Epson TM-T81 Technical & Specifications Manual
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Epson TM-T81 Technical & Specifications Manual

Receipt printer
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See also: User Manual
Confidential
EPSON
Rev. No.
Notes
Copied Date
Copied by
SEIKO EPSON CORPORATION
MATSUMOTO MINAMI PLANT
2070 KOTOBUKI KOAKA, MATSUMOTO-SHI, NAGANO, 399-8702 JAPAN
PHONE+81-263-86-5353 FAX+81-263-86-9925

Receipt Printer

TM-T81
Specification
STANDARD
,
A
,

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  • Page 1: Receipt Printer

    Confidential EPSON Receipt Printer TM-T81 Specification STANDARD Rev. No. Notes Copied Date Copied by SEIKO EPSON CORPORATION MATSUMOTO MINAMI PLANT 2070 KOTOBUKI KOAKA, MATSUMOTO-SHI, NAGANO, 399-8702 JAPAN PHONE+81-263-86-5353 FAX+81-263-86-9925...
  • Page 2 Before reading this specification, be sure you have the correct version of each page. Revisions Design Section Sheet Rev. No. Rev. Document Sheet Rev. Sheet Rev. Sheet Rev. Enactment Akema Iino TITLE Front Part TM-T81 Rev. Table of Confidentiality General Specification Cover Sheet Agreement Features Contents Contents...
  • Page 3 Document Sheet Rev. Sheet Rev. Sheet Rev. Enactment App.1 App.2 App.3 App.4 App.5 App.6 App.7 App.8 App.9 App.10 App.11 App.12 App.13 TITLE Front Part TM-T81 Rev. Table of Confidentiality General Specification Cover Sheet Agreement Features Contents Contents Appendix Total (STANDARD)
  • Page 4 Confidential REVISION SHEET Sheet 3 of 3 REV. SHEET CHANGED CONTENTS Newly enacted TITLE TM-T81 Specification (STANDARD)
  • Page 5 5. Neither is any liability assumed for damages resulting from the use of the information contained herein. 6. Neither Seiko Epson Corporation nor its affiliates shall be liable to the purchaser of this product or third parties for damages, losses, costs, or expenses incurred by the purchaser or third parties as a result of: accident, misuse, or abuse of this product or unauthorized modifications, repairs, or alterations to this product, or (excluding the U.

  • Page 6: General Features

    Confidential GENERAL FEATURES 1) This specification applies to the TM-T81 printer. * This specification describes only the outline of the general functions and the model-dependent functions of the commands. For detailed specifications and usage of the commands, please see the ESC/POS APG (Application Programming Guide) that is separately issued.

  • Page 7: Table Of Contents

    3.4 Panel LED Indicators ......................42 3.5 Self-test ..........................43 3.6 Hexadecimal Dumping ......................44 3.7 NV Graphics Print Mode ......................45 3.8 Error Processing ........................46 3.8.1 Error Types........................46 3.8.2 Printer Operation When an Error Occurs ................47 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 8 ESC M n........................67 ESC R n ........................67 ESC S ...........................68 ESC T n.........................68 ESC V n ........................68 ESC W xL xH yL yH dxL dxH dyL dyH................69 ESC \ nL nH ........................69 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 9 <Function 181> GS ( k pL pH cn fn m (cn = 49 , fn = 81) ..........97 <Function 182> GS ( k pL pH cn fn m (cn = 49 , fn = 82) ..........97 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET...
  • Page 10 G.2 Power off procedure by the host..................App.11 APPENDIX H: NOTES ON PRINTING 2-DIMENSIONAL CODE..........App.12 APPENDIX I: NOTES ON SCANNING THE PRINT RESULT ON THE RECEIPT ....App.12 APPENDIX J: NOTES ON USING THE ASB STATUS.............App.13 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 11: General Specifications

    3. Low transmission speed may cause intermittent printing. It is recommended to transmit data to the printer as fast as possible. 10) Paper feed speed: Approximately 130 mm/s {approximately 5.1"/s} (continuous paper feeding) SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET...

