On 2/15/19 4:16 PM, Giacinto Cifelli wrote:
On Fri, Feb 15, 2019 at 3:37 PM Christophe Ronco <c.ronco(a)kerlink.fr> wrote:
> Here is a small patch to support SIM removal and insertion for QMI modems.
> I think indication used is not supported by all QMI modems.
> It has been tested on EG25G after enabling feature using AT+QSIMDET AT command.
I suppose it also requires some hardware: removal can be caught on the
periodic STATUS command, but the re-insertion would require polling
the interface without a dedicated switch.
You are right. On EG25G, USIM_PRESENCE pin must be connected to SIM module.