Matrix-orbital VFD2041 Legacy Manual do Utilizador

VFD2041 rev 2 1 VFD2041 User Manual

VFD2041 rev 2 10The RS-232 connector on the PC cable is wired so that a standard “straight through” 9 pin D-sub cable may be used to connect the modul

VFD2041 rev 2 11The module is supplied with jumpers J1 and J2 installed, which gives an RS-232 baud rate of 19200 and an I2C address of 0x5C.  RS-23

VFD2041 rev 2 122.3 I2C Communications I²C communications runs at 100 kBps and supports up to 127 units on a single communications line. The I2C dat

VFD2041 rev 2 13Maximum allowable current is 20 mA, which is enforced by the current limiting resistor. If the device being switched has a resistance

VFD2041 rev 2 143. Displaying Text This chapter describes the various text-display commands in detail. A quick reference summary of all text commands

VFD2041 rev 2 15In addition to the built-in characters, users may define up to 8 special characters (which, once defined, occupy positions 0x00 to 0x0

VFD2041 rev 2 163.4.7 Turn on block (blinking) cursor (254 83) Turns on the blinking block cursor. The cursor shows the current text insertion point.

VFD2041 rev 2 174. Bar Graphs and Special Characters The VFD2041 includes the ability to draw bar graphs (either horizontal or vertical), large number

VFD2041 rev 2 184.1.7 Place large digit 254 35 [col] [digit] This command allows the large digits to be drawn on the LCD screen. Numbers of almost fu

VFD2041 rev 2 191 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Cursor Line Note: Cust

VFD2041 rev 2 2 Table of Contents 1. Introduction...

VFD2041 rev 2 205. Miscellaneous Commands The commands listed in this chapter don't readily fit in any of the other categories, or are used in mo

VFD2041 rev 2 215.1.7 Read module type (The VFD2041 does not support this command) This command will return, over the RS-232 interface, the model typ

VFD2041 rev 2 226. Appendix: Command Summary 6.1 General The operation of the VFD2041 is controlled by a simple and consistent command set. Commands c

VFD2041 rev 2 230111 7 7 1111 F 15 Based on the table, the byte 01001011 can be represented in hex as 4B, which is usually written as any of 4Bh, 4B

VFD2041 rev 2 24Command Syntax Default Notes 254 'H' Block cursor on FE 53 254 83 254 'S' on R Turns on the blinking block curso

VFD2041 rev 2 25 Draw horizontal bar graph FE 7C [c][r][d][length] 254 124 [c][r][d][length]254 '|' [c][r][d][length] Draws a horizontal bar

VFD2041 rev 2 266.6 Miscellaneous Commands Table 6-3 Miscellaneous Commands Command Syntax Default Notes Clear display FE 58 254 88 254 'X&apos

VFD2041 rev 2 277. Appendix: Specifications and Options 7.1 Specifications Environmental Specifications Standard Temperature Extended Temperature O

VFD2041 rev 2 28 Figure 7-1 Physical Layout 7.2 Options Options Available on VFD2041 Extended Temperature E Wide Voltage V

VFD2041 rev 2 298. Appendix: Glossary ASCII American Standard Code for Information Interchange. A 7 bit binary code representing the english alphabet,

VFD2041 rev 2 37.1 Specifications...

VFD2041 rev 2 30LCD Liquid Crystal Display Module Type Value This refers to the model number of the module. Pixel The smallest individually controll

VFD2041 rev 2 41. Introduction Your VFD2041 has the following features:  20 column by 4 line text display  built-in font with provision for up to

VFD2041 rev 2 5 Figure 1-1 Connections for Testing 1. Refer to the diagram above and Figure 2-1 for the following steps. 2. Wire the connector to th

VFD2041 rev 2 6If you've reached this point and operation is normal, you can be confident that your VFD2041 works properly.

VFD2041 rev 2 72. Connections and Configuration 2.1 Connector Pinout Refer to the diagram below for this chapter. Figure 2-1 Electrical Connections T

VFD2041 rev 2 8Connector pinout is as follows: 1 2 3 4 Figure 2-2 Power connector Pin 1 +5.0 VDC (+8 to +15 VDC with wide voltage option) Pin

VFD2041 rev 2 92.1.1.2 Wide Voltage Range Modules Note: Do not use this cable unless your display module has the "wide voltage range" optio