Table of Contents:
The AIS Sensors and AUC USB TTL Adapter for AIS Sensors are connected and then connected to the PC.
Open the OTA_Tool folder and put the latest firmware "layout.bin" and "output. img" into the img folder.
The OTA_Tool folder should be opened and the program can be run by double-clicking on ota.exe.
When the program opens, follow these steps.
1 Select the chip type. AIS uses QFN72. Press 2 to select QFN72
2 Select an upgrade mode. AIS supports serial port upgrade only. Press 2 to select Uart protocol
3 Select a port number.The instance device port number is 17.Press 1 to select COM17
4 Select the baud rate. The default baud rate is 921600. Press 14 to select 921600
After the baud rate is configured, the upgrade page is displayed. 1 is to check whether the communication port is correct.
x
Select 1 to check whether the configured port is correct.
Select 2 is port is after normal communication with AIS.
Press 0, press Enter, and select 2 to go to the upgrade surface.
Select 2 to enter the upgrade.
If ReBoot WEI is displayed as shown in the following figure, the upgrade succeeds.