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# Send SMS messages using Raspberry Pi.
# Using gammu and Huawei E220

# Prepare SD card with wheezy.

# Login / complete rasp-config / reboot / login

# Set vimrc to prevent annoying ADBC arrow keys
cp /etc/vim/vimrc ~/.vimrc

# Set network (can be skipped)
vi /etc/network/interfaces

auto eth0
iface eth0 inet static
address 192.168.1.198
netmask 255.255.255.0
gateway 192.168.1.254

# Set nameservers (can be skipped)
vi /etc/resolv.conf

domain lan
search lan
nameserver 8.8.8.8
nameserver 8.8.4.4

# Restart network
/etc/init.d/networking restart

# Install Gammu (python-gammu and gammu-smsd can be skipped - depending on requirements)
apt-get install gammu
apt-get install python-gammu
apt-get install gammu-smsd

# Find port USB device connected to 
dmesg | grep tty

[    7.578478] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB0
[    7.697942] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB1

# Config gammu
gammu-config

# Check connected
gammu --identify

Device               : /dev/ttyUSB0
Manufacturer         : Huawei
Model                : E220 (E220)
Firmware             : 11.117.03.01.156
IMEI                 : 3XX19301XXXXXX3
SIM IMSI             : 2XXXX923271XXX1


# Test with a text message
echo "some message" | gammu --sendsms TEXT 07921XXXXXX