Updated: Jul 18, 2021
Wifi,MCU,Audio,8 motor drivers... all in one wifi.
use esp32 as the mcu for 3D printer motherboard.
it has larger memory and more powerful than normal 32bit 3D printer motherboard.
the file upload speed to sd card is also higher than it as a wifi module, it can support more motor drivers with one fast expand GPIO chip.
Two 32-bit MCU ,240MHz
520 KBytes SRAM
4M Bytes Flash memory
there are 24 more GPIOs(only as output) with a expander, the expanded GPIO speed is 70kHz
WiFi | 802.11 b/g/n/d/e/i/k/r (802.11n up to 150 Mbps)
Bluetooth | Bluetooth v4.2
support 8 Motor drivers
support 3 thermistors (30°C~250°C,can not read the value below 30°)
BLtouch/ support wild range voltage 5V~36V Inductive sensor NPN.
LCD128*64/PandaTouchScreen/DGUS touch screen(XH2.54 or RJ11)
Support mixed use of 5V/24V fans,3 of them are controllabe fans
Play music at boot, Error/alarm music..
Real-time operating systems (RTOS)
control printer, upload files with web browser