Beijing Rongda innovation Technology RD-FH5C5 Page 41 Manual Download

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RD-KT247 thermal printers

HTTP://WWW.RD-CN.COM

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[Example 3]

m =32 (24 dots, t

wice as width), d1,d2 and d3 represent the data to be printed in the first,

second and third column. And dk represents the data to be printed in the k

column. The bn

represents the n

bit of the byte.

d4 d7

d49

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

1 1

1 1 1 1 1 1 0 0 0

0 1

0 0 0 0 0 1 1 0 0

0 1

0 0 0 0 0 0 1 1 0

0 1

0 0 0 0 0 0 1 1 0

0 1

0 0 0 0 0 0 1 1 0

0 1

0 0 0 0 0 0 1 1 0

0 1

0 0 0 0 0 1 1 0 0

0 1

1 1 1 1 1 0 0 0 0

0 1

0 0 1 1 0 0 0 0 0

0 1

0 0 0 1 1 0 0 0 0

0 1

0 0 0 1 1 0 0 0 0

0 1

0 0 0 0 1 1 0 0 0

0 1

0 0 0 0 1 1 0 0 0

0 1

0 0 0 0 0 1 1 0 0

0 1

0 0 0 0 0 1 1 0 0

1 1

1 0 0 0 0 0 1 1 1

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

0 0

0 0 0 0 0 0 0 0 0

Summary of Contents for RD-FH5C5

Page 1: ...RD KT247 thermal printers HTTP WWW RD CN COM 1 61 RD FH5C5 Embedded thermal printers specification of Development Copyright Beijing Rongda innovation Technology Limited ...

Page 2: ...7 1 4 Appearance size and installation dimensions Unit mm 7 Chapter 2 communication interface 8 2 1 serial interface 8 2 1 1Define of Interface 8 2 1 2 Baud rate select bit 9 2 1 3handshake method select bit 9 2 1 4Lack of paper selecting bit 10 2 1 5Data transmission method of serial interface 10 2 2Parallel interface 11 2 2 1data interface 11 2 2 2 Parallel interface data transmission method 12 ...

Page 3: ... Chapter 3 Command system 14 3 1 Command list 14 Horizontally magnify character 15 3 2 Command Details 16 ESC 16 LF 16 CR 16 ESC J 17 ESC d n 17 ESC c 17 HT 18 ESC n 18 ESC D n1 n2 nk NULL 19 ESC n 20 ESC 20 GS B n 21 FS 2 n 21 ESC nL nH 22 ESC l n 22 ...

Page 4: ...N COM 4 61 ESC Q n 23 ESC 1 n 23 ESC SP n 23 ESC a n 24 FS r n 24 ESC U 25 ESC V 25 ESC X 25 ESC i 26 ESC m 26 ESC K nL nH d1 d2 dk 26 ESC m nL nH d1 dk 27 GS v 0 m xL xH yL yH d1 dk 32 GS h n 32 GS w n 33 GS H n 33 GS Q n 34 GS k 34 ESC 36 ...

Page 5: ... 38 ESC 6 38 ESC 7 39 GS F n 39 ESC r d n 39 Chapter 4 Maintenance and Troubleshooting 40 APPENDIX 41 A printing character set 41 B character set 1 and 2 42 C International standard ASCII 42 D bar code 43 D 1 bar code coding rules 43 D 2 barcode length character set 43 ...

Page 6: ...t inadvertent phenomenon the paper and key functions are placed inside the printer Only when the panel is opened the printer can change paper and do the button operation Meanwhile also equip with a safety lock on the printer panel after the lock to the printer s front panel will not be opened and at this time only the professional staff with the key can open the front panel The series printers hav...

Page 7: ...Positive power supply 8 5V 0 5V The average supply current 3A the MAX 5A 3 8 5V 4 GND GND 1 2Performance indicators printing method thermal line printing Printing width 57mm Roll paper diameter Unlimited Printing line width 36 English characters line standard 24 dot array high fonts Dots per line 384dots 48mm Kanji Character Encoding GBK Built in font ASCII font 16 8 24 12 8 6 GBK 24 24 ...

Page 8: ...le contents English numbers symbols characters graphics curves bar code CODE39 EAN13 EAN8 CODABAR CODE128 CODE93 ITF Power supply 8 5V 4A Print head life 50km Anomaly detection lack of paper detection Black Label positioning function Black Label detection Cut type Full cut or half cut Operating temperature humidity 10 50 20 85 RH RH 1 3operating There is an indication button on the printer s panel...

Page 9: ...he printer s paper axis and insert the roll paper Then put the paper into the paper storehouse and get stuck the paper axis and fasten the printer creel Step 4 Pull out the paper end and fasten the cover End the loading paper 3 Paper feed Under the printer charged state hold down the buttons and the printing paper starts feeding 1 3 3Indicator light Power Light When the printer is powered the indi...

Page 10: ...R or XON XOFF Baud Rate 1200 2400 4800 9600 19200 38400 57600 115200 bps They can be changed by DIP switch selection Data Length 8Bit Parity None Stopping bits 1 Interface 5pin needle socket Figure 2 1 is the 5P communication interface Figure 2 2 is the DIP switch figure figure2 1 figure2 2 5 core single row socket Pin No Signal name signal source direction Illustration 2 TXD printer Export o The ...

Page 11: ...t means that the printer is ready to receive data 5 GND Signal ground 1 NC no connection 2 1 2 Baud rate select bit SW NO 1200 2400 4800 9600 19200 38400 57600 115200 1 off on off on off on off on 2 off off on on off off on on 3 off off off off on on on on 2 1 3handshake method select bit The handshake methods can be selected by the DIP switch SW4 in the machine When the machines leave factory the...

Page 12: ...l interface The receiving buffer of the printer is 16K 1 When the number of sending data once is less than 16K the data can be directly sent And the sending method is as follows 2 If large amounts of data once is sent need to judge the mark CTS when sending the data When the mark is 1 the data can t be sent When the mark is 0 the data can be sent Data can be sent in the form of packets or byte Whe...

Page 13: ...TP WWW RD CN COM 13 61 2 2Parallel interface The RD FH5C5 system thermal parallel interface printer uses 26P double row needle socket as the Initialization baud rate data CTS 1 send the data N Y Whether to end sending the End Y N ...

Page 14: ... wire on the PC pin NO 1 STB in 数据选通触发脉冲上升沿时读入数据 1 3 DATA1 In 8 data pins the logic 0 indicates low 1 indicates high 2 5 DATA2 In 3 7 DATA3 In 4 9 DATA4 In 5 11 DATA5 in 6 13 DATA6 In 7 15 DATA7 In 8 17 DATA8 In 9 19 ACK Out Answer pulse and Low level indicates that the data has been accepted 10 21 BUSY Out High level indicates that the printer is busy and can t receive data 11 23 PE Grounding PE...

Page 15: ...sion method Using parallel interface to send data is relatively more trouble than using serial interface because using parallel interface to send data need the cooperation of the STB BUSY AND DATA data wires Sending step step1 using the appropriate data wire connects the printer to PC step2 power on the printer and load the printing paper step3 Begin to transmit data and flow chart is as follows I...

Page 16: ...r and Chinese characters rotation and word spacing adjustment Command Function ESC c To allow ban reverse printing HT To execute horizontal tab LF To print and line feed CR To print and carriage return ESC SP To set the character spacing ESC To select printing modes for characters ESC To set printing absolute position ESC To print curve ESC i To cut the paper only for printers with cutter ESC v Se...

Page 17: ... To select Character Set 2 6X8 ESC a Select alignment methods GS v Print raster bit image ESC To initialize the printer ESC D To set the position of horizontal tab GS k To print the bar code ESC J To print and feed paper ESC d To print and feed paper n lines ESC K Printing graphics command ESC Printing graphics command ESC Q To set the right margin width ESC U Horizontally magnify character ESC V ...

