Matrix-orbital LCD2041 Legacy Manuale Utente

LCD2041 rev 2 1 LCD2041 User Manual

LCD2041 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

LCD2041 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

LCD2041 rev 2 12The LCD2041 uses a standard Phillips 7bit address as defined by Phillips. How ever, we at Matrix Orbital specify I2C address in 8bits.

LCD2041 rev 2 13GPO+-240 ohmresistorJumper Figure 2-10 Bypassing 240 ohm resistor Note: The GPOs do not have any over current or over/under voltage pr

LCD2041 rev 2 143. Displaying Text This chapter describes the various text-display commands in detail. A quick reference summary of all text commands

LCD2041 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

LCD2041 rev 2 163.4.7 Turn on underline cursor (254 74) Turns on the underline cursor. The cursor shows the current text insertion point. Both underl

LCD2041 rev 2 174. Bar Graphs and Special Characters The LCD2041 includes the ability to draw bar graphs (either horizontal or vertical), large numbe

LCD2041 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

LCD2041 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

LCD2041 rev 2 2Table of Contents 1. Introduction ...

LCD2041 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

LCD2041 rev 2 215.1.7 Read module type (This Command does not work on the LCD2041) This command will return, over the RS-232 interface, the model typ

LCD2041 rev 2 226. Appendix: Command Summary 6.1 General The operation of the LCD2041 is controlled by a simple and consistent command set. Commands

LCD2041 rev 2 23Based on the table, the byte 01001011 can be represented in hex as 4B, which is usually written as any of 4Bh, 4BH, 4B hex or 0x4B. Th

LCD2041 rev 2 24Command Syntax Default Notes 254 74 254 'J' R Underline cursor off FE 4B 254 75 254 'K' R Turns off the underli

LCD2041 rev 2 25 Initialize large digits FE 6E 254 110 254 'n' Initializes the user character set to make large digits. Place large digits

LCD2041 rev 2 266.6 Miscellaneous Commands Table 6-3 Miscellaneous Commands Command Syntax Default Notes Clear display FE 58 254 88 254 'X&apos

LCD2041 rev 2 277. Appendix: Specifications and Options 7.1 Specifications Environmental Specifications Standard Temperature Extended Temperature

LCD2041 rev 2 28 Figure 7-1 Physical Layout 7.2 Options Options Available on LCD2041 Extended Temperature E Wide Voltage V

LCD2041 rev 2 298. Appendix: Glossary ASCII American Standard Code for Information Interchange. A 7 bit binary code representing the english alphabet,

LCD2041 rev 2 3

LCD2041 rev 2 30LCD Liquid Crystal Display Module Type Value This refers to the model number of the module. Pixel The smallest individually controll

LCD2041 rev 2 41. Introduction Your LCD2041 has the following features:  20 column by 4 line text display  built-in font with provision for up to

LCD2041 rev 2 5+5V powerLCD204 1PCRS-232 Figure 1-1 Connections for Testing 1. Refer to the diagram above and Figure 2-1 for the following steps. 2.

LCD2041 rev 2 6If you want to exercise some of the other features of the LCD2041 you'll need to write a program (in any convenient language such

LCD2041 rev 2 72. Connections and Configuration 2.1 Connector Pinout Refer to the diagram below for this chapter. Figure 2-1 Electrical Connections

LCD2041 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

LCD2041 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