Matrix-orbital GLK240128-25 Legacy Uživatelský manuál Strana 1

GLK240128-25Technical ManualRevision: 1.1

Port The serial port the display is plugged in to.Speed The communication speed the displaymodule is set to. (Default 19,200)Display Type The type of

1 DB-9 Connector 4 Keypad Interface Connector2 Power Through DB9 Jumper 5 Power / Data Connector3 Manual Override 6 File System Lock JumperFigure 11:

Pin 2 Tx \ SDA (I2C data)Pin3 Rx \ SCL (I2C clock)Pin 5 GNDPin9 PWR (Must solder Power Through DB-9 Jumper. See table ?? on page ?? forpower requireme

WARNING Do not apply voltage through pin 9 of the DB-9 connectorAND through the Power/Data Connector at the same time.2.2 Power/Data ConnectorThePower

2.3 Protocol Select JumpersThe Protocol Select Jumpers, pictured below in figure 15, provide the means necessary to toggle thedisplay module between RS

Figure 16: Keypad Interface Connector2.5 Manual OverrideManual Override is provided to allow the GLK240128-25 to be reset to factory defaults. This ca

Table 1: Default ValuesContrast 128Backlight 255Baud Rate 19.2 kbpsI2C Slave Address 0x50Data Lock FalseRS232AutoTransmitData TrueNOTE The display mod

3 Troubleshooting3.1 The display does not turn on when power is applied.• First, you will want to make sure that you are using the correct power conne

3.4 There is a problem uploading fonts or bitmaps.• First, ensure that you can communicate to the display. A good test is to use a PC, with MOGD# in-s

followed by an ACK to indicate that the master still needs data, and a NAK to indicate that the transmissionis over.The has some speed limitations, es

ContentsContents ii1 Getting Started 11.1 Display Options Available . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.2 Accesso

4.2 Turn Flow Control OnSyntaxHexadecimal 0xFE 0x3A [full] [empty]Decimal 254 58 [full] [empty]ASCII 254 “:” [full] [empty]ParametersParameter Length

SyntaxHexadecimal 0xFE 0x3BDecimal 254 59ASCII 254 “;”Description This command turns off flow control. Bytes may overflow the bufferwithout warning.NOTE

Description This command sets the RS-232 port to the specified [speed]. The changetakes place immediately. [speed] is a single byte specifying the desi

ExamplesCrystal Speed 16 MhzDesired BAUD 13,500speed =crystalspeed8∗ DesiredBaud− 1speed = 148.15− 1speed =16, 000, 0008∗ 13, 500− 1speed = 147.15• LS

5.1.1 Font File FormatA font file consists of three parts, a header, a character table and bitmap data.1. Header (4 bytes)(a) Nominal Width (1 byte)(b)

Bitmap Data Byte Hex Value1 0 0 0 01 0 0 0 0 10000100 0x841 0 1 1 0 00101101 0x2D1 1 0 0 1 10011000 0x981 0 0 0 1 11000110 0xC61 0 0 0 1 00100000 0x20

Table 10: Sample Font File0x05 0x07 0x68 0x6A 0x00 0x0D 0x05 0x000x12 0x03 0x00 0x15 0x04 0x84 0x2D 0x980xC6 0x20 0x43 0x24 0x84 0x2D 0x98 0x190x60Red

Description In order to set the font on the you must know the font identificationnumber of the font that you wish to use. The font ID is established wh

ParametersParameter Length Descriptionvalue 1 Value (0: Off, 1: On)Description This command will toggle the box space mode. Box space mode iswhen a bo

6.3 Setting the Cursor PositionSyntaxHexadecimal 0xFE 0x47 [col] [row]Decimal 254 71 [col] [row]ASCII 254 “G” [col] [row]ParametersParameter Length De

6 Text 236.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236.1.1 Character Set . . . . . . . .

Default On6.6 Auto Scroll OffSyntaxHexadecimal 0xFE 0x52Decimal 254 82ASCII 254 “R”Description When auto scrolling is disabled, text will wrap to the

Description The is capable of storing 128 font and bitmap files up to 16 Kbytes total.In order to upload a bitmap to the you must first initiate the upl

ParametersParameter Length DescriptionX 1 Left bounds.Y 1 Top bounds.W 1 WidthH 1 HeightD (width*height)/8DataDescription Drawing a bitmap to the , wi

Description This command sets the drawing color for subsequent graphic commandsthat do not have the drawing color passed as a parameter. The parameter

SyntaxHexadecimal 0xFE 0x65 [x] [y]Decimal 254 101 [x] [y]ASCII 254 “e” [x] [y]ParametersParameter Length Descriptionx 1 Left bounds.y 1 Top Bounds.De

Description This command draws a solid rectangle in the specified color (0: White,1: Black). The top left corner is specified by (x1,y1) and the bottomr

SyntaxHexadecimal 0xFE 0x69 [ref] [value]Decimal 254 105 [ref] [value]ASCII 254 “i” [ref] [value]ParametersParameter Length Descriptionref 1 Initializ

Description A strip chart is an area of the screen reserved for horizontal scrolling.This is normally used as follows:• Initialize the strip chart, wh

Description This command shifts the strip chart left or right. [ref] determines bothwhich strip chart is used and which direction it will shift. The d

9.2 Auto Transmit Key Presses OnSyntaxHexadecimal 0xFE 0x41Decimal 254 65ASCII 254 “A”Description In this mode, all key presses are sent immediately t

