Ejemplo n.º 1
0
def attn_loop(channel):
    global attn
    print "Attenuation: ", attn
    if attn > 0:
        attenuator.digatt_set(attn)
        print " I just set the attenuator."
        print " Warming up."
        time.sleep(10)
        print " Running experiment..."
        time.sleep(dur)
        print " Experiment complete."
        attn=attn-delta
    else:
        print " All attenuation steps complete."
Ejemplo n.º 2
0
import math
import sys
import numpy as np
import time
import synthesizer
import attenuator
import RPi.GPIO as GPIO

freq = float(sys.argv[1])
attn = float(sys.argv[2])
resolution = 500000  

try:
	#synthesizer.yig_set_lock(1)
	#print " I just set the yig."
#	while  ~synthesizer.yig_check_lock():
	attenuator.digatt_set(attn)
	print " I just set the digatt."
	time.sleep(1e-3)
#synthesizer.yig_set_freq(freq, resolution)
		#print " I just set the yig."

except KeyboardInterrupt:
	print "STOP"

finally:
	GPIO.cleanup()