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7.   INTERFACE

7-1.

Interface Specifications

This printer has a parallel interface to communicate with the computer.
The operating specifications of the parallel interface are as follows.
(1)

Data transfer rate

1000 to 6000 characters per second

(2)

Synchronization

Via externally supplied STROBE pulses

(3)

Handshaking

ACK and BUZY signals

(4)

Logic level

Compatible with TTL level

7-2.

Interface Timing

Figure 7-1. Interface Timing Diagram

Figure 7-2. Typical Interface Circuit

Signal Name

Circuit Example

DATA1-DATA8

(To Printer)

STROBE

(To Printer)

BUZY, ACK

(From Printer)

Содержание DP8340 Series

Страница 1: ...DOT MATRIX PRINTER DP8340 SERIES PARALLEL INTERFACE USERS MANUAL ...

Страница 2: ...ils numériques de la classe A prescrites dans le Règlement sur le brouillage radioélectrique édicté par le ministère des Communications du Canada The above statement applies only to printers marketed in Canada CE Manufacturer s Declaration of Conformity EC Council Directive 89 336 EEC of 3 May 1989 This product has been designed and manufactured in accordance with the International Standards EN 50...

Страница 3: ...TION OF INK RIBBON AND PAPER 8 4 1 Installation of Ink Ribbon 8 4 2 Removal of Ink Ribbon 9 4 3 Paper Insertion 10 4 3 1 Model DP8340FC 10 4 3 2 Model DP8340SC 11 4 4 Paper Removal 12 5 CONTROL CODES 13 6 GENERAL SPECIFICATIONS 22 7 INTERFACE 26 7 1 Interface Specifications 26 7 2 Interface Timing 26 7 3 Connectors and Signals 27 7 4 Setting of DIP Switches 28 7 5 Peripheral Unit Drive Circuit 29 ...

Страница 4: ......

Страница 5: ...1 2 color printing Red and Black 2 High speed bidirectional printing 2 line sec 40 columns per line 3 9 pin print head 4 Parallel interface Centronics compatible 5 Commands for expanded characters inverted characters emphasized char acters and red and black printing are provided which makes the printer very versatile 6 Simultaneous Data Communication and Printing 7 2 Peripheral Drivers Model Name ...

Страница 6: ... necessary accessories are included A Printer B Power Supply Unit Figure 2 1 Unpacking 2 UNPACKINGANDINSTALLATION 1 Printer 2 User s Manual 3 Paper Holders 4 Re Roll Prevention Guard 5 Ink Ribbon 6 DIP Switch Cover 1 1 Power Supply Unit 2 User s Manual ...

Страница 7: ... 3 2 2 Installation of Paper Holders and Re Roll Prevention Guard Only Model DP8340FC Install the Paper Holders in the outermost holes in the rear of the printer Figure 2 2 Installation of Paper Holders ...

Страница 8: ...soft cloth soaked in alcohol or benzine Do not use Lacquer thinner Trichlorethelene or Ketone solvents because they may damage plastic parts 6 Use a soft brush etc for cleaning the printer mechanism and PCB 7 Keep hands out of printer while power is on 8 Do not attempt to print when there is no ink ribbon or paper in the unit The print head life could be severly reduced 9 If the paper is fastened ...

Страница 9: ... 5 3 PARTIDENTIFICATIONANDNOMENCLATURE 3 1 Power Supply Unit Figure 3 1 Power Supply Unit DC Power Connector Output Shape of AC Power plug will vary according to destinations ...

Страница 10: ... 6 3 2 Printer Figure 3 2 Printer Front View Figure 3 3 Printer Rear View ...

Страница 11: ...e printer will go on line after turning power on 8 FEED Button Momentary operation of this button provides one line feed Pressing this button continuously will cause continuous paper feed If power is turned on while pressing this button self printing 1 will be performed 9 Interface Connector Connects the printer to host computers Check that both computer and printer are off before connecting 10 DI...

Страница 12: ...Whilekeepingtheribbontaut wrap one side around the black ribbon guide on the end of the platen and droponespoolonthespoolshaft Asyoumovethespooldownwards move the detecting lever aside to allow the spool to drop into place Make sure the spool drive pins engage with the spool drive holes As the spool drops into place there will be a click 3 While continuing to hold the ribbon taut install the remai...

Страница 13: ...ently rotating it until the ribbon sags Push the ribbon detecting lever out lift the spool until it comes off the shaft Remove the second spool in a similar manner Do not apply excessive force when lifting spools Ribbon Life Description Ribbon life Black SF 03B Approx Fuji Kagakushi 0 8 million Kogyo Co Ltd characters ...

Страница 14: ...er to the Holders Paper by slipping one side of the roll onto the Hub and pulling the other Hub out to allow the roll to slip in place 3 Insert the paper evenly into the Paper Insertion Slot 4 Turn the Power Switch ON and press the FEED Button The paper will be fed into the unit Figure 4 4 Paper Insertion 1 Model DP8340FC Figure 4 5 Paper Insertion 2 Model DP8340FC ...