  • Page 12: Character Specifications

    NOTES: 1. To prevent dot displacement, after cutting, feed paper approximately 1 mm {14/360"} or more before printing. 2. Paper must be fed over 40 mm {1.57"} before cutting if the printer is stopped. This prevents a possible paper jam. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET...

  • Page 13: Paper Roll Supply Device

    [Original paper: TF50KS-E Nippon Paper Industries Co., Ltd.] In Japan: Nakagawa Manufacturing Co., Ltd. In U.S.A.: Nakagawa Mfg. (USA) Inc. In Europe: Nakagawa Mfg. (Europe) GmbH. In Southeast Asia: N.A.K. Mfg. (Malaysia) SDN. BHD. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET (STANDARD)
  • Page 14 If such paper must be used, conduct preprinting tests under the conditions recommended by the paper manufacturer (type of ink/print conditions) and confirm that no faulty printing or any other problems occur before you use it for actual printing. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT...

  • Page 15: Printable Area

    2) User-defined buffer (both for user-defined characters and user-defined bit images): 12 KB 3) Macro buffer: 2 KB 4) NV (Non-volatile) bit image buffer: 256 KB 5) NV user memory: 1 KB SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET (STANDARD)

  • Page 16: Electrical Characteristics

    Font A, 42 columns, ANK rolling pattern for 100 lines (repeats 20H–7FH) Print example Current Mean: Approximately 1.4A Mean: Approximately Mean: Approximately consumption Peak: Approximately 5.1A 3.3A 3.2A Peak: Approximately Peak: Approximately 5.8A 8.4A SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET (STANDARD)
  • Page 17 2. Notes on using the power supply unit other than the Epson specified one (PS-180) The current consumption of this printer is as shown in Figure 1.9.1.

  • Page 18: Emi And Safety Standards Applied

    Confidential 1.10 EMI and Safety Standards Applied EMC is measured using Seiko Epson’s AC adapter. 1) Europe CE marking: Directive: 89/336/EEC EN55022 Class B EN55024 IEC61000-4-2 IEC61000-4-3 IEC61000-4-4 IEC61000-4-5 IEC61000-4-6 IEC61000-4-11 Safety Standard: EN60950 2) North America EMI: FCC/ICES-003 Class A Safety standards: UL1950/CSA C22.2 No.950...

  • Page 19: Environmental Conditions

    No external or internal damage should be found after the vibration test, and the unit should operate normally. 4) Impact resistance: When Packed: Package: EPSON standard package Height: 60 cm {23.6"} Directions: 1 corner, 3 edges, and 6 surfaces No external or internal damage should be found after the drop test, and the unit should operate normally.

  • Page 20: Installation

    Confidential 5) Acoustic noise (Operating): Approximately 51 dB (Bystander position) NOTE: The values above are measured in the Epson evaluation condition. The acoustic noise differs depending on the paper used, printing contents, or the setting values such as print speed or print density.

  • Page 21: Configuration

    5) When the printer stops printing due to a paper-end (in cases when an empty paper supply is detected by either paper roll end detector or the paper roll near-end detector with a printing halt feature by ESC c 4). 6) When an error has occurred. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET...
  • Page 22 Confidential 2.1.1.3 Interface connector terminal assignments and signal functions Interface connector terminal assignments and signal functions are described in Table 2.1.1. Table 2.1.1 TM-T81 Printer Status and Signals Signal Signal Function number name direction — Frame ground Output Transmit data...
  • Page 23 Confidential Table 2.1.1 TM-T81 Printer Status and Signals (Continued) Signal Signal Function number name direction 2) When XON/XOFF control is selected: The signal indicates whether the printer is correctly connected and is ready to receive data. SPACE indicates that the printer is ready to receive data.
  • Page 24 Example: Check the printer status using GS r after transmitting each line of data and use the 4 KB receive buffer. Transmit one line of data so that the receive buffer does not become full. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT...
  • Page 25 TTL level, according to the DC characteristics described above, the operation is not guaranteed and pin 6 cannot be controlled. 2. When pin 6 (DSR) and pin 25 (INIT) are open, the printer is operating. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT...

