May 31, 2010 #1 S scientistumair Newbie level 4 Joined Nov 1, 2009 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location karachi Activity points 1,329 I want to serially communicate between plc and microcontroller halfduplex. Plc is seimens' s7 300 and microcontroller is pic 16f877a
I want to serially communicate between plc and microcontroller halfduplex. Plc is seimens' s7 300 and microcontroller is pic 16f877a
May 31, 2010 #2 M microlab Full Member level 5 Joined Mar 4, 2006 Messages 309 Helped 44 Reputation 88 Reaction score 35 Trophy points 1,308 Activity points 3,253 hi use modbus protocol regards ml
Jun 1, 2010 #3 S scientistumair Newbie level 4 Joined Nov 1, 2009 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location karachi Activity points 1,329 I have no knowledge about modbus protocol. Please give me detail knowledge of my task. I am new in plc and microcontroller.
I have no knowledge about modbus protocol. Please give me detail knowledge of my task. I am new in plc and microcontroller.