ARM32 Bit DIY Loose Parts Industrial Grade High-precision Main Control Board

Product information :
Specification: 3.5-inch screen of Leji -Z driveless motherboard, 3.5-inch screen of Leji -Z TMC2226 driver [recommended] is the most selected, 3.5-inch screen of Leji -Z TMC2209 driver, and 3.5-inch touch screen of Leji -Z independent motherboard without touch screen and driver.

Motor-driven cooling fan interface: when any motor drive is enabled, the fan is turned on; When all motor drives fail, the fan is turned off.
Thermal head cooling fan interface: when the thermal head temperature is higher than 45'C, the fan is turned on, and when the thermal head temperature is lower than 40^C, the fan is turned off.
Ex motor interface: Ex axis can be used to synchronize the motion of XMZ\E0 motor or extended to E1 motor interface.
System reset external pin: it can be externally connected-a two-wire normally open switch to realize the function of emergency stop button.
Steering gear power supply selection port: select the steering gear power supply voltage between 5V and motherboard power interface voltage.
Short circuit the middle and left pins, and select SV power supply: short circuit the middle and right pins, and select the cigarette lighter interface voltage.


Packing list:
3D printer motherboard *1