sauter KERN SW 1000 Instruction Manual page 47

6.4.2 Firmware update procedure
SW-BA-e-2020
After installing the driver, connect the sound level
meter to the computer with a USB cable. In the
Device Manager, you will find a new device called
Silicon Labs CP210x USB to UART Bridge
(COMx).
☆Note : Supply the sound level meter with an
external power source when connecting it to the
computer.
The firmware update software FlashTool Wizard is
particularly user-friendly. Just follow the instructions step by
step.
Start the FlashTool Wizard and select the language.
Step 1: Prepare the list for the firmware update.
Step 2: Install the driver Skip this step if you have already
installed the driver.
Step 3: Connect the sound level meter and the computer
according to the user's request. Note that the sound level
meter requires an external power supply. If the driver is
working properly, it will automatically select the CP210x
connector. The default value for baud rate is 115200 bps,
depending on the computer. With a higher baud rate the
update procedure can be accelerated.
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