You can use the T5-4.7 & T5-4.7 Plus Online Documentation to get all information about this project.
ESP32 Dev Module
for the boardEnable
arduino-esp32 needs to be upgraded to 2.0.3
version to support ESP32-S3
.
To upgrade the existing development environment, please refer to the following methods:
$ pwd
/c/Users/lyy/Documents/Arduino
$ cd hardware/espressif/esp32/
$ git checkout 2.0.3
$ git submodule update
Which GPIOs are left for free use?
IO12. If the touch screen is not used, there are also IO12, IO13, IO14 and IO15 which can be used freely. IO0 has been used and cannot be programmed.
How to turn off the blue LED light?
To turn off the blue LED, you must call epd_poweroff_all()
, which will turn off the entire power supply controlled by PWM_EN. Note that it cannot be turned off when powered by USB. It can only be turned off when powered by battery. For details, refer to examples/demo
How to fix afterimages?
Please upload examples/screen_repair to try to remove afterimages. It is not 100% able to remove afterimages.