  • Page 26: Usb (Universal Serial Bus) Interface

    The printer has a 128-byte status data buffer. Statuses that exceed the buffer capacity are cancelled. In order to ensure that there is no lack of status data, it is necessary to periodically retrieve status data at the host computer. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET...

  • Page 27: Connectors

    NOTE: Be sure to ground the metal of the interface using the hole for the frame ground. 2) Connector model: Printer side: Hosiden TCS7960-532010 or equivalent User side: Hosiden TCP8927-631100 or equivalent Hosiden TCP8927-531100 or equivalent SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET (STANDARD)

  • Page 28: Drawer Kick-Out Connector (Modular Connector)

    (ON time) and t2 (OFF time) are specified by ESC p or DLE DC4. t1 x 2 ms t2 x 2 ms t 1x 2 msec t 1x 2 msec Figure 2.2.3 Drawer Kick-out Drive Signal Output Waveform SHEET TITLE TM-T81 REVISION EPSON Specification NEXT SHEET (STANDARD)
  • Page 29 5. The resistance of the drawer kick-out solenoid must not be less than the specified. Otherwise, an overcurrent could damage the solenoid. 6. Do not connect telecommunication network to the drawer kick-out connector. SHEET TITLE TM-T81 REVISION EPSON Specification NEXT...

  • Page 30: Functions

    ESC S Select print direction in page mode ESC T Turn 90 clockwise rotation mode on/off ESC V Set print area in page mode ESC W Set relative print position ESC \ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 31 <Function 66> Delete the specified NV graphics data. <Function 67> Define the NV graphics data (raster format). <Function 69> Print the specified NV graphics data. <Function 112> Store the graphics data in the print buffer (raster format). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 32 Initialize maintenance counter GS g 0 Transmit maintenance counter GS g 2 Set bar code height GS h Print bar code GS k Transmit status GS r Set bar code width GS w SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 33 NOTE: “Obsolete commands” are commands that are supported by legacy models; however it is recommended to replace them with upward-compatible commands, because they will not be supported in the future products. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 34: Character Code Tables

    The character code tables show only character configurations. They do not show the actual print pattern. "SP" in the table shows space. 3.2.1 Common to all pages (International Character Set: USA) " XOFF & < > SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 35: Pc437: Usa, Standard Europe]

    δ √ î £ ¼ ╝ ╠ ▄ ∞ ì ¥ ¡ ╜ ═ ▌ Φ ² Ä « ╛ ╬ ▐ ε ■ Å ƒ » ┐ ╧ ▀ ∩ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 36: Katakana]

    Confidential 3.2.3 Page 1 [Katakana] SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 37: Pc850: Multilingual]

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  • Page 38: Pc860: Portuguese]

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  • Page 39: Pc863: Canadian-French]

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  • Page 40: Pc865: Nordic]

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  • Page 41: Wpc1252]

    Û ë û Ì ì Œ œ ¬ ¼ Ü ü Í í ½ Ý ý Î î Ž ž ® ¾ Þ þ Ï ï Ÿ ¯ ¿ β ÿ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 42: Pc866: Cyrillic #2]

    М Ь м ╝ ╠ ▄ ь № Н Э н ╜ ═ ▌ э ¤ О Ю о ╛ ╬ ▐ ю ■ П Я п ┐ ╧ ▀ я SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 43: Pc852: Latin2]

    ˇ t Č ╝ ╠ ▄ ý Ř Ź Ł ş Ż ═ Ţ Ý ř Ä × « ż ╬ Ů ţ ■ ´ Ć č » ┐ ¤ ▀ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 44: Pc858: Euro]