Страница 15: ...lease the switch when 8 line feeding is completed If the paper is not fed straight during 8 line feeding straighten the paper by pullingitbackslowlyasyouholdthepaperreleaseleverdown Ifasprocket hole is torn or enlarged recut the paper and reinsert it as before 3 After confirming that the paper has been fed in straight feed the paper continuously by holding the feed switch down 4 Release the feed s...

Страница 16: ...oval Cut the paper close to the slot and use the feed button until paper has passed completely through the printer Note Do not try to remove the paper by hand as it could become crooked and get jammed inside the printer ...

Страница 17: ...This code causes the printer to print expanded characters twice as wide as the regular ones This remains in effect until a DC4 code is received CODE DC4 14 H FUNCTION Release from expanded characters OUTLINE The expanded character instruction is released by the DC4 code and the succeeding data is printed as regular width characters CODE ESC 1 1B H 2D H 01 H or 1B H 2D H 31 H FUNCTION Underline mod...

Страница 18: ...ODE ESC E 1B H 45 H FUNCTION Emphasized print mode instruction OUTLINE Data following this command is printed with emphasized characters In this mode characters are printed in a single direction CODE ESC F 1B H 46 H FUNCTION Release from emphasized print instruction OUTLINE Emphasized print is released CODE ESC 4 1B H 34 H FUNCTION Red character print instruction OUTLINE This command causes subseq...

Страница 19: ... character OUTLINE In this section we will define download characters This printer is able to print the characters expressed by the character codes in Section 8 In addition the user can create special characters which are called download characters A maximum of ten download characters can be defined and the defined character pattern is stored in the printer s RAM This means that if the power to th...

Страница 20: ...his code is first sent to the printer CODE ESC 0 1B H 25 H 00 H or 1B H 25 H 30 H FUNCTION Cancel download character OUTLINE This code cancels the download mode and selects standard text characters characters appearing in the character code chart in Section 8 When power is turned on standard text characters are se lected SAMPLE Let s try an actual example of printing a download character We will d...

Страница 21: ...1 11111111 FF m2 10000011 83 m3 10111101 BD m4 11000001 C1 m5 11111111 FF 1 Difine download 1B H 26 H 00 H 21 H 23 H 80 H A0 H A0 H BE H A0 H A0 H 80 H 98 H E4 H 82 H E4 H 98 H 80 H FF H 83 H BD H C1 H FF H 2 Select download 1B H 25 H 01 H 3 Character code 21 H 22 H 23 H A0 H 4 Cancel download 1B H 25 H 00 H 5 Character code 21 H 22 H 23 H 0A H CODE ESC a n 1B H 61 H n FUNCTION n line feed OUTLINE...

Страница 22: ... data in the current line and transports the paper to the start of the next page CODE ESC 1B H 40 H FUNCTION Printer initialization OUTLINE All printing conditions except ESC BEL n1 n2 the line buffer and data buffer are set to the power on default condition CODE ESC BEL n1 n2 1B H 07 H n1 n2 FUNCTION Sets peripheral unit drive 1 pulse duration OUTLINE This command sets the pulse duration for peri...

Страница 23: ...ration 200ms fixed Delay 200ms fixed REMARKS It is impossible to drive peripheral devices 1 and 2 at the same time CODE CAN 18 H FUNCTION Clears print buffer OUTLINE Upon input of this code the data buffer and line buffer is cleared Executed by BEL code and FS code after printing CODE BEL 07 H FUNCTION Trigger peripheral unit drive Deferred OUTLINE Causes a peripheral drive pulse to be generated T...

Страница 24: ...C F 1B H 46 H Emphasized print release 11 ESC 4 1B H 34 H Red character print instruction 12 ESC 5 1B H 35 H Red character print release 13 ESC R n 1B H 52 H n Select an international character set 14 ESC 0 1B H 26 H 00 H Define download character 15 ESC 1 1B H 25 H 01 H Select download characters 1B H 25 H 31 H 16 ESC 0 1B H 25 H 00 H Cancel download characters 1B H 25 H 30 H 17 ESC a n 1B H 61 H...

Страница 25: ...l unit drive pulse duration n1 n2 n1 n2 1 n1 127 1 n2 127 default n1 n2 20 24 BEL 07 H Trigger peripheral unit drive 1 Deferred 25 FS 1C H Trigger peripheral unit drive Immediate 26 SUB 1A H Trigger peripheral unit drive 2 immediate 27 CAN 18 H Clears print buffer ...

Страница 26: ... 5 9 dots Block graphics 6 6 dots 6 8 dots Graphic Feed Not Available Character size 2 42 H 1 71 W mm Dot spacing 0 35 H 0 35 W mm Print area 84 3 mm Print Buffer Approx 1 5 KB Interface Parallel Interface Centronics compatible Peripheral drive 2 outputs each 1A max at 12V Both cannot operate at the same time External dimensions Printer 202 W 200 D 98 H mm without paper holder DC Power Connector P...

Страница 27: ...ore Ink ribbon specification Color Black and red Black only Ribbon material Nylon 40 denier Ribbon size 13mm 6mm Spool 13mm width 35mm in diameter two spool Recommended ribbon SF 03BR Black and red SF 03B Black manufactured by Fuji Kagakushi Kogyo Co Ltd or approved equivalent Operating conditions Temperature 5 C 40 C Humidity 10 80 RH Storage conditions Temperature 20 C 70 C Humidity 5 95 RH 40 C...

