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modbus_tcp_ip_en

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modbus_tcp_ip_en [23.10.2015 17:28]
Frank Lahnor
modbus_tcp_ip_en [26.08.2016 15:45] (aktuell)
Frank Lahnor
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 ====== Modbus TCP/IP ====== ====== Modbus TCP/IP ======
  
-The Modbus TCP/IP driver can read and write (master ​mode) data points and registers from slave devices. It can also provide data points and registers as a slave device.+The Modbus TCP/IP driver can read and write (client ​mode) data points and registers from server ​devices. It can also provide data points and registers as a server ​device.
  
-Each Modbus ​slave can provide four different types of registers.+Each Modbus ​server ​can provide four different types of registers.
  
 |Holding register ​ |16Bit register with read and write capability| |Holding register ​ |16Bit register with read and write capability|
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 Addresses are defined as follows: Addresses are defined as follows:
  
-<ip> <slave/​unit_ID>​ <​register>​ <​no>​[.<​bit>​]+<ip> <server/​unit_ID>​ <​register>​ <​no>​[.<​bit>​]
  
-Communication state with Modbus ​slave: "<slave> failure"​+Communication state with Modbus ​server: "<server> failure"​
  
 While following definition is valid: While following definition is valid:
  
 ^Parameter ​ ^Range of value ^Description ​ ^ ^Parameter ​ ^Range of value ^Description ​ ^
-^<​ip> ​ |Host Name or IP-address of the slave deivce ​|0.0.0.0 ​bedeutet lokal (Modbus ​Slave Mode)  | +^<​ip> ​ |Host Name or IP-address of the server device ​|0.0.0.0 ​means local (Modbus ​server ​Mode)  | 
-^<slave/​unit_ID> ​ |1 - 255  |Address of the Modbus device ​ |+^<server/​unit_ID> ​ |1 - 255  |Address of the Modbus ​server ​device ​ |
 ^<​register> ​ |holding,\\ input,\\ coil,\\ status ​ |Type of register ​ |  ^<​register> ​ |holding,\\ input,\\ coil,\\ status ​ |Type of register ​ |
 ^<​no> ​ |0 - 65535  |register address ​ | ^<​no> ​ |0 - 65535  |register address ​ |
 ^<​bit> ​ |0-15 / 0-1  |Bit within the register / Byte within the register - depend on format ​ | ^<​bit> ​ |0-15 / 0-1  |Bit within the register / Byte within the register - depend on format ​ |
  
-The address of the Coil-Register 120 of Slave "​192.168.1.1 2" is defined in the data point file +The address of the Coil-Register 120 of server ​"​192.168.1.1 2" is defined in the data point file 
 //​mbtcpX.txt//​ as follows: //​mbtcpX.txt//​ as follows:
  
modbus_tcp_ip_en.txt · Zuletzt geändert: 26.08.2016 15:45 von Frank Lahnor