DeviceNet Network Scanner DVPDNET-SL „ Explanations on devices 3> PLC program M1002 Reset response message editing area & request message editing area M0 ReqID = 01, Command = 01 Port = 00, Size = 05 Service Code = 0E, MAC ID = 02 Class ID to be read = 01 Instance ID to be read = 01 Attribute ID to be read = 01 4> Program explanations: „ In the beginning of the program, clear the response message editing area and request message editing area to 0. „ When M0 = On, DVPDNET-SL will send out request message, reading Class 1>>Instance 1>> Attribute 1 of the target equipment (node address: 02). If the communication of explicit message is successful, the slave will return with a response message.
„ When M0 = On, DVPDNET-SL will only send out request message once. If you would like it to send out request message again, you will have to change ReqID. „ When the reading is successful, the message responded from the target equipment will be stored in D6000 ~ D6003.
DVP-PLC Operation Manual 18 Explanation PLC device Content 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Request message editing area D6250 0101Hex ReqID = 01Hex Command = 01Hex D6251 0005Hex Port = 00Hex Size = 05Hex D6252 0E02Hex Service Code = 0EHex MAC ID = 02Hex D6253 0001Hex High bye of Class ID =00Hex Low byte of Class ID = 01Hex D6254 0001Hex High byte of Instance ID = 00Hex Low byte of Instance ID = 01Hex D6255 0001Hex N/A Attribute ID = 01Hex Response message editing area D6000 0101Hex ReqID = 01Hex Status = 01Hex D6001 0002Hex Port = 00Hex Size = 02Hex D6002 8E02Hex Service Code = 8EHex MAC ID = 02Hex D6003 031FHex High byte of Service Data = 03Hex Low byte of Service Data = 1FHex ZRST D6000 D6031 ZRST D6250 D6281 MOV H0101 D6250 MOV H0005 D6251 MOV H0E02 D6252 MOV H0100 D6253 MOV H0100 D6254 MOV H0100 D6255