Страница 28: ... 24 Figure 6 1 Roll Paper and Print Area Model DP8340FC Figure 6 2 Sprocket feed Paper and Print Area Model DP8340SC ...

Страница 29: ... 25 Figure 6 3 External Dimensions Printer Figure 6 4 External Dimensions Power Supply Unit 120mm 2 0m 36mm 60mm Shape of AC Power plug will vary according to destinations ...

Страница 30: ...follows 1 Data transfer rate 1000 to 6000 characters per second 2 Synchronization Via externally supplied STROBE pulses 3 Handshaking ACK and BUZY signals 4 Logic level Compatible with TTL level 7 2 Interface Timing Figure 7 1 Interface Timing Diagram Figure 7 2 Typical Interface Circuit Signal Name Circuit Example DATA1 DATA8 To Printer STROBE To Printer BUZY ACK From Printer ...

Страница 31: ...set 1 Data being entered 2 Off line 3 Error condition 12 PAPER OUT This signal is normally LOW It will go HIGH OUT if the printer runs out of paper 13 SELECTED OUT ThissignalisHIGHwhentheprinterisonline 14 15 N C Unused 16 SIGNAL Signal ground GND 17 CHASSIS Chassis ground isolated from logic ground GND 18 N C Unused 19 30 GND Twisted pair return signal ground level 31 RESET IN When this signal go...

Страница 32: ...ting It should be set to OFF when a monochrome ribbon is used Character Table SW NO USA Europe IBM 1 IBM 2 JAPAN 1 ON OFF ON OFF 2 ON ON OFF OFF International Character Set SW NO USA France Germany England Denmark Sweden Itary Spain 6 ON OFF ON OFF ON OFF ON OFF 7 ON ON OFF OFF ON ON OFF OFF 8 ON ON ON ON OFF OFF OFF OFF Note When DIP Switches 1 and 2 are set to OFF the printer always selects the ...

Страница 33: ...rent 1A Note It is impossible to drive pe ripheral devices 1 and 2 at the same time Printer side Note Make sure that the metal structural parts of the peripheral device are connected to frame Ground Pin 1 to provide a static drain path 2 Control code Codes for Drive Circuit control are ESC BEL n1 n2 BEL FS and SUB Refer to the Control Codes in Section 5 7 6 Emergency Suspension Ifanerrorconditioni...

Страница 34: ... 30 8 CHARACTER CODE LIST 1 U S A Europe DIP SW1 ON SW2 ON ...

Страница 35: ... 31 ...

Страница 36: ... 32 2 IBM Character Set 1 DIP SW1 OFF SW2 ON ...

Страница 37: ... 33 ...

Страница 38: ... 34 3 IBM Character Set 2 DIP SW1 ON SW2 OFF ...

Страница 39: ... 35 ...

Страница 40: ... 36 4 JAPAN DIP SW1 OFF SW2 OFF ...

Страница 41: ... 37 ...

Страница 42: ... 38 International Character Sets ...

Страница 43: ... 39 9 FONTLIST 1 U S A Europe DIP SW1 ON SW2 ON ...

Страница 44: ... 40 ...

Страница 45: ... 41 ...

Страница 46: ... 42 2 IBM Character Set 1 DIP SW1 OFF SW2 ON ...

Страница 47: ... 43 ...

Страница 48: ... 44 ...

Страница 49: ... 45 3 IBM Character Set 2 DIP SW1 ON SW2 OFF ...

Страница 50: ... 46 ...

Страница 51: ... 47 ...

Страница 52: ... 48 4 JAPAN DIP SW1 OFF SW2 OFF ...

Страница 53: ... 49 ...

Страница 54: ... 50 ...

Страница 55: ... 51 International Character Sets ...

Страница 56: ...µF 25V to 6800µF 25V must be connected across the output of the power supply Note 2 A DC power plug is available as an option Reference Design the power supply referring to the power supply circuit shown below Note A line noise filter must be used to prevent line transients from passing through power supply Filter design to be determined by environmental noise requirements 10 WHENPOWERISSUPPLIEDBY...

Страница 57: ...53 VAC 14V C2 100 200µF 25V VDC 12V ZD1 VZD 14V 1W IAC 2 3A C3 4700 6800µF 25V C1 6800µF 25V TR1 2SD633 TOSHIBA Other parameters may be determined by user Figure 10 1 Power Supply Reference Circuit 10 5 ...

Страница 58: ... MEMO ...

Страница 59: ...ess the following URL http www star micronics co jp service sp_sup_e htm for the lastest revision of the manual OVERSEAS SUBSIDIARY COMPANIES STAR MICRONICS AMERICA INC 70 D Ethel Road West Piscataway NJ 08854 U S A Tel 732 572 9512 Fax 732 572 5095 STAR MICRONICS U K LTD Star House Peregrine Business Park Gomm Road High Wycombe Bucks HP 13 7DL U K Tel 01494 471111 Fax 01494 473333 ...

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