Cashino EP-261B User manual

Xiamen Cashino Trade Co., Ltd. EP-261B
www.csntek.cn
1
EP-261B Micro Panel Printer User Manual
Draw up: Zhuchunyan 2021.05.06
Audit：Lan quanguo 2021.05.14
Standardization：Li peiyun 2021.05.15
Approved：WangHuanYong 2021.05.16
Tel：[phone] Fax：[phone]
Supply Company：Xiamen Cashino Technology Co., Ltd.
Add.: 4/F No.361 ,qiaoying Road (Yongshi Industrial Park)，xiamen,361021
If there is any change in this specification, no further notice will be given. For the latest version,
please contact Xiamen Cashino Technology Co., Ltd. directly

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2
Revised records
No.
Date
Modify the content
Change
the Page
number
Draw up
Review
1
2021.5.6
The first draft
Zhu
chunyan
Lan
quanguo

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Contents
Contents.................................................................................................................................. 错误！未定义书签。 错误！未定义书签。
1．Production description........................................................................................................................................ 5
2．Production fetures.............................................................................................................错误！未定义书签。
3．Size specification................................................................................................................................................ 5
4．Installation method..............................................................................................................................................6
5．Performance parameter....................................................................................................................................... 7
6．Paper roll installation.......................................................................................................................................... 8
7．Pin definition.......................................................................................................................................................8
8．Basic usage....................................................................................................................... 错误！未定义书签。
8.1Printing selftest page................................................................................................. 错误！未定义书签。
8.2Panel Led indication.................................................................................................................................... 9
9．Commands instruction...................................................................................................................................... 10
9.1Commands list........................................................................................................... 错误！未定义书签。
9.2Commands details...................................................................................................................................11
①Printing and paper feed commands.....................................................................................................11
Printing and paper feed...........................................................................................错误！未定义书签。
Enter........................................................................................................................错误！未定义书签。
Print and paper feed dots........................................................................................ 错误！未定义书签。
Print and paper feed lines....................................................................................... 错误！未定义书签。
②Printing set commands....................................................................................... 错误！未定义书签。
Set line space as n dots........................................................................................................................... 12
Set line space as default..........................................................................................错误！未定义书签。
Set print position.....................................................................................................错误！未定义书签。
Set the left margin...................................................................................................错误！未定义书签。
Set character printing method.................................................................................错误！未定义书签。
Set character size.................................................................................................... 错误！未定义书签。
Set、remove white printing................................................................................... 错误！未定义书签。
Set、remove underline...........................................................................................错误！未定义书签。
Set、remove 90°revolving printing ...................................................................错误！未定义书签。
Set printing alignment ....................................................................................... 错误！未定义书签。
Set Chinese mode............................................................................................... 错误！未定义书签。
Exit Chinese character mode.............................................................................错误！未定义书签。
Select、cancel user customized characters...................................................错误！未定义书签。
Define user customized characters.................................................................. 错误！未定义书签。
Cancel user customized characters................................................................. 错误！未定义书签。
Selecting international character set................................................................ 错误！未定义书签。
Select character code......................................................................................... 错误！未定义书签。
③Graphic printing command............................................................................. 错误！未定义书签。
Fill Graphics vertical module data.....................................................................错误！未定义书签。
Print Graphics horizontal module data.............................................................错误！未定义书签。
Define downloaded bitmap.................................................................................错误！未定义书签。
Print downloaded bitmap....................................................................................错误！未定义书签。

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Define NV bitmap.................................................................................................错误！未定义书签。
Print NV bitmap.................................................................................................... 错误！未定义书签。
④Tab Commands.................................................................................................................................33
Tab Commands.................................................................................................... 错误！未定义书签。
Horizontal tab position setting........................................................................... 错误！未定义书签。
⑤One-dimension bar code command............................................................. 错误！未定义书签。
1D bar code readable character(HRI) print position setting.........................错误！未定义书签。
1D bar code height setting................................................................................. 错误！未定义书签。
1D bar code width setting...................................................................................错误！未定义书签。
1D bar code printing............................................................................................ 错误！未定义书签。
⑥Status querying Commands...........................................................................................................41
Transmission status.............................................................................................错误！未定义书签。
Real-time transmission status........................................................................... 错误！未定义书签。
⑦Printing QR code.............................................................................................................................. 45
⑧Other commands..............................................................................................................................50
Printer reset.......................................................................................................... 错误！未定义书签。
Print self-test page...............................................................................................错误！未定义书签。
Feed to the beginning of the next label............................................................错误！未定义书签。
Setting up paper type.......................................................................................... 错误！未定义书签。

