LK202-25-R-V datasheet, PDF - EEWORLD Datasheet

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LK202-25-R-V: DescriptionLCD Character Display Modules & Accessories 20x2 Red Txt Blk B/G Ext. Volt 25 key; CategoryLED optoelectronic/LED; File Size2MB，40 Pages; ManufacturerMatrix Orbital; Websitehttps://www.matrixorbital.com

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LCD Character Display Modules & Accessories 20x2 Red Txt Blk B/G Ext. Volt 25 key

LK202-25-R-V Parametric

Parameter Name	Attribute value
Product Attribute	Attribute Value
Manufacturer	Matrix Orbital
Product Category	LCD Character Display Modules & Accessories
RoHS	Details
Product	LCD Character Display Modules
Character Count x Line	20 x 2
Module Size - W x H x T	116 mm x 37 mm x 28.69 mm
Viewing Area - W x H	83 mm x 18.6 mm
Interface Type	I2C, RS-232
Character Size - H x W	5.55 mm x 3.2 mm
NumOfPackaging	1
Factory Pack Quantity	1

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LK202-25

Including LK202-25-USB.

Technical Manual

Revision 4.1

PCB Revision: 3.0 or Higher (Standard Model), 1.0 or Higher (USB Model)

Firmware Revision: 5.6 or Higher

Contents

1 Introduction ............................................................................................................................................... 1

2 Quick Connect Guide.................................................................................................................................. 2

2.1 Available Headers ............................................................................................................................... 2

2.2 Standard Module ................................................................................................................................ 3

Recommended Parts ............................................................................................................................. 3

Serial Connections................................................................................................................................. 3

C Connections ..................................................................................................................................... 4

2.3 USB Module ........................................................................................................................................ 5

Recommended Parts ............................................................................................................................. 5

USB Connections ................................................................................................................................... 5

3 Software ..................................................................................................................................................... 6

3.1 uProject ............................................................................................................................................... 6

3.2 Application Notes................................................................................................................................ 7

4 Hardware.................................................................................................................................................... 8

4.1 Standard Model .................................................................................................................................. 8

Communication/Power Header ............................................................................................................ 8

Serial DB9 Connector ............................................................................................................................ 8

Power Through DB9 Jumper ................................................................................................................. 9

Protocol Select Jumpers ........................................................................................................................ 9

4.2 USB Model......................................................................................................................................... 10

Mini USB Connector ............................................................................................................................ 10

Alternate USB Header ......................................................................................................................... 10

Alternate Power Connector ................................................................................................................ 10

4.3 Common Features ............................................................................................................................. 11

General Purpose Outputs ................................................................................................................... 11

Dallas One-Wire Connector ................................................................................................................ 11

Keypad Header .................................................................................................................................... 12

5 Troubleshooting ....................................................................................................................................... 13

5.1 Power ................................................................................................................................................ 13

5.2 Display ............................................................................................................................................... 13

5.3 Communication ................................................................................................................................. 14

5.4 Manual Override ............................................................................................................................... 14

6 Commands ............................................................................................................................................... 15

6.1 Communication ................................................................................................................................. 15

6.2 Text.................................................................................................................................................... 16

6.3 Special Characters ............................................................................................................................. 18

6.4 General Purpose Output ................................................................................................................... 20

6.5 Dallas One-Wire ................................................................................................................................ 21

6.6 Keypad............................................................................................................................................... 22

6.7 Display Functions .............................................................................................................................. 23

6.8 Data Security ..................................................................................................................................... 24

6.9 Miscellaneous ................................................................................................................................... 25

7 Appendix .................................................................................................................................................. 27

7.1 Command Summary ......................................................................................................................... 27

7.2 Character Sets ................................................................................................................................... 30

7.3 Block Diagram ................................................................................................................................... 31

7.4 Environmental Specifications............................................................................................................ 31

7.5 Electrical Tolerances ......................................................................................................................... 31

7.6 Dimensional Drawings ...................................................................................................................... 32

7.7 Optical Characteristics ...................................................................................................................... 33

8 Ordering ................................................................................................................................................... 33

8.1 Part Numbering Scheme ................................................................................................................... 33

8.2 Options .............................................................................................................................................. 33

8.3 Accessories ........................................................................................................................................ 34

9 Definitions ................................................................................................................................................ 36

10 Contact ................................................................................................................................................... 36

LK202-25-R-V Related Products

	LK202-25-R-V	LK202-25-USB-FG-E	LK202-25-USB-GW-E	LK202-25-WB-E	LK202-25-GW-V	LK202-25-USB-WB-E	LK202-25-USB-FG	LK202-25-USB-WB
Description	LCD Character Display Modules & Accessories 20x2 Red Txt Blk B/G Ext. Volt 25 key	LCD Character Display Modules & Accessories 20x2 Grn Txt Blk B/G Ext Temp 25 key	LCD Character Display Modules & Accessories 20x2 L. Blu Txt G/Wht B/G Ext. Temp	LCD Character Display Modules & Accessories 20x2 Wht Txt Blu B/G Ext. Temp 25 key	LCD Character Display Modules & Accessories 20x2 L. Blu Txt G/Wht B/G Ext. Volt	LCD Character Display Modules & Accessories 20x2 Wht Txt Blu B/G Ext Temp 25 key	LCD Character Display Modules & Accessories Black Background Green Text	LCD Character Display Modules & Accessories Blue Background White Text
Product Attribute	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value
Manufacturer	Matrix Orbital	Matrix Orbital	Matrix Orbital	Matrix Orbital	Matrix Orbital	Matrix Orbital	Matrix Orbital	Matrix Orbital
Product Category	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories	LCD Character Display Modules & Accessories
Product	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules	LCD Character Display Modules
Character Count x Line	20 x 2	20 x 2	20 x 2	20 x 2	20 x 2	20 x 2	20 x 2	20 x 2
Module Size - W x H x T	116 mm x 37 mm x 28.69 mm	116 mm x 37 mm x 27.7 mm	116 mm x 37 mm x 27.7 mm	116 mm x 37 mm x 28.69 mm	116 mm x 37 mm x 28.69 mm	116 mm x 37 mm x 27.7 mm	116 mm x 37 mm x 27.7 mm	116 mm x 37 mm x 27.7 mm
Viewing Area - W x H	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm	83 mm x 18.6 mm
Interface Type	I2C, RS-232	USB	USB	I2C, RS-232	I2C, RS-232	USB	USB	USB
Character Size - H x W	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm	5.55 mm x 3.2 mm
Factory Pack Quantity	1	1	1	1	1	1	1	1
RoHS	Details	Details	Details	Details	Details	Details	-	Details
NumOfPackaging	1	-	-	1	1	1	1	-

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