Source code for labgrid.driver.usbtmc.tektronix_tds2000


[docs]
def get_channel_info(driver, channel):
    info = {}
    info["SELECTED"] = driver.get_str(f"SELect:CH{channel:d)}?").strip()
    info["BWLIMIT"] = driver.get_str(f":CH{channel:d}:BANdwidth?").strip()
    info["COUPLING"] = driver.get_str(f":CH{channel:d}:COUPling?").strip()
    info["INVERT"] = driver.get_str(f":CH{channel:d}:INVert?").strip()
    info["POSITION"] = driver.get_decimal(f":CH{channel:d}:POSition?")
    info["PROBE"] = driver.get_decimal(f":CH{channel:d}:PRObe?")
    info["SCALE"] = driver.get_decimal(f":CH{channel:d}:SCAle?")
    return info




[docs]
def get_channel_values(driver, channel):
    driver.command(f":MEASUrement:IMMed:SOUrce1 CH{channel:d}")
    info = {}
    driver.command(":MEASUrement:IMMed:TYPe MEAN")
    info["MEAN"] = driver.get_decimal(":MEASUrement:IMMed:VALue?")
    driver.command(":MEASUrement:IMMed:TYPe FREQuency")
    info["FREQUENCY"] = driver.get_decimal(":MEASUrement:IMMed:VALue?")
    driver.command(":MEASUrement:IMMed:TYPe PK2pk")
    info["PK2PK"] = driver.get_decimal(":MEASUrement:IMMed:VALue?")
    driver.command(":MEASUrement:IMMed:TYPe MINImum")
    info["MINIMUM"] = driver.get_decimal(":MEASUrement:IMMed:VALue?")
    driver.command(":MEASUrement:IMMed:TYPe MAXImum")
    info["MAXIMUM"] = driver.get_decimal(":MEASUrement:IMMed:VALue?")
    return info




[docs]
def get_screenshot_tiff(driver):
    driver.command(":hardcopy:format tiff")
    tiff = driver.query(":hardcopy start", raw=True)
    return tiff