Custom Audio Electronics PD190 User Manual
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Custom Audio Electronics PD190 User Manual

Panel printer with lcd
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PANEL PRINTER WITH LCD
PD190
User's Manual
www.custom.it
PD 190-LCD

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Summary of Contents for Custom Audio Electronics PD190

  • Page 1 PANEL PRINTER WITH LCD PD190 User’s Manual www.custom.it PD 190-LCD...
  • Page 2 The products are continuously checked and im- proved. For this reason Custom Engineering s.r.l. reserves the right to modify the information contained in this manual without prior notice. COD. DOME-PD190 Revision 1.10 Copyright © 1998 Custom Engineering s.r.l. – Italy Custom Engineering Str.
  • Page 3 GENERAL INFORMATION REGARDING SAFETY • Read and keep the following instructions. • Observe all warnings and follow all instructions attached to the printer. • Before cleaning the printer, disconnect the feed cable. • Clean the printer with a damp cloth. Do not use liquid or spray products. •...
  • Page 4 16-character x 2-line LCD. The PD190 printer is so lightweight and compact that it can be easily fitted on any kind of machinery. It can be personally programmed and is thus able to meet all possible requirements. It has a 150 byte print buffer and, as an option, can be equipped with a 256-byte EEPROM or, at the customer’s request...
  • Page 5 DESCRIPTION PRODUCT DESCRIPTION The PD190 printer has an ABS casing with a top covering the paper roll and print head. The dimensions of the printer are shown in Figure 2. The keyboard, located on the front of the printer, consists of the PRINT and FEED keys with their respective LEDs and the LCD.
  • Page 6 DESCRIPTION Technical Specifications Columns Character (L x H) Normal 1.7 x 2.6 1.1 x 2.6 Double height 1.7 x 5.2 1.1 x 5.2 Double width 3.4 x 2.6 2.2 x 2.6 Expanded 3.4 x 5.2 2.2 x 5.2 Graphic dot 0.33 x 0.38 0.19 x 0.38 Dots per line...
  • Page 7 If possible, protect the machine from direct light sources. CONNECTIONS Power supply With regard to power supply, the PD190 printer has a standard AMPMODU1 4-pin male connector (J3). The power supply connector pins are marked as follows: +VT :5 Vdc ± 15% (printer head power supply) +VDC : 5 Vdc ±...
  • Page 8 STB/RD (1) The D7 signal is not taken into consideration in cases of 7-bit programming of the parallel port. In order to configure the PD190 with the extended character set, 8-bit programming of the parallel interface is required. The signals indicated have the following functions: GND : signal ground and power supply ;...
  • Page 9 DESCRIPTION The serial baud rate can be set by the user as shown in the following table : BAUD 1200 2400 4800 9600 All other combinations select a speed of 1200 bauds. D3=1: flag-type transmission protocol. When the buffer is full, the printer sends a low level on the RTS signal, which interrupts transmission;...
  • Page 10 (D0, ..., D7). In serial configuration this corresponds to the data reception pin. CONFIGURATION With the PD190 printer default parameters may be configured. The parameters affected by configuration are: •...
  • Page 11 DESCRIPTION Configuration using the PRINT and FEED keys Configuration through the keyboard is usually disabled. To enable it, short-circuit the JP1 jumper on the printed circuit board. JP1 SETTING SETTING THROUGH FRONT KEYS OPTION OPEN DISABLED CLOSED ENABLED If, when the printer is switched on, both keys are held down simultaneously, the printer enters configuration mode and prints the first modifiable parameter.
  • Page 12 DESCRIPTION PRECAUTIONS • Do not print when there is no paper and/or ribbon: this leads to rapid deterioration of the print heads. • Do not put objects inside the printer. • Do not pull the printer carriage manually when the printer is ON. •...
  • Page 13 DESCRIPTION MAINTENANCE Changing the paper roll To change the paper roll, proceed as follows: A. open the top of the printer and place the paper roll in position, following the arrow, as indicated in figure 5; B. insert the end of the roll in the slit (A) of the print mechanism; C.
  • Page 14 INTERFACE The selection of the standard interfaces, serial and parallel TTL, is given by the status of the S-EN pin of J1. TTL SERIAL In the serial protocol, the signals which characterize communication are TD, RD and RTS if the RTS/ CTS protocol has been selected;...
  • Page 15 INTERFACE TTL PARALLEL In parallel communication the useable signals are : • 7 or 8 bit data bus (D0,...D7) ; • STROBE (STB) signal indicating data validity ; • READY signal indicating that the printer is ready to receive data. Flow diagram PD 190-LCD...
  • Page 16 INTERFACE RS232 SERIAL (option) The printer has an RS232 serial interface and current loop to be installed on the PD190 controller. The connection is made with a 25-pin rectangular female connector. The signals on the connector pins are indicated in Table 2.
  • Page 17 2 and 3. CENTRONICS PARALLEL (option) The printer can be equipped with a CENTRONICS parallel interface to be installed on the PD190 controller. The connection is made with a 25-pin rectangular female connector. The signal layout is exactly the same as that used by personal computers which use the same connector, as shown in Table 3.
  • Page 18 INTERFACE REAL TIME CLOCK (option) The Real Time Clock is available as an option. Printing and adjustment of the clock are managed by a series of control characters : Prints clock Sets clock RTCK transmission in serial ESC T Enters the time in the print buffer ESC D Enters the date in the print buffer ESC U...
  • Page 19 INTERFACE INSTALLATION OPTIONS To install the CENTRONICS parallel and RS232 serial options: • insert the plastic spacers (D) provided with the option into the holes on the interface card; • insert the option (C) into the connector and its spacers, taking care to centre the pins correctly. PD 190-LCD...
  • Page 20 PRINTER COMMANDS PRINT DIRECTION The PD190 printer has two print directions which can be selected by means of control characters : normal and reverse. Figure 7 GRAPHICS To obtain a graphic printout, enter the command $11 at the beginning of each line.