Page 18: ...cification is as follows COMMAND parameter 1 COMMAND is the command and consists of the escape character and command characters But a small number of single byte commands don t have the escape character 2 parameter is the parameter which is in italics And the parameters are not numeric characters but the value of the character All the examples in this chapter are compiled in C language The SendDat...

Page 19: ...he current printer default parameters Note The data in the receive buffer is not cleared Example unsigned char str 2 str 0 0x1B str 1 0x40 SendDataToPrinter str 2 LF Name print and feed line Type ASCII LF Decimal 10 Hex 0A Explanation Print the data in the print buffer and feed one line Note The command sets the print position to the beginning of the line Example unsigned char str 2 str 0 0x0A 或st...

Page 20: ...或str 0 r SendDataToPrinter str 1 ESC J Name print and feed paper Type ASCII ESC J n Decimal 27 74 n Hex 1B 4A n Explanation Print the data in the print buffer and feeds forward paper n ⅹ 0 125mm 0 0049 Comment After printing is finished the command sets the print starting position to the beginning of the line Scope 0 n 255 Example unsigned char str 3 str 0 0x1B str 1 0x4A str 2 0x4 SendDataToPrint...

Page 21: ...ing the printing this command sets the print starting position to the beginning of the line One line distance is 24 vertical pitch 0 125mm Example unsigned char str 3 str 0 0x1B str 1 0x64 str 2 0x4 SendDataToPrinter str 3 feed forward paper 4 lines ESC c Name To allow ban reverse printing Type ASCII ESC C n Decimal 27 99 n Hex 1B 63 n Scope 0 n 1 Explanation When n 1 allow the reverse printing an...

Page 22: ...graphics we should note the printing order of graphics unit See the ESC K command Example unsigned char str 3 str 0 0x1B str 1 0x63 str 2 0x1 SendDataToPrinter str 3 reverse printing HT Name horizontal tab Type ASCII HT Decimal 9 Hex 09 Explanation Move the print position to the next horizontal tab position Note The command is ignored unless the next horizontal tab position has been set Horizontal...

Page 23: ... 0 Cancel the double height mode 1 Select the double height mode 5 0 Cancel the double width mode 1 Select the double width mode ６ 7 0 Cancel the underline mode 1 Select the underline mode Example unsigned char str 3 str 0 0x1B str 1 0x21 str 2 0x31 SendDataToPrinter str 3 print the character 8X16 under the double width and double height mode ESC D n1 n2 nk NULL Name To set the position of horizon...

Page 24: ...his command deletes the previously set level positioning location When n 8 the printing position is moved to the 9th column by sending HT The command is not affected by the ESC X command This command cancels the previous tabulator position settings The character printing position which exceeds the positioning location will be processed as normal data Transmit n k in ascending order and place a NUL...

Page 25: ...n str 4 14 thirteen character spacing from the first column str 5 0 end SendDataToPrinter str 6 SendDataToPrinter Order 1 SendDataToPrinter HT1 3 SendDataToPrinter Order 1 SendDataToPrinter HT2 3 SendDataToPrinter Order 1 SendDataToPrinter HT3 3 Order 0x0D SendDataToPrinter Order 1 SendDataToPrinter 1234567890123456 r 17 ESC n Name To select cancel the underline mode Type ASCII ESC n Decimal 27 45...

Page 26: ...dDataToPrinter str 3 set the underline ESC Name allow ban the overline printing Type ASCII ESC n Decimal 27 43 n Hex 1B 2B n Explanation When n 1 allow the overline printing When n 0 ban the overline printing Note Overline can t act in the rotation and reverse characters This command only affects the English and Kanji characters Default n 0 Example unsigned char str 3 str 0 0x1B str 1 0x2B str 2 0...

