Posted 11 Dec 2014 Hi everyone, Im using DELTA plc, ES2 model. When I'm sending 8 bit serial data through the RS232 or RS485, the RS or MODWRITE instruction add 80 hex value to my own value. how to fix this issue. Share this post Link to post Share on other sites
Posted 19 Dec 2014 Could it be that you need to perform a byte swap ? Share this post Link to post Share on other sites
Posted 4 May 2015 There are many Delta PLC ES2 on our site, you can have a look, maybe it can help you, search "delta es2" on FastToBuy.com Share this post Link to post Share on other sites