diff options
Diffstat (limited to 'doc/simcom-modem.txt')
-rw-r--r-- | doc/simcom-modem.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/doc/simcom-modem.txt b/doc/simcom-modem.txt new file mode 100644 index 00000000..0a813075 --- /dev/null +++ b/doc/simcom-modem.txt @@ -0,0 +1,22 @@ +SIM900 modem usage +=================== + +To enable SIM900 module support you need to put the following +udev rule into appropriate file in /{etc,lib}/udev/rules.d: + +KERNEL=="gsmtty3", ENV{OFONO_DRIVER}="sim900" + +On the i-Tetra tracking device, the SIM900 is accessed +via N_GSM mux device. We use ofono as SMS message +service and incoming voice calls service, so we +use /dev/gsmtty1 provided by N_GSM mux. + +SIM800 modem usage +================== + +When using sim800 modem, the udev rule is the same as the +sim900 rule : + +KERNEL=="ttyS3", ENV{OFONO_DRIVER}="sim900" + +Because the SIM800 and SIM900 code are the merged into one driver. |