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4.3.8 Auto power off(Relay V1.2)
#define
PSU_CONTROL
// enable PSU control to turn on and off using M80 and
M81
#define
PSU_ACTIVE_STATE HIGH
// set turn on level， Relay V1.2 is turned on
with high level and turned off with low level ,so this setting needs to be
HIGH.
4.3.9 Power loss revovery
There are two methods for power lost recovery
1.
No extra module needed, the motherboard will write current print status to
the SD card after every layer is printed, which shortens the life of the SD
card severely.
#define
POWER_LOSS_RECOVERY
// enable power loss recovery
#define
PLR_ENABLED_DEFAULT true
// true default to power loss recovery enabled
2.
external UPS 24V V1.0 module，when power is cut, the module will provide
power to the board and signal the board to save current print status to SD
card. This method has virtually no effect on the life of the SD card.
