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import socket
import re
from lab_control.oscilloscope import Oscilloscope
class SDS1000XE(Oscilloscope):
PORT = 5025
TIMEOUT = 0.2
AVAILABLE_CHANNELS = range(1, 5)
def __init__(self, ip):
self._socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._socket.connect((ip, SDS1000XE.PORT))
self._socket.settimeout(SDS1000XE.TIMEOUT)
def measureAmplitude(self, channel: int) -> float:
assert channel in SDS1000XE.AVAILABLE_CHANNELS
query = f"C{channel}:PAVA? AMPL"
self._socket.sendall(query.encode())
try:
response = self._socket.recv(4096).decode()
m = re.search(r"C(?P<responseChannel>\d):PAVA AMPL,(?P<rawMeasurement>.+)V", response)
measurement = float(m.group("rawMeasurement"))
except (TimeoutError, AttributeError) as e:
measurement = None
return measurement
def measurePkToPk(self, channel: int) -> float:
pass
def measureRMS(self, channel: int) -> float:
pass
def measureFrequency(self, channel: int) -> float:
pass
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