mdt: Mobile Data Terminal

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The Mobile Data Terminal (MDT) is an accessory compromised of an LCD display with keys for advanced user interaction with the RTCU device.

The MDT is connected to the RTCU device by using the RS232 port on the device.

For more information on the MDT see the data sheet and technical manual available from your supplier.

 

The following functions are used to access to the MDT:

 

•mdtOpen

Opens the MDT interface.

•mdtPower

Controls power to the MDT.

•mdtStandby

Controls MDT standby.

•mdtWrite

Writes text at the current position.

•mdtGotoXY

Sets the current position.

•mdtCurrentX

Returns the X-coordinate of the current position.

•mdtCurrentY

Returns the Y-coordinate of the current position.

•mdtScrollDown

Moves the text in the display one line down.

•mdtScrollUp

Moves the text in the display one line up.

•mdtGetKey

Waits for a key press event.

•mdtClear

Clears the display.

•mdtClearLine

Clears a line in the display.

•mdtCursor

Shows or hides the cursor.

•mdtBacklight

Sets the intensity of the backlight.

•mdtBeep

Makes the MDT emit a short beep.

•mdtContrast

Sets the contrast of the display.

•mdtDefineChar

Defines a custom character in the MDT font.

•mdtProfile

Retrieves MDT profile info.