    î £ ¼ ╝ ╠ ▄ ý ³ ì Ø ¡ ¢ ═ ¦ Ý ² Ì Ä × « ¥ ╬ ¯ ■ ´ Å ƒ » ┐ ¤ ▀ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 45: User-Defined Page]

    Confidential 3.2.12 Page 255 [User-defined page] SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 46: International Character Sets

    í ñ ó ú Latin America á ¡ Ñ ¿ é ü í ñ ó ú Korea Slovenia/ Croatia Ž Š Đ Ć Č ž š đ ć č China Ұ SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 47: Switches And Buttons

    The roll paper end sensor detects a paper end When the printer cover is open. NOTE: This button is disabled by ESC c 5. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 48: Dip Switches

    4. The communication condition of the serial interface set by GS ( E is enabled only when DIP switches 1-7 and 1-8 are on. For other settings, the setting values by DIP switch 1 are enabled. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 49 3. If the print density is set to “medium”/”dark” level, printing speed is inclined to be low speed. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 50 3. If the print density is set to “medium”/”dark” level, printing speed is inclined to be low speed. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 51: Customized Value

    Table 3.3.8 Types of the Customized Value Function Value Selection of print density 13 levels in the print density level 1 to 13 Selection of print speed Level 1–9 (9 levels) SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 52: Panel Led Indicators

    Offline (except during paper feeding using the FEED button and during test printing, and the error state). (See Section 2.1.1.2, Switching between online and offline.) Flashing: Error. (See Section 3.7.) Off: Normal condition Figure 3.4.1 Panel Switches and Indicators SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 53: Self-Test

    (*1) Control software version DIP switch settings 4) Ending the self-test After a number of lines are printed, the printer indicates the end of the self-test by printing "*** completed ***". SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 54: Hexadecimal Dumping

    . % . . c 4 . . 0 1 41 42 43 44 45 46 47 48 49 4A A B C D E F G H I J *** completed *** SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 55: Nv Graphics Print Mode

    The instructions for printing the NV graphics are printed. Open the paper roll cover and press the paper FEED button once and close the paper roll cover. 3) Mode end Turn the power off. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 56: Error Processing

    Table 3.8.2 Errors That Can Possibly Recover ERROR LED Flashing Pattern Error Description Recovery 160 ms Autocutter The autocutter Recovers by DLE ENQ 1 or error does not work Approximately DLE ENQ 2. 2.56 s correctly. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 57: Printer Operation When An Error Occurs

    If one of the following errors occurs during serial interface communication, the printer prints "?" or ignores the data, depending on the setting of DIP switch 1-1. Parity error Framing error Overrun error SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 58: Cover Open Sensor

    When subsequent data is received after the printer processes one line of data in the print buffer, the printer automatically moves the printing position to the line after the processed one. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 59: Case Specifications

    Approximately 144 mm {5.67"} Depth: Approximately 189 mm {7.44"} Mass: Approximately 1.7 kg {3.74 lb} (roll paper excluded) 4.2 Color EPSON standard color (ECW, EDG) 4.3 External Appearance Material for the exterior parts: 94V-0 [Units: mm] Figure 4.3.1 External Appearance SHEET...

  • Page 60: Options And Consumables

    [Original paper: TF50KS-E Nippon Paper Industries Co., Ltd.] In Japan: Nakagawa Manufacturing Co., Ltd. In U.S.A.: Nakagawa Mfg. (USA) Inc. In Europe: Nakagawa Mfg. (Europe) GmbH In Southeast Asia: N.A.K. Mfg. (Malaysia) SDN BHD SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 61: Commands

    The print buffer is used to store image data for printing 6) Receive buffer The receive buffer is used to store data from the host computer. All received data is stored in this buffer and processed in the order received. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 62 Raster format is a format where data is set in descending order (bit 7, 6, …, 0) from the left horizontally. LSB MSB LSB MSB 11) Inch A unit of length. One inch is 25.4 mm. 12) dpi dpi (dots per inch) is the number of dots per 25.4 mm. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 63: Control Commands

