Updating ESP32
Updating ESP32 Over the Air (distantly)
If your SLZB-06 device has a LAN connection, you can update the ESP32 firmware remotely via Over-the-Air (OTA) updates feature. To update the firmware via OTA, follow these steps:
- Download the latest firmware from official SLZB-06 Firmware repositoryopen in new window;
- Go to the web interface of the device;
- Go to the System and Tools section. In the "ESP32 Update" card
- click Choose file;
- select the firmware (*.bin file) and
- Click ESP32 OTA Update.
- Wait for the firmware to finish and reboot the device.
Updating ESP32 through the browser
- Connect your SLZB-06 to the PC.
- Follow his link UPDATE FIRMWARE ONLINEopen in new window and press "Update firmware" button at that page.
Updating ESP32 via USB
If your SLZB-06 device is not connected to LAN or you want to flash ESP32 via USB for other reasons, it can be easily done via USB cable. For this purposes you need:
- A computer with Windows or Mac installed;
- USB - Type-C cable.
To flash via USB, follow these steps:
- Download the flashing software. We recommend using ESP_Flasher, which can be downloaded from this fork of official repository at Githubopen in new window;
- Download the latest firmware version from official SLZB-06 Firmware repositoryopen in new window;
- Using USB cable, connect SLZB-06 to your computer;
- Be sure, that you have downloaded and installed the drivers for USB/UART converter, built in to your SLZB-06.
- for CP2102 USB/UART converter please use the latest version from the official web-page hereopen in new window;
- for СH9102 USB/UART converter please use the latest version from the official web-page hereopen in new window;
- Run the ESP_Flasher program and
- Select Serial-port in the Serial port section;
- In the Firmware section, select the file with your firmware;
- Press the "Flash ESP" button.
- Wait for the firmware to complete.