(Verified) ELRS NANO version high-frequency head transmitter circuit based on ESP32 main control and E19 RF module, supports threshold dynamic fan cooling set by lua script, WS2812 RGB light, overall power supply, ESP32-ROOM-32 module and RF module integrated.
The 3D printing shell has not yet been designed, but friends with strong hands-on skills can try it.
ELRS official website: https://www.expresslrs.org/2.0/quick-start/getting-started/
official
Github:https://github.com/ExpressLRS/ExpressLRS/releases/tag/3.0.0-RC1
Regarding firmware selection "DIY_900__ESP32_SX127X_E19"
Add macro definitions for enabling fans and RGB lights in the header file of E19 in the scr library file: ExpressLRS-2.2.0srcinclude arget:
#define GPIO_PIN_LED_RGB 27
#define GPIO_PIN_FAN_EN 4
Then set the fan opening threshold and dynamic threshold in the remote control Lua script to enable the fan.
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