    Executes one of the following operations. Condition Function When automatic line feed is Functions the same as LF. enabled. When automatic line feed is This command is ignored. disabled and when using the serial interface model. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 64: Can

    Printer status (n = 1) Off/On Decimal Status Fixed. Fixed. Drawer kick out connector pin 3 is LOW. Drawer kick out connector pin 3 is HIGH. Online. Offline. Fixed. 5, 6 Reserved. Fixed. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 65 Error cause status (n = 3) Off/On Decimal Status Fixed. Fixed. Reserved. No autocutter error. Autocutter error occurred. Fixed. No unrecoverable error. Unrecoverable error occurred. No automatically recoverable error. Automatically recoverable error occurred. Fixed. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 66 In this case, the data following must not be transmitted until the all status is received. If this command is transmitted without using the above method, the status may not be received. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 67: Dle Enq N

    For example: Graphic data might accidentally include a data string matching this command. Do not embed this command within another command. For example: Graphic data might include this command. [Reference] Appendix C SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 68: Dle Dc4 Fn M T (Fn = 1)

    Users must consider this. For example: Graphic data might accidentally include a data string matching this command. Do not embed this command within another command. For example: Graphic data might include this command. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 69: Dle Dc4 Fn A B (Fn = 2)

    If this command is encountered, the printer will not continue to process anything. To recover the printer to print again, it is necessary to turn the power on again or execute a hardware reset. [Reference] Appendix G SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 70: Dle Dc4 Fn D1

    [Notes] Do not use this command in a system that uses the printer with the OPOS driver or the JavaPOS driver provided by Seiko Epson Corporation. Take the following into consideration: If the received data includes a data string matching this command, the printer performs the command.

  • Page 71: Esc ! N

    1, 2 Reserved. Emphasized mode is turned off. Emphasized mode is turned on. Double-height canceled. Double-height selected. Double-width canceled. Double-width selected. Reserved. Underline mode is turned off. Underline mode is turned on. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 72: Esc $ Nl Nh

    (column format). [Note] User-defined characters and a downloaded bit image (GS ) cannot be defined simultaneously. When this command is executed, the downloaded bit image is deleted. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 73: Esc M N L N H D1

    2, 50 Turns on underline mode, set at 2-dot width. ESC 2 [Name] Select default line spacing [Format] ASCII ESC 2 Decimal [Description] Sets the line spacing to approximately 4.23 mm {1/6"}. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 74: Esc 3 N

    When the printer is disabled (n = 2), all data except this command and the real-time commands are ignored. ESC ? n [Name] Cancel user-defined characters [Format] ASCII ESC ? Decimal [Range] [Description] Deletes the user-defined character pattern specified by character code n. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 75: Esc

    [Description] Turns emphasized mode on or off. When the LSB of n is 0, emphasized mode is turned off. When the LSB of n is 1, emphasized mode is turned on. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 76: Esc G N

    [Note] The maximum paper feed amount is 1016 mm {40"}. ESC L [Name] Select page mode [Format] ASCII ESC L Decimal [Description] Switches from standard mode to page mode. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 77: Esc M N

    International character set U.S.A. France Germany U.K. Denmark I Sweden Italy Spain I Japan Norway Denmark II Spain II Latin America Korea Slovenia / Croatia China [Reference] "3.2.13 International Character Sets" SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 78: Esc S

    In standard mode, turns 90° clockwise rotation mode on or off for characters. Function 0, 48 Turns off 90° clockwise rotation mode. 1, 49 Turns on 90° clockwise rotation mode. 2, 50 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 79: Esc W Xl Xh Yl Yh Dxl Dxh Dyl Dyh

