Beckmann+Egle

This driver supports the serial „Mini-Terminals“ made by Beckmann+Egle:

With LCD4Linux-0.10, the new CompactTerminals are supported, too:

These controllers provide a lot of additional features, and my be extended with various modules: (from left to right: key module, I/O module, LAN module)

Display Section

Display <name> {
    Driver 'Beckmann+Egle'
    Model     <string>
    Port      <string>
    Speed     <number>
    Contrast  <number>
    Backlight <0|1>
    Icons     <number>
}

Parameters

Driver	'Beckmann+Egle'
Model	see below
Size	the CT20x4 can control smaller displays, too. In this case specify <rows>x<columns> here (e.g. „16×2“)
Port	serial device the display is attached to (e.g.'/dev/ttyS2')
Speed	the baud rate from the display must match this value. Possible values are 1200, 2400, 4800, 9600, 19200, 38400 and 115200
Contrast	initial contrast (0..15)
Backlight	initial backlight state (0=off, 1=on)
Icons	Number of user-defined chars reserved for Icons (default: 0)

Models

The driver supports different displays, which can be selected with the Model parameter:

MT16x1	!MultiTerminal 16×1
MT16x2	!MultiTerminal 16×2
MT16x4	!MultiTerminal 16×4
MT20x1	!MultiTerminal 20×1
MT20x2	!MultiTerminal 20×2
MT20x4	!MultiTerminal 20×4
MT24x1	!MultiTerminal 24×1
MT24x2	!MultiTerminal 24×2
MT32x1	!MultiTerminal 32×1
MT32x2	!MultiTerminal 32×2
MT40x1	!MultiTerminal 40×1
MT40x2	!MultiTerminal 40×2
MT40x4	!MultiTerminal 40×4
CT20x4	!CompactTerminal 20×4

Plugins

The driver provides the following functions (with a MultiTerminal only!):

LCD::contrast()	return the current contrast value
LCD::contrast(n)	set the contrast to <n> (0..15)
LCD::backlight()	return the current backlight state
LCD::backlight(v)	switch the backlight on (v=1) or off (v=0)
LCD::gpo(n)	return the current state of GPO <n> (0..7)
LCD::gpo(n,v)	set the GPO <n> to level <v> (0..255)
LCD::gpi(n)	return the current state of GPI <n> (0..7)
LCD::adc()	return the current value of the ADC input
LCD::pwm(v)	set the PWM output to value <v> (0..255)

GPO: General Purpose Output

GPI: General Purpose Input

ADC: Analog/Digital Converter

PWM: Pulse Width Modulation

Example

Display CT20x4 {
    Driver   'Beckmann+Egle'
    Model    'CT20x4'
    Port     '/dev/tts/0'
    Size     '20x4'
    Contrast  7
    Backlight 1
    Icons     1
}