Flash Firmware Flashing and Erasing

When the device has poor program operation or unknown errors, Flash Firmware Flashing and Erasing can be used as a solution. Flashing can update the tested firmware code for the device to return the device to normal; Erasing can remove the remnants of errors from the device and create conditions for new programs to be written. With the help of Flash Firmware Flashing and Erasing, ensure that the device can run stably.

Flash Firmware Flashing

The following is an example of flashing the ESP32-S3-Touch-LCD-2.8 bin file. If you need to flash other bin files, the operation steps are similar.

Unzip the software resource package ( ESP32 Firmware flashing tool_3.9.7)
Open the flash_download_tool_3.9.7.exe software, select according to the MCU and interface of the development board, for example: ESP32-S3 and USB(USB is selected for most devices, depending on the hardware design of the product)

Parameter setting

①.Select the COM port that corresponds to the development board
②.Choose BAUD as the highest 1,152,000
③.Click ... to choose the bin file provided by Waveshare, manually input the download address 0x0, and check the box on the far left
④.Start flashing

Flashing completed (the flashing process will take some time, please be patient)

If you are in the "waiting for power-up synchronization" situation, you need to press and hold "Boot" to power on again, and enter the download mode to solve the problem

Flash Firmware Flashing and Erasing User Guide

Flash Firmware Flashing and Erasing

Flash Firmware Flashing

3.7inch e Paper e Ink Raw Display, 480×280, Black / White, 4 Grey Scales, SPI