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1．Production description
EP-261B is an embedded panel printer unit, which can print two versions of thermal receipt and thermal
label. The body has small weight, high durability, and long printing time. It is widely used in medical
equipment, measuring equipment, and weighing instruments. , Safety equipment and analytical instruments and
meters.
2．Production featurer
※Smart appearance
※Easy paper loading
※Low noise thermal printing
※Different interfaces optional
※Front panel make paper replacement easily
※Support graphic and text printing
※Support 60 mm diameter paper roll
※Easily embedded to any kinds of instruments and meters

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3．Size specification
4．Installation method
①to insert the printer from the front of the installed machine
②after loading, open the paper bin cover, both sides of the screws locked can be fixed.
Note: The installation of the Panel can be adapted from 1 to 6mm thickness changes.

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5．Performance parameters
Model
EP-261B
Printing
Print method
Thermal-line dot method
Print speed
Max:70mm/s
Resolution
203dpi(8dots/mm)
Effective printing width
48mm
Character
Character set
ASCII，GBK，BIG5 and so on
Print font
ANK：(9*17,12*24) Chinese：（24*24）
Paper
Paper type
Thermal paper,label paper,black mark paper
Paper width
57.5±0.5mm
Max paper roll
diameter
Max:60mm
Paper thickness
Thermal Receipt:0.06-0.09mm;
Thermal Label：0.12-0.14mm
Head temperature detection
Thermistor
No Paper detection
Photoelectric detection
Axis in-position detection
Mechanical switch
Label Printing
Label space detection
Baudrate
9600bps-115200bps
Interface
RS232/TTL+USB/DK optional
Print commands
Compatibel with ESC/ POS commands
Physical
Outline dimension
96.1(L)*102.5(W)*70(H)mm
installation port size
90.4*96.8mm
Insert size
＞67.5mm
Color
Black

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Power supply
DC6.5V-9V/12V optional，Average current:2A，Peak current 4A
Environment
Operating temperature
0°C~50°C
Operating humidity
20%~85%
Storage temperature
-20°C~60°C
Storage humidity
5%~90%
6．Paper Roll Installation
1. Open the lid of the printer;
2. The paper rolls on the opposite side upward and then put into the roll groove;
3. Cover the printer lid and let the paper be slightly exposed.
Note: Before installing the paper, please tear the adhesive paper on the roll and remove the foreign
object to protect the print head.
7．Interface and define
DRAWER（XH2.54mm/2Pin）
No.
Pin
Introduction
1
VH
power supply
2
DRAWER
DK
POWER（XH2.54mm/3Pin）
No.
Pin
Introduction
1
VH
power supply
2
Null
/
3
GND
Ground

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RS232/TTL（XH2.54mm/4Pin）
No.
Pin
Introduction
1
DTR
Data Terminal Ready
2
TXD
Transmit Data
3
RXD
Receive Data
4
GND
Ground
USB (MH2.00mm/4Pin)
No.
Pin
Introduction
1
VUSB
+5V power supply
2
D-
Differential Data
Input/Output D-
3
D+
Differential Data
Input/Output D+
4
GND
Ground
8. Basic usage
8.1 Print self-test page
Method One: under the shutdown state, hold down the FEED key, boot up, and
print out a self-test page, which contains serial transmission rate, language and other
Information.
Method Two: when the printer power is on, please long-press the test key about 2s, then it will print the
self-test page.

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8.2 Panel LED Tips
The printer has two LEDS to prompt the state of the user's printer, two LEDS are
power supply indicator (green light), and status indicator (red light)
POWER indicator
ERROR indicator
Printer status
Keep bright
Light off
Working properly
Keep bright
Flash 2 times
Printer head is not
connected
Keep bright
Flash 3 times
No paper
Keep bright
Flash 5 times
Printer head over heating
Keep bright
Flash 6 times
Opening the cover
9．Command Introduction
9.1 Command List
LF
Line feed
Printing and paper feed
commands
CR
Enter
ESC J
Print and paper feed n dots
ESC d
Print and paper feed n lines
ESC 3
Set line space n dots
Printing set commands
ESC 2
Set default line space
ESC $
Set print position
GS L nL nH
Set left margin amount
ESC !
Set character printing method
GS ! n
Set character size
GS B n
Set and delete white printing
ESC - n
Set and delete underline
ESC V n
Set and delete 90°rotate printing
ESC a
Set printing alignment
FS &
Set Chinese mode
FS .
Exit Chinese character mode
ESC % n
Select、cancel user customized
characters
ESC &
Define user customized characters
ESC ? n
Cancel user customized characters
ESC R n
Selecting international character set
ESC t n
Select character code

