def __init__ (self, channels = [0, 1], input_range = [1.0, 1.0]):
"""Oscilloscope application"""
# instantiate both oscilloscopes
self.channels = channels
self.input_range = input_range
# this will load the FPGA
try:
self.ovl = overlay()
except ResourceWarning:
print ("FPGA bitstream is already loaded")
# wait a bit for the overlay to be properly applied
# TODO it should be automated in the library
time.sleep(0.5)
# ocsilloscope channels
self.osc = [self.channel(top = self, ch = ch, input_range = self.input_range[ch]) for ch in self.channels]
# set parameters common to all channels
for ch in channels:
# trigger timing is in the middle of the screen
self.osc[ch].trigger_pre = self.size//2
self.osc[ch].trigger_post = self.size//2
# default trigger source
self.t_source = 0
# display widgets
self.display()
# threads
self.jobs = bg.BackgroundJobManager()
self.jobs.new('self.run()')
def __init__(self, channels=[0, 1]):
"""Generator application"""
# instantiate both generators
self.channels = channels
# this will load the FPGA
try:
self.ovl = overlay()
except ResourceWarning:
print("FPGA bitstream is already loaded")
# wait a bit for the overlay to be properly applied
# TODO it should be automated in the library
time.sleep(0.5)
# generators
self.gen = [self.channel(ch) for ch in self.channels]
# display widgets
for ch in self.channels:
self.gen[ch].display()
from redpitaya.overlay.mercury import mercury as overlay
fpga = overlay()
# First output code
gen0 = fpga.gen(0)
gen0.amplitude = 1.0
gen0.offset = 0.0
gen0.phase = 90
gen0.waveform = gen0.sin()
gen0.mode = 'PERIODIC'
gen0.frequency = 2e3
print ("Output 0 frequency:", gen0.frequency)
#First output get it running
gen0.reset()
gen0.start()
gen0.enable = True
gen0.trigger()
#Oscilloscope code
osc0 = fpga.osc(0, 1.0)
osc0.trigger_pre = 0
osc0.trigger_post = osc0.buffer_size
print ("osc0 buffer size:", osc0.buffer_size)
osc0.trig_src = 0
osc0.reset()