| 摘要 |
PROBLEM TO BE SOLVED: To provide a monitoring device and method of two-channel bus data in a RAPIEnet network system capable of monitoring in which channel the number of reception frames and the number of error frames are generated of a communication parameter group are generated even when processing data delivered through a physical layer in a CPU to recognize a carrier detection signal when using two-channel communication.SOLUTION: The present invention includes: a first channel unit configured to transmit and receive data with a network bus, to convert the received data into MII data and to transmit and receive the MII data; a second channel unit configured to transmit and receive data with the network bus, to convert the received data into MII data and to transmit and receive the MII data; a CPU configured to recognize a carrier detection signal of the MII data received from the first channel unit and the second channel unit and to transmit and receive the MII data; and a monitoring unit configured to monitor data of channels from the MII data received via the CPU. |