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ESC *
Fill Graphics vertical module data
Graphic printing command
GS v 0
Print Graphics horizontal module data
GS *
Define downloaded bitmap
GS / m
Print downloaded bitmap
FS q
Define NV bitmap
FS p n m
Print NV bitmap
HT
Horizontal tab
Tab Commands
ESC D
Horizontal tab position setting
GS H
1D bar code readable character(HRI)
print position setting
One-dimension bar code
command
GS h
1D bar code height setting
GS w
1D bar code width setting
GS k
1D bar code printing
GS（k
Printing QR code
Printing QR code
GS r n
Transmission status
Status querying Commands
DLE EOT n
Real-time transmission status
ESC @
Printer reset
Other commands
DC2 T
Print self-test page
SO
Feed to the beginning of the next label
US A n
Setting up paper type
9.2 Commands details
①Printing and paper feed commands
Printing and paper feed
Name
print and paper feed
Code
ASCII ：LF
DEC ：10
HEX ：0A
Function
Print the buffer contest,and set the paper feed as per line space,then
adjust print position to initial position at the next line.
Range
None
Default
None
Supported
mode
All
Notes
None
Example
None
Enter
Name
Enter
Code
ASCII ：CR
DEC ：13
HEX ：0D
Function
Adjust print position to initial position of the same line.

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Range
None
Default
None
Supported
mode
All
Notes
After executing, R command, the new printing data will cover old data in
the printing buffer.
Example
None
Print and paper feed dots
Name
Print and paper feed n dots
Code
ASCII ：ESC J n
DEC ：27 74 n
HEX ：1B 4A n
Function
Print the buffer content and paper feed
Range
0≤n≤255
Default
None
Supported
mode
All
Notes
Paper feed n dots when printing buffer is empty.
After executing this command,printing position is moved to initial
Example
1b 40 30 31 32 1b 4a 10
Print and paper feed n line
Name
Print and paper feed n lines
Code
ASCII ：ESC d n
DEC ：27 100 n
HEX ：1B 64 n
Function
Print the contents in printing buffer and paper feed n lines.
Range
0 ≤ n ≤ 255
Default
None
Supported
mode
All
Notes
Print this command set as initial position of the same line
Example
1b 40 30 31 32 1b 64 01
②Printing set commands
Set line space as n dots
Name
Set line space as n dots
Code
ASCII ：ESC 3 n
DEC ：27 51 n
HEX ：1B 33 n

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Function
Set line space as n dots
Range
0 ≤ n ≤ 255
Default
n = 33
Supported
mode
All
Notes
Line space as below:
If the line space setted is less than the highest character in that
line,then this line space is equal to the height of the highest character.
If ESC2,ESC@,reset the printer, the printer blackout,and the line
space turns to default.
Example
1b 40
1b 33 30
30 31 32 0d 0a
30 31 32 0d 0a
1b 32
30 31 32 0d 0a
30 31 32 0d 0a
Set line space to default
Name
Set line space to default
Code
ASCII ：ESC 2
DEC ：27 50
HEX ：1B 32
Function
Set line space to default 33 dots
Range
None
Default
None
Supported
model
All
Notes
Line space in details pls check ESC 3 command.
If the line space setted is less than the height character in the line,the line
space of this line is equal to the height of the highest character
It can use ESC 3 to define line space.
Example
None
Set print position
Name
Set print position
Code
ASCII ：ESC $ nL nH
DEC ：27 36 nL nH

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HEX ：1B 24 nL nH
Function
Set left side blank area as（nL + nH × 256）dots
Range
0 ≤ nL ≤ 255
0 ≤ nH ≤ 255
Default
None
Supported
mode
All
Notes
This command is only valid for this line, and the printing position is reset to
the printing start position after line feed
If it exceeds the printing range, move to the next line for printing
Example
1b 40 1b 24 08 00
30 31 32 0d 0a
30 31 32 0d 0a
Set the left margin
Name
Set the left margin
Code
ASCII ：GS L nL nH
DEC ：29 76 nL nH
HEX ：1D 4C nL nH
Function
Set the left margin as（nL + nH × 256）dots
Range
0 ≤ nL ≤ 255，0 ≤ nH ≤ 255
Default
None
Support
Model
All
Notes
This command is only effective with the initial position of the line.
The illustration is as follows:
Use the maximum value of the printable unit,if the setting is beyond the
printable area.
Example
1b 40 1d 4c 08 00
30 31 32 0d 0a
30 31 32 0d 0a
Set character printing method
Name
Set character printing method
Code
ASCII ：ESC ! n
DEC ：27 33 n
HEX ：1B 21 n

