vjtag_led_counter.py

#! /usr/bin/env python

import socket
 
host = 'localhost'
port = 2540
size = 1024
 
def Open(host, port):
	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
	s.connect(( host,port))
	return s
 
def Write_LED(conn,intValue):
	size = 7
	bStr_LEDValue = bin(intValue).split('0b')[1].zfill(size)    # Convert from int to binary string
	conn.send(bStr_LEDValue + '\n')                             # Newline is required to flush the buffer on the Tcl server
 
conn = Open(host, port)
 
for val in range(0, 2**7):
	Write_LED(conn, val)
 
conn.close()