User's Manual

M80 Hardware Design
M80_HD_V1.2 - 39 -
STATUS
（OUTPUT）
H
PWRKEY
（INPUT）
Delay > 0.5s
Turn off
Pull down the PWRKEY
to turn on the module
Restart
Figure 12: Timing of restarting system
The module can also be restarted by the PWRKEY after emergency shutdown.
PWRKEY
（INPUT）
Pulldown > 20ms
Delay>2s
EMERG_OFF
（INPUT）
STATUS
（OUTPUT）
6us
Figure 13: Timing of restarting system after emergency shutdown