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Function
Set character printing methods (font,highlight,inversion,bold,double
hight,double width and underline),parameter n bit definition as below:
Bit Function Value
0 1
0 Font Normal Small character
1 Undefined
2 Undefined
3 Bold Cancel Setting
4 Double hight Cancel Setting
5 Double width Cancel Setting
6 Undefined
7 Underline Cancel Setting
Range
None
Default
n = 0
Support
Model
All
Notes
The command is effective with Chinese and foreign languages.
The command is disabled when ESC@, printer reset or power off
Example
1B 40 1B 21 01 30 31 32 0D 0A
1B 40 1B 21 02 30 31 32 0D 0A
1B 40 1B 21 04 30 31 32 0D 0A
1B 40 1B 21 08 30 31 32 0D 0A
1B 40 1B 21 10 30 31 32 0D 0A
1B 40 1B 21 20 30 31 32 0D 0A
1B 40 1B 21 40 30 31 32 0D 0A
1B 40 1B 21 80 30 31 32 0D 0A
Set character size
Name
Set character size
Code
ASCII ：GS ! n
DEC ：29 33 n
HEX ：1d 21 n
Function
Set character size as 1-8 times width,1-8 times height. Definition is as
below:
Use 0-3 set character height 4 - 7 bits set character width show as
below:
Chart 1 Chart 2
Character width setting Character height setting

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HEX
DEC
width
HEX
DEC
height
00
0
1(Normal)
00
0
1(Normal)
10
16
2(double width)
01
1
2(double height)
20
32
3
02
2
3
30
48
4
03
3
4
40
64
5
04
4
5
50
80
6
05
5
6
60
96
7
06
6
7
70
112
8
07
7
8
Range
None
Default
n = 0
Support
Model
All
Notes
This command is effective with Chinese and other foreign languages,
except for HRI character.
The command setting is disable when ESC@, printer reset or power off.
Example
1b 40 1d21 11
30 31 32 0d 0a
30 31 32 0d 0a
Set、remove white printing
Name
Set、remove white printing
Code
ASCII ：GS B n
DEC ：29 66 n
HEX ：1d 42 n
Function
Set and remove white printing
When the LSB of n is 0,white printing mode is off.
When the LSB of n is 1,white printing mode is on.
Range
None
Default
n = 0
Support
Model
All
Notes
It is only effective for LSB of n.
This command is all effective with built-in characters and user-defined
characters.
It is effective with blank,which is setted by ESC CP,when white printing
mode is on.
This command is not effective with bitmap, user-defined bitmap,
barcode, HRI character and vaulting space of HT,ESC $.
This command is not effective with line space.
The white printing mode is prior to underline mode. When it is white
printing mode, even underline mode is open, which can also be

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forbidden.(But it not be canceled).
This command is disabled when ESC@, printer reset or power off.
Example
1b 40 1d42 01
30 31 32 0d 0a
30 31 32 0d 0a
Set、remove underline
Name
Set、remove underline
Code
ASCII ：ESC - n
DEC ：27 45 n
HEX ：1B 2D n
Function
Set / remove underline mode,based on the value of n as follow:
n
Functions
0, 48
Remove underline mode
1, 49
Set underline mode(1 dot coarse)
2, 50
Set underline mode(2 dot coarse)
Range
0 ≤ n ≤ 2, 48 ≤ n ≤ 50
Default
n = 0
Support
Model
All
Notes
Printer can print underline for all characters(including the space to the
right of the character), except for the space set by HT.
Printer can not print underline for clockwise rotated 90 ° characters and
white printing characters.
When n is setted as 0 or 48,remove underline mode.Other data is not
printed as underline,and the setted underline coarseness does not
change before removing underline mode.The default underline
coarseness is 1 dot.
It is not effective with underline coarseness to change character size.
Using ESC! can also set and remove underline mode.However be aware
that the last received command must be effective.
Example
1b 40 1b 2d 01
30 31 32 0d 0a
1b 40 1b 2d 02
30 31 32 0d 0a
1b 40 1b 2d 00
30 31 32 0d 0a
Set、remove 90°revolving printing
Name
Set 、remove 90°revolving printing
Code
ASCII ：ESC V n
DEC ：27 86 n