Page 27: ...erse printing mode Comment Only the lowest bit of n is valid The command is valid for the built in and user defined characters This command only affects the English and Kanji characters Default n 0 Example unsigned char str 3 str 0 0x1D str 1 0x42 str 2 1 set the white reverse printing mode SendDataToPrinter str 3 FS 2 n Name set character rotation Printing Type ASCII FS 2 n Decimal 28 73 n Hex 1C...

Page 28: ...eneral mode Default n 0 Example unsigned char str 3 str 0 0x1C str 1 0x49 str 2 1 set 90 degrees rotation SendDataToPrinter str 3 ESC nL nH Name Set absolute print position Type ASCII ESC nL nH Decimal 27 36 nL nH Hex 1B 24 nL nH Scope 0 nL nH x 256 384 Explanation Set the distance from the beginning of the line to the position at which subsequent characters are to be printed The distance from the...

Page 29: ...me set the left margin Type ASCII ESC 1 n Decimal 27 108 n Hex 1B 6C n Scope 0 n 32 Explanation The left margin is the number of characters which isn t printed on the left side of the printing paper The distance from the beginning of the line to the printing position is the width of n English characters Comment If the printing position is outside the printable area the command is ignored The width...

Page 30: ...gin is the number of characters which isn t printed on the right side of the printing paper Comment If the printing position is outside the printable area the command is ignored The width of the character includes the default character width of the character spacing Example unsigned char str 4 str 0 0x1B str 1 0x51 str 2 3 SendDataToPrinter str 3 set the area of three characters width to the unpri...

Page 31: ...r 3 Set the line spacing to 8 vertical dot pitch ESC SP n Name set the character spacing Type ASCII ESC SP n Decimal 27 32 n Hex 1B 20 n Scope 0 n 255 The default value of n is 0 Explanation Set the character spacing to n horizontal dot pitch Example unsigned char str 4 str 0 0x1B str 1 0x20 str 2 8 SendDataToPrinter str 3 Set the character spacing to 8 horizontal dot pitch ESC a n Name Select jus...

Page 32: ... n justification methods 0 Left justification 1 Centering 2 Right justification Comment This command is only valid at the beginning of the line Default n 0 Example unsigned char str 4 str 0 0x1B str 1 0x61 str 2 1 SendDataToPrinter str 3 select the centering to print FS r n Name select the superscript and subscript Type ASCII FS r n Decimal 28114n Hex 1C 72 n Scope 0 n 1 Explanation ...

Page 33: ...ored if n is outside the defined scope Example unsigned char str 3 str 0 0x1C str 1 0x72 str 2 0 SendDataToPrinter str 3 ESC U Name Horizontally magnify characters Type ASCII ESC U n Decimal 27 85 n Hex 1B 55 n Scope 0 n 8 Comment The command is effective for all characters including English characters and Kanji The command is ignored if n is outside the defined scope Reference ESC X Example unsig...

Page 34: ...e 0 n 8 Comment The command is effective for all characters including English characters and Kanji The command is ignored if n is outside the defined scope Reference ESC X Example unsigned char str 4 str 0 0x1B str 1 0x56 str 2 2 SendDataToPrinter str 3 Vertically magnify 2 times ESC X Name Magnify characters Type ASCII ESC X n1 n2 Decimal 27 88 n1 n2 Hex 1B 58 n1 n2 Scope 0 n 8 1 n1 horizontal ti...

Page 35: ...ate 90 the relationship between the vertical direction and horizontal direction is reversed that is to say this command s priority is lower than the FS 2 And when two commands is effective at the same time the characters firstly rotate then enlarge Example unsigned char str 4 str 0 0x1B str 1 0x58 str 2 2 str 3 2 SendDataToPrinter str 4 Vertically and horizontally magnify 2 times ESC i Name Full c...

