tag 200; and an address correspondence table memory 103 for storing correspondence information showing a correspondence relationship between the identification information and a tag address of the radio tag 200 to be accessed. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
