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