10.5 Set Brightness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3910.6 Set and Save Brightness . . . . . . . .

Description This command returns any buffered key presses via the serial interface.The host system must be set up to receive key codes. When the displ

Description This command sets the time between key press and key read. All keytypes with the exception of latched piezo switches will ’bounce’ for ava

Examples When the key code associated with key ’P’ (0x50) is pressed, the releasecode is ’p’ (0x70). In RS-232 polled mode or via the I2C, the “KeyDow

10 Display Functions10.1 IntroductionThe employs software controlled display settings, which allow for control over, clearing the screen,changing the

Description This command turns the backlight off immediately. The backlight willremain off until a ’Display On’ command has been received.Remembered Y

Description This command sets the display’s contrast to [contrast], where [contrast]is a value between 0x00 and 0xFF (between 0 to 255). Lower valuesc

11 Filesystem11.1 IntroductionThe incorporates a 16 Kbyte on board flash memory in order to allow up to 128 font and bitmap filesto be transfered direct

Host Display Comments0xFE Command Prefix0x24 Upload Font File Command0x01 Reference ID0x19 Size (LSB)0x00 Size (MSB)0x01 Confirmation Byte0x01 Confimatio

NOTES• The has watch dog timer, set to 2.1 seconds in between transmissions, in order pre-vent the display module from staying in a waiting state.• On

Host Display Comments0xFE Command Prefix0xDB XModem Upload Command0x85 Command byte 10x06 Command byte 20x30 Command byte 30x00 Size Low Byte0x40 Size

15 Appendix 5915.1 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5915.1.1 Environmental . . . . .

SyntaxHexadecimal 0xFE 0x21 0x59 0x21Decimal 254 33 89 33ASCII 254 “!” “Y” “!”Description This command completely erases the display’s non-volatile me

11.5 Get Filesystem DirectorySyntaxHexadecimal 0xFE 0xB3Decimal 254 179Description This command will return a directory of the contents of the file sys

SyntaxHexadecimal 0xFE 0xB2 [Type] [refID]Decimal 254 178 [Type] [refID]ParametersParameter Length DescriptionType 1 File type (0:Font File, 1:Bitmap)

12.2 Set RememberSyntaxHexadecimal 0xFE 0x93 [switch]Decimal 254 147 [switch]ParametersParameter Length Descriptionswitch 1 0: Do not remember, 1: Rem

DescriptionParanoia allows you to lock the module from displaying information, aswell as enables the protection of the filesystem and module settings.E

12.4 Set and Save Data LockSyntaxHexadecimal 0xFE 0xCB 0xF5 0xA0 [level]Decimal 254 203 245 160 [level]ParametersParameter Length Descriptionlevel 1 S

Description Reads whatever was written by Write Customer Data.Remembered No13 Miscellaneous13.1 IntroductionThis chapter covers the ’Report Version Nu

Description This command will return a hex value corresponding to the the modelnumber of the module see the following table:Hex Product ID Hex Product

14 Command Summary14.1 CommunicationsDescriptionSyntaxPageTurn Flow Control OnHexadecimal 0xFE 0x3A [full] [empty]Decimal 254 58 [full] [empty]ASCII 2

DescriptionSyntaxPageSetting the CursorPositionHexadecimal 0xFE 0x47 [col] [row]Decimal 254 71 [col] [row]ASCII 254 “G” [col] [row]24Setting the Curso

1 Getting StartedFigure 1: GLK240128-25-WBThe GLK240128-25 is an intelligent graphic LCD display designed to decrease development time byproviding an

DescriptionSyntaxPageDraw a RectangleHexadecimal 0xFE 0x72 [color] [x1] [y1] [x2] [y2]Decimal 254 114 [color] [x1] [y1] [x2] [y2]ASCII 254 “r” [color]

14.7 Display FunctionsDescriptionSyntaxPageClear ScreenHexadecimal 0xFE 0x58Decimal 254 88ASCII 254 “X”38Display OnHexadecimal 0xFE 0x42 [min]Decimal

DescriptionSyntaxPageSet RememberHexadecimal 0xFE 0x93 [switch]Decimal 254 147 [switch]48Data LockHexadecimal 0xFE 0xCA 0xF5 0xA0 [level]Decimal 254 2

Command DescriptionPageHex Dec ASCII0x3B 59 “;” Turn Flow Control Off 150x41 65 “A” Auto Transmit Key Presses On 340x42 66 “B” Display On 380x45 69 “E

15 Appendix15.1 Specifications15.1.1 EnvironmentalTable 76: Environmental SpecificationsStandard Temperature Extended TemperatureOperating Temperature 0

Figure 21: Physical DiagramMatrix Orbital GLK240128-25 60

G L K 240 128 -25 -GW -V -E1 2 3 4 5 6 7 8 9Table 78: Part Numbering Scheme# DescriptionOptions1 Screen TypeG: Graphic2 Display TechnologyL: Liquid Cr

Table 80: Revision HistoryRevision Description Author1.0 Initial Manual Matrix Orbital1.1 Updated Backlight Life ClarkSupport: 1(403)204-3750On The We

1.2 AccessoriesNOTE Matrix Orbital provides all the interface accessories needed to get your displayup and running. You will find these accessories and

Figure 8: 4X4 Keypad1.3 Features• 240 x 128 pixel graphics display• Selectable communication protocol, Serial at RS-232 or TTL levels or I2C• 16 KB fla

WARNING DO NOT use the standard floppy drive power connector,as this will not provide you with the correct voltage and will damage thedisplay module.Fi