AT20Q-SM is set to the USB-COM interface by default. Therefore, when AT20Q-SM is connected to a PC on which no driver has been installed, the device will not be powered on.
To set AT20Q-SM by reading the QR-Coded Parameter Menu, turn it on using either of the following methods.
(Note 1) This function is effective on the following models.
|AT20Q-SM/AT21Q-SM||Version 1.10 or later|
|AT25Q-SM/AT26Q-SM||Version 1.10 or later|