    Moves the print position to [(n 256) (horizontal or vertical motion unit)] from the current position. A positive number specifies movement to the right, and a negative number specifies movement to the left. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 80 When the LSB of n is 1, the panel buttons are disabled. [Notes] This command affects the FEED button. FEED button is disabled regardless of the settings with this command, when the cover is open. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 81 [t1 2 ms]. t2 specifies the pulse off time as [t2 2 ms]. [Note] Specify a value so that the off time is longer than the on time (t1 < t2). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 82 In standard mode, turns upside-down print mode on or off. When the LSB of n is 0, upside-down print mode is turned off. When the LSB of n is 1, upside-down print mode is turned on. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 83 256 + a3 65536 + a4 16777216) to 256) bytes in the NV user memory. [Note] When this command is transmitted, the data following must not be transmitted until the status is received. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 84 65535 (0 255 , 0 255) [Description] In page mode, moves the vertical print position to [(n 256) (vertical or horizontal motion unit)] from the starting position set with ESC T. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 85 Clears the receive and print buffers. Resets all setting values in RAM (the print area, the character styles, and others) that were in effect at power on. (The data in the NV memory are not reset.) SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 86 DLE DC4 fn a b (fn = 2): Processed (enabled). [Note] If graphics data includes a data string matching DLE DC4 (fn = 1 or 2), it is recommended to use this command in advance to disable the real-time commands. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 87 256) = 3 (p = 3 , p = 0) fn = 1 d1 = 73 d2 = 78 [Description] Enters the user setting mode and transmits the mode change notice. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 88 = 9 , n = 0) [when a = 6] [Description] Sets the customized value specified by a to the values specified by (n 256). Type of customized value Print density Print speed SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 89 Print speed level 2. Print speed level 3. Print speed level 4. Print speed level 5. Print speed level 6. Print speed level 7. Print speed level 8. Print speed level 9. fast SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 90 The configuration item set by this function is enabled by executing GS ( E <Function 2> or restarting the printer. Note that the host computer must be set to enable the printer to communicate with the host computer. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 91 [Note] Do not use this command in a system that uses the printer with the OPOS driver or the JavaPOS driver provided by Seiko Epson Corporation. <Function 48> GS ( H p fn m d1 d2 d3 d4 (fn = 48)
  • Page 92 5, 53 Print speed level 5. 6, 54 Print speed level 6. 7, 55 Print speed level 7. 8, 56 Print speed level 8. 9, 57 Print speed level 9. fast SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 93 GS ( L p m fn kc1 kc2 x y GS ( L p m fn a bx by c Store the graphics data in the print d1…dk buffer (raster format). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 94 256) = 2 (p = 2 , p = 0) m = 48 fn = 2, 50 [Description] Prints the buffered graphics data stored by the process of GS ( L <Function 112>. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 95 256) = 5 (p = 5 , p = 0) m = 48 fn = 65 d1 = 67 d2 = 76 d3 = 82 [Description] Deletes all NV graphics data. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 96 256) 8192 (0 255 , 0 256) 2304 (0 255 , 0 c = 49 k = (int ((x 256) + 7) / 8) 256) The entire capacity size = 256KB. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 97 Prints the NV graphics data defined by the key codes (kc1 and kc2). The graphics data is enlarged by x and y in the horizontal and vertical directions. x, y Vertical direction Horizontal direction 180 dpi 180 dpi 90 dpi 90 dpi SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 98 (x 256). specify the number of dots in the vertical direction as (y 256). d specifies the stored data (raster format). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 99 "Symbol data" refers to the data received with <Function 080 or 180> before encoding. "Symbol storage area" refers to the range for storing data received with <Function 080 or 180> before encoding. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 100 When n = 0, specifies automatic processing. In this case, the number of rows is calculated with the number of codewords or the range of print area. When n 0, sets the number of rows to n rows. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 101 256) = 3 (p = 3 , p = 0) cn = 48 fn = 68 [Default] n = 3 [Description] Sets the row height for PDF417 to [n (the width of the module)]. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 102 Error correction level 4 46 to 100 Error correction level 5 101 to 200 Error correction level 6 201 to 400 Error correction level 7 401 or more Error correction level 8 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 103 255 , 0 255) cn = 48 fn = 80 m = 48 k = (p 256) – 3 [Description] Stores the PDF417 symbol data (d1...dk) in the symbol storage area. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 104 GS ( k <Function 080>. [Notes] This function does not print. The size information does not include a quiet zone (left, right, upward, and downward space areas, depending on the PDF417 symbol specifications). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 105 256) = 3 (p = 3 , p = 0) cn = 49 fn = 67 [Default] n = 3 [Description] Sets the size of the module for QR Code to n dots. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 106 255 , 0 cn = 49 fn = 80 m = 48 k = (p 256) – 3 [Description] Stores the QR Code symbol data (d1...dk) in the symbol storage area. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 107 GS ( k <Function 180>. [Notes] This function does not print. The size information does not include a quiet zone (left, right, upward, and downward space areas, depending on the QR Code symbol specifications). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 108: Gs X Y D1

