QMICLI ATR MONITOR in RM502/RM520 modem

IoT Modules 5G Module
1

Hi ,

pi@raspberrypi:~ $ sudo qmicli -d /dev/cdc-wdm0 --device-open-proxy --dms-get-software-version
[/dev/cdc-wdm0] Software version: RM502QAEAAR11A04M4G
pi@raspberrypi:~ $ sudo qmicli -d /dev/cdc-wdm0 --atr-monitor
error: couldn’t create client for the ‘atr’ service: QMI protocol error (31): ‘InvalidServiceType’
pi@raspberrypi:~ $ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 2c7c:0800 Quectel Wireless Solutions Co., Ltd. RM502Q-AE
Bus 001 Device 002: ID 2109:3431 VIA Labs, Inc. Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
pi@raspberrypi:~ $ ls /dev/ttyUSB*
/dev/ttyUSB0 /dev/ttyUSB1 /dev/ttyUSB2 /dev/ttyUSB3
pi@raspberrypi:~ $

2

Dear @ranjith
Please share response:
sudo qmicli -d /dev/cdc-wdm0 --client-no-release-cid --wds-noop
sudo qmicli -d /dev/cdc-wdm0 --uim-get-card-status

Why do you want to use this? Monitor SIM card status?