GLCD2USB example configuration from http://www.harbaum.org/till/glcd2usb/lcd4linux.conf

lcd4linux.conf

#  GLCD2USB example configuration

Variables {
   tick 500
   tack 100
   minute 60000
}

Display GLCD2USB {
    Driver 'GLCD2USB'
    Brightness 255
}

Widget OS {
    class 'Text'
    expression '*** '.uname('sysname').' '.uname('release').' ***'
    width 20
    align 'M'
    style 'bold'
    speed 200
    update tick
}

Widget CPU {
    class  'Text'
    expression  uname('machine')
    prefix 'CPU '
    width  9
    align  'L'
    style test::onoff(7)>0?'bold':'norm'
    update tick
}


Widget CPUinfo {
    class  'Text'
    expression  cpuinfo('model name')
    prefix ''
    width  20
    align  'M'
    speed 100	
    update tick
}


Widget RAM {
    class  'Text'
    expression meminfo('MemTotal')/1024
    postfix ' MB RAM'	
    width  11
    precision 0
    align  'R'
    update tick
}

Widget Busy {
    class 'Text'
    expression proc_stat::cpu('busy', 500)
    prefix 'Busy'	
    postfix '%'	
    width 9	
    precision 1
    align 'R'	
    update tick	
}	

Widget BusyBar {
    class 'Bar'
    expression  proc_stat::cpu('busy',   500)
    expression2 proc_stat::cpu('system', 500)
    length 10	
    direction 'E'
    update tack
}

Widget Load {
    class 'Text'
    expression loadavg(1)
    prefix 'Load'
    postfix loadavg(1)>1.0?'!':' '
    width 10
    precision 1
    align 'R'
    update tick
}

Widget LoadBar {
    class 'Bar'
    expression  loadavg(1)
    max 2.0
    length 10	
    direction 'E'
    update tack
}


Widget Disk {
    class 'Text'
    # disk.[rw]blk return blocks, we assume a blocksize of 512
    # to get the number in kB/s we would do blk*512/1024, which is blk/2 
    # expression (proc_stat::disk('.*', 'rblk', 500)+proc_stat::disk('.*', 'wblk', 500))/2
    # with kernel 2.6, disk_io disappeared from /proc/stat but moved to /proc/diskstat
    # therefore you have to use another function called 'diskstats':
    expression diskstats('hd.', 'read_sectors', 500) + diskstats('hd.', 'write_sectors', 500)
    prefix 'disk'
    postfix ' '
    width 10	
    precision 0
    align 'R'	
    update tick	
}	

Widget DiskBar {
    class 'Bar'
    #expression  proc_stat::disk('.*', 'rblk', 500)
    #expression2 proc_stat::disk('.*', 'wblk', 500)
    # for kernel 2.6:
    expression  diskstats('hd.', 'read_sectors',  500)
    expression2 diskstats('hd.', 'write_sectors', 500)
    length 14	
    direction 'E'
    update tack
}

Widget Eth0 {
    class 'Text'
    expression (netdev('eth0', 'Rx_bytes', 500)+netdev('eth0', 'Tx_bytes', 500))/1024
    prefix 'eth0'
    postfix ' '
    width 10	
    precision 0
    align 'R'	
    update tick	
}	

Widget Eth0Bar {
    class 'Bar'
    expression  netdev('eth0', 'Rx_bytes', 500)
    expression2 netdev('eth0', 'Tx_bytes', 500)
    length 14	
    direction 'E'
    update tack
}

Widget Heart {
    class 'Icon'
    speed 250
    Bitmap {
	Row1 '.....|.....|.....|.....|.....|.....'
	Row2 '.*.*.|.....|.*.*.|.....|.....|.....'
	Row3 '*****|.*.*.|*****|.*.*.|.*.*.|.*.*.'
	Row4 '*****|.***.|*****|.***.|.***.|.***.'
	Row5 '.***.|.***.|.***.|.***.|.***.|.***.'
	Row6 '.***.|..*..|.***.|..*..|..*..|..*..'
	Row7 '..*..|.....|..*..|.....|.....|.....'
	Row8 '.....|.....|.....|.....|.....|.....'
    }
}

Widget ImageTest {
    class 'Image'
    file 'tux.png'
    update 1000
    visible 1
    inverted 0
}

Layout TestLayer {
    Row1 {
	Col1  'OS'
    }
    Row2 {
	Col1  'CPU'
	Col10 'RAM'
    }
    Row3 {
	Col1  'Busy'
	Col10 'Heart'
	Col11 'BusyBar'
    }
    Row4 {
	Col1 'Load'
	Col11 'LoadBar'
    }
    Row5 {
	Col1  'Disk'
	Col11 'DiskBar'
    }
    Row6 {
	Col1  'Eth0'
	Col11 'Eth0Bar'
    }
    Layer 2 {
	X1.Y1 'ImageTest'
    }
}

Display 'GLCD2USB'
Layout 'TestLayer'