N21 EVK
User Guide
Copyright © Neoway Technology Co., Ltd
8
2. Input
AT+NEONBIOTCFG=0,0,1,0
to enable unsolicited report of PSM mode.
3. Input
AT+NVSETPM=2
and
AT+CPSMS=1
to enable PSM mode.
If there is no data service to be processed, the module automatically enters PSM mode after RRC
link is released and T3324 times out.
After the module enters PSM mode, the ComTool displays
+PSMEVENT: ENTER PSM
and the
STATUS and NET indicators turns off on the EVB.
You can send
AT+RRCRLSREQ
to release RRC link fast.
4. Observe the current in PSM mode displayed on the current meter.
Step 4:
Put a jumper cap to the pin connector and hold the PSM_WAKE UP button for one second. The
module will wake up from PSM mode.