1dd8388769
shutdown.cpp/hpp:
- repeatedly check supply voltage
- save value to nvs when dropping below threshold
- provide function to read lastPos from nvs
guide-stepper:
- auto-home considers stored last position in nvs
main:
- add new task shutDownDetection
config:
- slightly increase stepper speed
Hardware
connection plan
Components
rotary encoder LPD3806-600BM-G5-24C
- Pulses: 600 p/r (Single-phase 600 pulses /R,Two phase 4 frequency doubling to 2400 pulses)
- Power source: DC5-24V
- Shaft: 6*13mm/0.23*0.51"
- Size: 38*35.5mm/1.49*1.39"
- Output :AB 2phase output rectangular orthogonal pulse circuit, the output for the NPN open collector output type
- Maximum mechanical speed: 5000 R / min
- Response frequency: 0-20KHz
- Cable length: 1.5 meter
- size: http://domoticx.com/wp-content/uploads/2020/05/LPD3806-afmetingen.jpg
- Wires: Green = A phase, white = B phase, red = Vcc power +, black = V0