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HEX ：1B 56 n
Function
Set or remove 90° revolving printing
When n is equal to 0 or 48,remove 90°revolving printing.
When n is equal to 1 or 49,set 90°revolving printing.
Range
0 ≤ n ≤ 1，48 ≤ n ≤ 49
Default
n = 0
Support
Model
All
Notes
When it is setted to underline mode, the printer is not underlined for
characters rotated 90°.
In the 90° rotation mode, the multiplier and double width commands
magnify the character in the opposite direction to the multiplier command
in the normal mode.
When ESC @, printer reset, power off, the setting of this instruction is
invalid.
Example
1b 40 1b 56 01
30 31 32 0d 0a
30 31 32 0d 0a
Set printing alignment
Name
Set print alignment（Left, middle, right）
Code
ASCII ：ESC a n
DEC ：27 97 n
HEX ：1B 61 n
Function
Align all data in one line,the meaning of n value as below:
n mode
0, 48 left
1, 49 middle
2, 50 right
Range
0 ≤ n ≤ 2 or 48 ≤ n ≤ 50
Default
n = 0
Support
Model
All
Notes
This command setting is disabled when ESC@,printer resets or power off.
Example
1B 40 1B 61 02
30 31 32 0D 0A
1B 40 1B 61 01
30 31 32 0D 0A
1B 40 1B 61 00
30 31 32 0D 0A
Set Chinese mode

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Name
Set Chinese mode
Code
ASCII ：FS &
DEC ：28 38
HEX ：1C 26
Function
Set Chinese mode
Range
None
Default
None
Support
Model
All
Notes
When the Chinese character mode is selected, the printer processes all
Chinese character codes(ASCII code) , two bytes at a time.
The Chinese character code(ASCII code) is processed in the order of the
first byte and the second byte.
Example
1b 40 1C 26 B0 AE C9 CF D7 D4 BC BA 0d 0a
1C 2E B0 AE C9 CF D7 D4 BC BA 0d 0a
Exit Chinese character mode
Name
Exit Chinese character mode
Code
ASCII ：FS .
DEC ：28 46
HEX ：1C 2E
Function
Exit Chinese character mode，cancel Chinese character mode
Range
None
Default
None
Support
Model
All
Notes
When the Chinese character mode is not selected, all character codes are
regarded as ASCII codes, and one character at a time is processed.
Example
None
Select、cancel user customized characters
Name
Select 、cancel user customized characters
Code
ASCII ：ESC % n
DEC ：27 37 n
HEX ：1B 25 n
Function
Select 、cancel user customized characters
When n LSB is 0，delete customized characters
When n LSB is 1，select customized characters
Range
0 ≤ n ≤ 255
Default
0
Support
Model
All
Notes
When cancel customized characters ，automatically select the internal

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character set.
Example
None
Define user customized characters
Name
Define user customized characters
Code
ASCII ：ESC & y c1 c2 [x1 d1 ... d (yx1)] ... [xk d1 ... d(y x k)]
DEC ：27 38 y c1 c2 [x1 d1 ... d(yx1)] ...[xk d1 ... d(yxk)]
HEX ：1B 26 y c1 c2 [x1 d1...d(y x1)]...[xk d1...d(yxk)]
Function
Define user customized characters.
y specifies vertical direction bytes.
c1 specifies the starting character encoding,c2 specifies the ending
character encoding
xk specifies horizontal direction dots.
Range
The range of x 、y，are correspond with internal fonts.
If choosing Font 6*12，y = 2，0 ≤ x ≤ 6
If choosing Font 12*24，y= 3，0 ≤ x ≤ 12
32 ≤ c1 ≤ c2 ≤ 126
0 ≤ d1 ... d(y*xk) ≤255
Default
None
Support
Model
All
Notes
Definable character code range:from<20>H to <7E>H ASCII code(95
characters)。
It can define continuous characters encoding for several characters.When
it need one character only,make c1=c2.
d is character’s dot data,dot mode starts from left side in the horizontal
direction.It is blank for the rest dots in the right side.
Defined user defines characters data is (y*x) byte.
Set corresponding bit of printing dots as 1, or corresponding bit of no
printing dots as 0.
This command defines different customized characters for each type of
font. Set font with ESC !.
Customized characters and downlink bitmaps cannot be defined at the
same time. When the command is executed, the downlink bitmap is
cleared.
User Customized characters will be cleared in these situations:
Execute ESC @。
Execute GS *。
Execute ESC ?。
Printer reset or power off
Graphic: