1、F Y“ .0%#64 5$1*1 F MODBUS TCPIPxp Y I N e 4 T F SIEMENS PLC Y P I e N # SIEMENS q s P 3 SIEMENS qW% h I SIEMENS E4 P 1 SIEMENS q V P h SIEMENSE/ = b e S/?ZK 1F Y“ .0%#64 5$1*1“ c e . 3 . 3 P . 3 Modbus TCPIP Server. 3 Modbus TCPIP Client 4 e S/?ZK 2F Y“ .0%#64 5$1*1e NF 4 INTERNET q z b z S Modbus
2、TCPIPxpF WYV qW YbyNxp S Modbus TCPIPxp 7? T Z q ?4 Modbus g9 VT Z q BZ Tb zs Client Server s 9 Modbus TCPIP Client zs e9 Modbus TCPIP Server z b9 “s e9 b P Modbus TCPIP Server F !l PLC B modbusserver( ) F ! ! V L= i ! i T Modbus TCPIP Server Mb e S/?ZK 3F Y“ .0%#64 5$1*17i V7i YYY |S M YYY #*5 *0 Y
3、YY #*5 *0 YYY */5 *0 YYY */5 *0 YYY -0“5 *0 L YYY -0“5 *0 L 5JNFPVU 6*/5 *0 48“1 6*/5 *0 Modbus TCPIP Client F !l PLC B -MODBUS( )- 5b T Modbus TCPIP Server 9 172.16.1.21Modbus TCPIP Server 1MODBUS( ) Vl/mb e S/?ZK 4F Y“ .0%#64 5$1*17i V7i YYY |S M YYY #*5 *0 YYY #*5 *0 YYY */5 *0 YYY */5 *0 YYY -0“5 *0 L YYY -0“5 *0 L 5JNFPVU 6*/5 *0 48“1 6*/5 *0 i modbus xp P 502g T : q hi 7bNgb e S/?ZK 5