Product Info

5G Module Series
RM500Q-AE&RM502Q-AE Hardware Design
RM500Q-AE&RM502Q-AE_Hardware_Design 48 / 83
Table 161615: Network Status Indications of WWAN_LED#
3.9.5.3.11.4. WAKE_ON_WAN#*
The WAKE_ON_WAN# is an open drain pin, which requires a pull-up resistor on the host. When a URC
returns, a 1 s low level pulse signal will be outputted to wake up the host. The module operation status
indicated by WAKE_ON_WAN# is shown as below.
Table 171716: State of the WAKE_ON_WAN#
Host Module
WAKE_ON_WAN#
BB
GPIO
23
VCC_IO_HOST
Note: The voltage level on VCC_IO_HOST depends on the host side due to the open drain in pin 23.
Wake up the host
1s
H
L
R1
10k
Figure 24: WAKE_ON_WAN# Signal Reference Circuit
3.9.6.3.11.5. DPR*
RM500Q-AE&RM502Q-AE module provides a DPR (Dynamic Power Reduction) pin for body SAR
WWAN_LED# Level
Description
Low Level (LED ON)
RF function is turned on
High Level (LED OFF)
RF function is turned off if any of the following occurs:
⚫ The (U)SIM card is not powered.
⚫ W_DISABLE1# is at low level (airplane mode enabled).
⚫ AT+CFUN=4 (RF function disabled).
WAKE_ON_WAN# State
Module Operation Status
Output a 1 s low level pulse signal
Call/SMS/Data is incoming (to wake up the host)
Always at high level
Idle/Sleep