    Vertical direction Horizontal direction 0, 48 Normal 180 dpi 180 dpi 1, 49 Double-width 180 dpi 90 dpi 2, 50 Double-height 90 dpi 180 dpi 3, 51 Quadruple 90 dpi 90 dpi SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 109: Gs B N

    Selects the print position of HRI characters when printing a bar code. Print position 0, 48 Not printed. 1, 49 Above the bar code. 2, 50 Below the bar code. 3, 51 Both above and below the bar code. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 110: Gs I N

    Type of printer information Contents Firmware version Depends on firmware version. Manufacturer “EPSON” Printer name “TM-T81” Product ID Serial number. [Note] When this command is transmitted, the data following must not be transmitted until the status is received. SHEET TITLE...

  • Page 111: Gs L N L Nh

    Cuts paper. 1, 49 <B> 65, 66 Feeds paper to (cutting position + [n (vertical motion unit)]) and cuts the paper. [Note] This printer executes a partial cut (one point left uncut). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 112: Gs W Nl Nh

    100 ms], flashes the LED indicator and waits for the FEED button to be pressed. (The printer does nothing until then.) After the button is pressed, executes the macro once. Then repeats the operation r times. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 113: Gs A N

    Drawer kick out connector pin 3 is HIGH. Online. Offline. Fixed. Cover is closed. Cover is open. Paper is not being fed by the paper FEED button. Paper is being fed by the paper FEED button. Fixed. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 114: Gs B N

    [Description] Turns smoothing mode on or off. When the LSB of n is 0, smoothing mode is turned off. When the LSB of n is 1, smoothing mode is turned on. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 115: Gs F N

    While processing this command, the printer is BUSY while writing the data to the NV memory and stops receiving data. Therefore, be sure not to transmit data, including the real-time commands while the printer is BUSY. [Reference] Appendix G SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 116: Gs G 2 M Nl Nh

    [Reference] Appendix G GS h n [Name] Set bar code height [Format] ASCII Decimal [Range] [Default] n = 162 [Description] Sets the height of the bar code to n dots. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 117: A> Gs K M D1

    = 36, 43, 45, 46, 47, 58 [where 65 68, 65 100, 97 100] k of <Function A> is used to indicate the number of bytes of bar code data. d specifies the bar code data. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)
  • Page 118 [Note] Consider that a quiet zone (left or right side space area, depending on the bar code specifications) must be ensured for bar code printing. Appendix H, Appendix I [Reference] SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 119: Gs R N

    Drawer kick out connector pin 3 is HIGH. 1 - 3 Reserved. Fixed. 5, 6 Reserved. Fixed. [Note] When this command is transmitted, the data following must not be transmitted until this status is received. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 120: Gs W N

    1.834 0.847 0.847 2.258 Multi-level bar codes are as follows: UPC-A, UPC-E, JAN13 / EAN13, JAN8 / EAN8, CODE93, and CODE128 Binary-level bar codes are as follows: CODE39, ITF, and CODABAR SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 121: Obsolete Commands

