Hi!
I'm using the "IComSat v1.1 -SIM900 GSM/GPRS shield" and, as you can see on the datasheet (ftp://imall.iteadstudio.com/IM120417009_IComSat/DS_IM120417009_IComSat.pdf, page 6), "_the pin 9 of Ardu…
I am using a Simcom SIM900A GSM/GPRS module connected to Wammu via /dev/ttyS0. Everything works seamlessly, except the following:
1. Send SMS to multiple recipients:
I did CTRL-M - Edit and selecte…