Page 36: ... 1B 6D Explanation cutter half cutting Comment This command does not cause feeding line This command is only used in the printers with cutter Example unsigned char str 4 str 0 0x1B str 1 0x6D SendDataToPrinter str 2 Send the half cutting command ESC K nL nH d1 d2 dk Name Printing graphics command Type ASCII ESC K nL nH d1 dk Decimal 27 75 nL nH d1 dk Hex 1B 4B nL nH d1 dk Scope 0 nL 255 0 nH 1 0 d...

Page 37: ...se printing mode successively print each graphics unit according to the order of the graphics from bottom to up Example unsigned char str 30 unsigned char i 0 str i 0x1B str i 0x4B str i 15 print the graphics whose width is 15 dots str i 0x7C str i 0x44 str i 0x44 str i 0xFF str i 0x44 str i 0x44 str i 0x7C str i 0x00 str i 0x41 str i 0x62 str i 0x54 str i 0xC8 str i 0x54 str i 0x62 str i 0x41 str...

Page 38: ... and nH are the low and high bit of double byte unsigned integer N They express the number of the dots of the bit image on the horizontal direction Mode 1 When the double width mode is single width its maximum is 384 When the double width mode is twice as width its maximum is 192 Mode 2 When the double width mode is single width its maximum is 432 When the double width mode is twice as width its m...

Page 39: ...tr j 0x98 str j 0x96 str j 0x61 str j 0x00 str j 0x0D print the graphic SendDataToPrinter str j Example 2 m 1 8 dots single width d1 represents the data to be printed in the first column And dk represents the data to be printed in the kth column The bn represents the nth bit of the byte d1 d2 d3 d4 d5 d6 d7 d8 0 1 1 1 1 1 0 0 b7 0 0 1 0 0 0 1 0 b6 0 0 1 0 0 0 1 0 b5 0 0 1 1 1 1 0 0 b4 0 0 1 0 1 0 ...

Page 40: ...t enlarge str j 8 the graphic width is 8dots str j 0 bit image data str j 0x00 str j 0x80 str j 0xFF str j 0x90 str j 0x98 strr j 0x96 str j 0x61 str j 0x00 str j 0x0D print the graphic SendDataToPrinter str j 0 1 1 1 1 1 0 0 b7 0 0 1 0 0 0 1 0 b6 0 0 1 0 0 0 1 0 b5 0 0 1 1 1 1 0 0 b4 0 0 1 0 1 0 0 0 b3 0 0 1 0 0 1 0 0 b2 0 0 1 0 0 1 0 0 b1 0 0 1 0 0 0 1 0 b0 ...

Page 41: ... 1 1 1 1 1 1 1 1 1 0 0 0 b4 0 1 1 0 0 0 0 0 1 1 0 0 b3 0 1 1 0 0 0 0 0 0 1 1 0 b2 0 1 1 0 0 0 0 0 0 1 1 0 b1 0 1 1 0 0 0 0 0 0 1 1 0 b0 0 1 1 0 0 0 0 0 0 1 1 0 b7 0 1 1 0 0 0 0 0 1 1 0 0 b6 0 1 1 1 1 1 1 1 0 0 0 0 b5 0 1 1 0 0 1 1 0 0 0 0 0 b4 0 1 1 0 0 0 1 1 0 0 0 0 b3 0 1 1 0 0 0 1 1 0 0 0 0 b2 0 1 1 0 0 0 0 1 1 0 0 0 b1 0 1 1 0 0 0 0 1 1 0 0 0 b0 0 1 1 0 0 0 0 0 1 1 0 0 b7 0 1 1 0 0 0 0 0 1 1 0...

Page 42: ... str j 0x2f str j 0x00 str j 0x18 str j 0x43 str j 0xC0 str j 0x0F str j 0xC0 str j 0xE0 str j 0x07 str j 0x80 str j 0x20 str j 0x00 str j 0x00 str j 0x20 str j 0x0D Print out the current graphics SendDataToPrinter str j Example 4 m 33 24 dots don t enlarge d1 d2 and d3 represent the data to be printed in the first second and third column And dk represents the data to be printed in the kth column ...

Page 43: ...0x1B str j 0x2A str j 32 m 33 height is 24 dots don t enlarge str j 12 graphic width is 12dots str j 0 bit image data str j 0x10 str j 0x00 str j 0x20 str j 0x1F str j 0xFF str j 0xE0 str j 0x1F str j 0xFF str j 0xE0 str j 0x10 str j 0x20 str j 0x20 str j 0x10 str j 0x20 str j 0x00 str j 0x10 str j 0x30 str j 0x00 str j 0x10 str j 0x3C str j 0x00 str j 0x10 str j 0x2f str j 0x00 str j 0x18 str j 0...

Page 44: ...uble width 203 2dpi 101 6dpi 2 50 Double height 101 6dpi 203 2dpi 3 51 Double width Double height 101 6dpi 101 6dpi The xL and xH indicates the number of bytes in the horizontal direction of the bit image The yL and yH indicates the number of bytes in the vertical direction of the bit image GS h n Name Select bar code height Type ASCII GS h n Decimal 29 104 n Hex 1D 68 n Scope 1 n 255 Explanation ...

Page 45: ...Scope 1 n 4 Explanation Set the horizontal width of the bar code And n specifies the bar code width as follows n Module width for multi level bar code mm Binary level bar code Thin element width mm Thick element width mm 1 0 125 0 125 0 25 2 0 25 0 25 0 50 3 0 375 0 375 0 75 4 0 50 0 50 1 0 Example unsigned char str 4 str 0 0x1D str 1 0x77 str 2 3 SendDataToPrinter str 3 Set the bar code width GS ...

Page 46: ... the bar code Default n 0 Example unsigned char str 4 str 0 0x1D str 1 0x48 str 2 2 SendDataToPrinter str 3 The HRI is printed below the bar code GS Q n Name Set the printing position of the bar code on the horizontal direction Type ASCII GS Q n Decimal 29 81 n Hex 1D 51 n Scope 0 n 255 Explanation Set the distance from the beginning of one line to the position of printing bar code to N horizontal...

Page 47: ...Explanation Select a bar code system and print the bar code Use m to select a bar code system as follows m Bar code system length scope Format 1 0 UPC A 11 k 12 48 d 57 1 UPC E K 48 d 57 2 JAN13 EAN13 12 k 13 48 d 57 3 JAN 8 EAN8 7 k 8 48 d 57 4 CODE39 1 k 48 d 57 65 d 90 32 36 37 43 45 46 47 5 ITF 1 k even number 48 d 57 6 CODABAR 1 k 48 d 57 65 d 68 36 43 45 46 47 58 Format 2 65 UPC A 11 n 12 48...

Page 48: ...d the value of n should be equal to the specified data length if the kind of bar code specifies the data bit length And if the value of n is not equal to the specified data bit length the command is invalid See the related barcode data bit length Appendix B The number of ITF code data length must be even numbers If using the format 1 to print ITF bar code the value of k should be even numbers but ...

Page 49: ...ode does not include the extended CODE93 code EXTERN CODE 93 When using the CODE128 must first select the character set CODE A CODE B or CODE C before the barcode data Select the character set through sending the character and another character the ASCII code characters is defined by sending twice consecutively ASCII HEX Function A 7B 41 Select the code set A B 7B 42 Select the code set B C 7B 43 ...

Page 50: ... line and continuously using the command can print out the curve which the user needs Note This command is only applicable to impact dot matrix printer and some thermal models Example Print curve graphic of below five equations Y1 50 40 abs 0 01 X sin X 10 Y2 50 40 abs 0 01 X sin X 10 Y3 50 Y4 50 40 abs 0 1 X Y5 50 40 abs 0 01 X C program is as follows unsigned char str 50 float X unsigned int m_c...

Page 51: ... m_cur1 str i 0 str i 0x0D SendDataToPrinter str i Print results ESC v Name Send the printer s status to the host Type ASCII ESCv Decimal 27 118 Hex 1B 76 Explanation Send the printer s status to the host Note It is only effective for the printer with serial interface Bit Function Value 0 1 0 Paper detector No paper Have paper 1 Work status Idle Printing 2 Receiving buffer No full Full ...

Page 52: ... Send status query command to the print FS Name Select the Kanji mode Type ASCII FS Decimal 28 38 Hex 1C 26 Explanation The printer enters Kanji printing mode Note After powering on the printer the printer defaults the Kanji printing mode Example unsigned char str 4 str 0 0x1C str 1 0x26 SendDataToPrinter str 2 Enter Kanji printing mode FS Name Cancel the Kanji mode Type ASCII FS Decimal 28 46 Hex...

Page 53: ...racters in the character set 1 see appendix D The character set 1 has 224 6 x 8 dot matrix characters including ASCII characters and all kinds of graphic marks etc The range of code is 20H FFH 32 255 Example unsigned char str 4 str 0 0x1B str 1 0x36 SendDataToPrinter str 2 Print 6X8 characters in the Character Set 1 ESC 7 Name To select Character Set 2 6X8 Type ASCII ESC 7 Decimal 27 55 Hex 1B 37 ...

Page 54: ... characters in the Character Set 2 GS F n Name Select mode Type ASCII GS F n Decimal 29 70 n Hex 1D 46 n Scope 0 n 1 Explanation When n 0 the number of the dots printed in each line is 384 When n 1 the number of the dots printed in each line is 432 Default n 0 Example unsigned char str 4 str 0 0x1D str 1 0x46 str 2 0 SendDataToPrinter str 3 ESC r d n Name To adjust the depth of thermal printing Ty...

Page 55: ...ed 255 When n 0 using B 72 2B 00 or 1B 72 2D 00 will lead to revert to the default value Default n 0 Note When using the deepening adjustment the value of n is adjusted to the maximum value or it not only affects the results but also reduces the printing life With increasing depth the printer will increase power consumption Example unsigned char str 4 str 0 0x1B str 1 0x72 str 2 0x2B str 3 0x30 Se...

Page 56: ... drag the paper 6 Keep the printer control panel clean 7 When thermal printer prints unclearly we can use the clean cotton ball soaked some alcohol to gently wipe the surface dirt on the print head chip heating element 8 When we connect the printer to the host we should connect the printer data cable and then power on the printer 9 To choose a good quality paper when we select the paper for the th...

Page 57: ...Ö 9A Ü 9B 9C 9D 9E 9F ƒ A0 á A1 í A2 ó A3 ú A4 ñ A5 Ñ A6 ª A7 º A8 A9 AA AB AC AD AE AF B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF E0 α E1 β E2 г E3 П E4 Σ E5 σ E6 µ E7 γ E8 Φ E9 θ EA Ω EB δ EC ED φ EE Є EF F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC ⁿ FD FE FF B character set 1 and 2 ...

Page 58: ...RD KT247 thermal printers HTTP WWW RD CN COM 58 61 C International standard ASCII ...

Page 59: ...ication 2 UPC E UPC E coding should comply with the UCC Organization http www uccnet org specification 3 ENA8 ENA8 coding should comply with the ENA Organization http www uccnet org specification 4 ENA13 ENA13 coding should comply with the ENA Organization http www uccnet org specification 5 CODE39 Also known as 39 codes CODE39 s starting bit and stopping bit characters must ...

Page 60: ...ping bit must be anyone of A B C and D and The starting bit character and stopping bit character can be different The data can contain or cannot contain check code The check code can be defined by the code man 8 CODE93 CODE93 s starting bit and stopping bit characters must be the character and it cannot contain the characters between the starting and stopping bits And the printer s is automaticall...

Page 61: ...RD KT247 thermal printers HTTP WWW RD CN COM 61 61 CODE128 33 ...

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