    Partial cut (three points left uncut) [Format] ASCII ESC m Decimal [Description] Executes a partial cut of the roll paper. [Note] This printer executes a partial cut (one point left uncut). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 122: Esc U N [Obsolete Command]

    Bits 2 and 3: While the cover is opening, this shows the state when the cover was still closed (this command cannot be executed). [Note] When this command is transmitted, the data following must not be transmitted until the status is received. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 123: Fs P N M [Obsolete Command]

    (x 256). specify the number of bytes in the vertical direction as (y 256). d specifies the defined data (column format). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD)

  • Page 124: [Obsolete Command]

    (x 256). specify the number of dots in the vertical direction as (y 256). d specifies the defined data (raster format). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.1...
  • Page 125 A.1 Notes on Printing and Paper Feeding 1) Because the TM-T81 printer is a line printer, it automatically feeds paper after printing the data. Therefore, when the line spacing for one line is set to a smaller value than the print data, paper may be fed more than the set amount just to print the data.
  • Page 126 (nitric acid, hydrosulfuric, ammonia, chlorine, etc.) may cause contact failure at contact points in a mechanical switch and a DC motor etc. in a short time because of adhesion or oxidization of the insulation film. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.3...
  • Page 127 Extended exposure to direct light may cause discoloration or faded printing. 3) Others Because this printer uses plated steel, the cutting edges may be subject to rust. However, this does not affect the printer performance. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.4...
  • Page 128 1) Open the printer cover. (Put your fingers in the dints indicated by A and lift the cover.) 2) Install a paper roll and pull out paper a little. 3) Close the printer cover. Printer cover Cutter cover Figure B.1 Printer Upper Side Overview SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.5 App.4...
  • Page 129 Open the roll paper cover, remove the jammed paper, and reinstall the roll paper. Then close the roll paper cover. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.6...
  • Page 130 NOTES: 1. Since dimension A in the table is a calculated value, there may be some variations depending on the printer. 2. Be sure that the adjustable slider operates smoothly after you finish the adjustment. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.7...
  • Page 131 (*) Depending on the roll paper used, paper dust may stick to the platen roller and roll paper end sensor. To remove the paper dust, clean the platen roller and roll paper end sensor with a cotton swab moistened with water. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.8...
  • Page 132 ESC p m t1 t2 OFF time ON time ON time 0.2 ......Formula F-1 ON time + OFF time or, OFF time ON time 4 ......Formula F-2 SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.9 App.8...
  • Page 133 OFF time until the next ON time. ii. For DLE DC4 Since DLE DC4 sets ON time equals to OFF time, use so that Formula F-3 is met. SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.10...
  • Page 134 The drive signal waveform generated when the drawer is driven according to the above conditions is shown in Figure F-2. 200 ms 500 ms = 300 ms Figure F-2 Drawer Drive Signal Waveform (Formula F-3) SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.11 App.10...
  • Page 135 5) Please turn the host power off. NOTE: Do not execute a reset to the printer until the printer power is turned off after transmitting DLD DC4 (fn = 2). SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.12...
  • Page 136 Confidential APPENDIX H: NOTES ON PRINTING 2-DIMENSIONAL CODE The TM-T81 supports 2-dimensional code printing. Be sure to follow the notes below when printing 2-dimensional codes. When printing PDF417 (2-dimensional code), it is recommended to set the height of one module of the symbol to three to five times the width of one module, also making sure that the total height is almost 5 mm {0.20"} or more.
  • Page 137 0011 1100 0000 0000 0000 0011 0000 1111 First Status Second Status Third Status Fourth Status The latest ASB 0001 1100 0000 0000 0000 0011 0000 1111 Fourth Status SHEET TITLE REVISION TM-T81 EPSON Specification NEXT SHEET (STANDARD) App.2 App.13 App.1...

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