Modbus Server and Client programs using Python-3
	server.py

	client.py

Installation:
	sudo pip3 install modbus

Usage Examples:

Server:
	sudo python3 -m modbus.server ...to run server in commandline

	For Register Read, the server sends value starting from 1 and incrementing upto 6000. For example, the client wants to read with FuncCode=3, Address=0, and Length=4. Then the server's reply for values will be 1,2,3,4 for the first read and values will increment for every subsequent read.

	For Coil Reads, the server sends back values 85,86... for the required length.

Client:
	from modbus.client import client
	
	c = client() ...if host = 'localhost'

	c = client(host='HOSTNAME') ...Change HOSTNAME to Server IP address

	c.read() ...To read 10 Holding Registers from Address 0

	c.read(FC=4, ADR=10, LEN=8) ...To read 8 Input Registers from Address 10

	c.write(11,22,333,4444) ...To write Holding Registers from Address 0

	c.write(11,22,333,4444, ADR=10) ...To write Holding Registers from Address 10
	c.write(11,22, FC=15, ADR=10) ...To write Coils from Address 10

Supported Function Codes:
	1 = Read Coils or Digital Outputs\n\

	2 = Read Digital Inputs\n\

	3 = Read Holding Registers\n\

	4 = Read Input Registers\n\

	5 = Write Single Coil\n\

	6 = Write Single Register\n\

	15 = Write Coils or Digital Outputs\n\

	16 = Write Holding Registers")