  • Page 21: Table Of Contents

    PRINTER COMMANDS CONTROL CHARACTERS The table below lists all the commands for function management of the PD190 printer. These commands can be transmitted to the printer with either the serial or parallel interface; if, however, the parallel interface is used, the user will not be able to receive the data required, since this interface is unidirectional.
  • Page 22 PRINTER COMMANDS (dd) ESC M (dd) $1B $4D Writes value (dd) in printing mode ESC p $1B $70 Transmits theoption register in serial ESC m $1B $6D Transmits printing mode in serial ESC s $1B $73 Transmits the next character in serial ESC W (n) $1B $57 (n) Starts saving block (n)

  • Page 23: (N) $0B

    Graphic mode Format Description This command enables the printer PD190 in graphic mode, i.e. to print in graphic mode, transmit the commande $11 at the beginning of each line. Notes For byte format in graphic configuration, see the relevant paragraph ( page 19 ).
  • Page 24 PRINTER COMMANDS Name CRLF mode Format Description This command enables the CRLF option, which inhibits the action of command $0D, maintaining only the command $0A active for printing purposes. To disable this option, reset the printer, by switching it off and on again, or by transmitting the software reset command.

  • Page 25: Esc

    PRINTER COMMANDS ESC ‘N Name Normal mode printing Format $1B $78 Description This command selects normal mode printing. In normal mode printing, the ticket comes out of the printer with the writing right way up and running from left to right. When the printer is switched on, the default value is selected by the flag of a location called the “option register”;...

  • Page 26: Esc

    PRINTER COMMANDS ESC ‘U Name Entering the date in the print buffer Format $1B $55 Description This command is used for entering the date, American.style mm-dd-yy, in the line buffer. This command can be used for entering the date in the context of a sentence without zero-setting the line buffer.
  • Page 27 PRINTER COMMANDS ESC ‘o Name Printing total operating hours Format $1B $6F Description This command enters the total operating hours in the line buffer. These hours are allocated in the battery-driven RAM of the Real Time device fitted inside the printer. If, therefore, there is no Real Time Clock, this command will produce no effect.

  • Page 28: (Aa) Esc R

    PRINTER COMMANDS (aa) ESC ‘r Name Reading a piece of data at an address (aa) Format (aa) $1B $72 Description This command makes it possible to read in a location of the non volatile memory (EEPROM). It can only be used with the serial port, which is bi-directional. The communication protocol is defined by the dip-switches on the serial interface.

  • Page 29: (Dd) Esc G

    PRINTER COMMANDS (dd) ESC ‘G Name Writing a piece of data (dd) in the option register Format (dd) $1B $47 Description By means of this command, the printer configuration can be manipulated. To do so, a byte in ASCII containing the configuration must be transmitted to the printer, followed by “ESC”...
  • Page 30 PRINTER COMMANDS (dd) ESC M Name Writing value (dd) in printing mode Format (dd) $1B $4D Description Using the command “ESC” M it is possible to manipulate the printing mode by default. To do this a byte in ASCII containing the printing mode must be transmitted followed by “ESC”...

  • Page 31: Esc

    PRINTER COMMANDS ESC W (n) Name Starting saving block (n) Format $1B $57 Description This command followed by a number (from 1 to 3) activates the function for saving a file in one of the three blocks defined by the number n. These blocks are contained in a non volatile memory which stores the data even when the power is switched off.

  • Page 32: Esc

    PRINTER COMMANDS ESC J (n) Name Loading programmable character (n) Format $1B $4A (n) Description This command followed by a number n (from 1-8) is used to generate the eight programmable characters. The first programmable character corresponds to the code $17 and the last to the code $1F.
  • Page 33 PRINTER COMMANDS Name Setting print mode Format Description When this command is transmitted, the characters are not displayed on the LCD Name Setting LCD mode Format Description When this command is transmitted, character printing is disabled. Name Setting print mode with LCD Format Description When this command is transmitted, the characters are not displayed on the LCD, neither...

  • Page 34: Esc

    PRINTER COMMANDS ESC ’i Name Cursor ON Blinker Format $1B $69 Description Switches the cursor on, in Blinker mode (flashing) ESC ’c Name Erasing the LCD Format $1B $63 Description Erases all the characters on the LCD ESC ‘l Name Displaying next character Format $1B $6C...
  • Page 35 PRINTER COMMANDS CHARACTER SETS The printer has 2 character fonts. FONT 1 FONT 2 PD 190-LCD...

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