GHLCD3224C User`s manual
Contents
1. x_ Offset y_offset 1byte 2byte 1byte 1byte Parameters x_offset x coordinate offset Operation Use offset to put offset for printing text to the Graphic Layer y_offset y coordinate offset Default value is 0 You can use x_offset and y_offset to fit more characters in your screen or to balance the test 319 comfile Technology comfile Technology 0 0 PSET ESC PS X Y 1byte 2byte 2byte 2byte Parameters X Y X Y Coordinates Operation Draw one dot Send Example Hex SET COLOR ESC SC color 1byte 2byte 1byte 1B 50 53 C800 6400 Parameters color 0 or 1 0 for Clear and 1 for Blue Send Example Hex Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 1B 53 43 00 GHLCD3224C User Manual pg 20 COs fi omenirea GHLCD TECHNOLOGY DOT SIZE ESC DS n S 1byte 2byte 1byte 1byte Parameters n Dot size between 0 and 255 s Dot type 0 square 1 circle Operation Set the size of the dot Send Example Hex 1B 44 53 01 01 0 319 10 20 100 120 239 LINE STYLE ESC LS n 1byte 2byte 1byte Parameters n Dot space Send Example Hex 1B 4C 53 03 Example Set to 5 and Draw Line from 10 20 to 100 120 10 20 100 120 239 Comfile Technology Inc GHLCD3224C User Manual pg2. 21 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual TECHNOLOGY GHLCD PAINT ESC PA X Y 1byte 2byte 2byte 2byte Parameters X Y X Y Coordinates Operation Paint within the enclosed space Send Example Hex 1B 50 41 C800 6400 If the enclosed space has even a little bit of hole the whole screen will be painted TO use this command Color must be set to 1 Color 1 0 319 239 ESC AR X Y R START END 1byte 2byte 2byte 2byte 2byte 2byte 2byte Parameters X Y Center R Radius START Starting angle END Ending Angle The ARC command can be used to draw arcs Example X 200 Y 50 R 100 START 10 END 200 Send Example Hex 1B 41 52 C800 3200 6400 0A00 C800 0 319 239 Comfile Technology Inc GHLCD3224C User Manual pg 22 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual G H LC D TECHNOLOGY lt Screen push pop paste Commands gt The GHLCD has 60KB Stack for temporary storage of graphic data By using stack the user can store part of the screen in the RAM of GHLCD comparable to copy and paste function of normal text editors Stack operates in LIFO Last In First Out The last item pushed will be popped first gt OSGeo O 9 2 oo 90 SCREEN PUSH ESC PU X1 Y1 X2 Y2 Layer 1byte 2byte 2byte 2byte
3. 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual G H LC D TECHNOLOGY Setting FONT ESC FO f1 f2 1 byte 2 bytes 1 byte 1 byte Parameters f1 0 to 8 Font Size f2 0 Fixed Width Font 1 Variable Width Font Sizes 0 1 5x16 Arial 2 3 4 5 8x16 Times New Roman 6 7 12x24 Arial 8 24x48 Arial Send Example Hex 1B 46 4F 04 01 The GHLCD has separate fonts for the Text Layer and the Graphic Layer In the Text Layer only 16x16 pixel characters may be used for text In the graphic layer all 4 different fonts and sizes may be used The following is an example of Text Layer font Although limited to one font the Text Layer text is much faster than the Graphic Layer text Comfile Technology Inc GHLCD3224C User Manual pg 9 www comfiletech com 888 9CUBLOC Fax 650 638 1360 CONMimegi fi omenirea GHLCD TECHNOLOGY The following is an example of fixed width fonts in the Graphic Layer Comfile Technology Inc GHLCD3224C User Manual pg 10 888 9CUBLOC Fax 650 638 1360 COMmegi fi emenieietremmu GHLCD TECHNOLOGY Set Font Style ESC FS Bold Inverse Underline 1byte 2byte 1byte 1byte 1byte Parameters Bold 0 None 1 None 2 Bold 3 Bold Inverse 0 None 1 Inverse Underline 0 None 1 Underline Operation Bold Inverse or Underline your Font Default is set to None Send Example Hex 1B 46
4. Please use this command for saving and restoring parts of the screen The High Speed X coordinates must be set from O to 39 This is byte units of the 0 to 319 pixels Send Example Hex 1B 48 55 0100 3200 0300 0A00 02 HIGH DEE Por ESC HO Layer 1 byte 2 bytes 2 bytes z bytes 1 byte Parameter X Y location to POP to Layer Layer number X must be between 0 39 byte units Operation Pop from stack This command will erase the background before popping Send Example Hex 1B 48 4F 0100 3200 02 HIGH SEE kidi ESC HP Layer 1 byte 2 bytes bytes 2 bytes 1 byte Parameter X Y Location to POP to Layer Layer number X must be between 0 39 byte units Send Example Hex 1B 48 50 0100 3200 02 Comfile Technology Inc GHLCD3224C User Manual pg 25 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE 43 GHLCD 3224C User Manual G H LC D TECHNOLOGY lt BMP Commands gt With GHLCD BMP files can be directly printed to the LCD or saved in the flash memory before displaying the BMP file BMP ee ESC BP Y n layer 1byte 2byte I 2byte 1byte 1byte Parameters X Y X Y coordinates to print BMP file n BMP file number in the flash memory layer Layer to print the BMP file 1 3 Send Example Hex 1B 42 50 C800 3200 01 02 This command will print the BMP file stored in the Flash memory of the GHLCD To use this
5. Push Pop Paste commands supported Like Copy amp Paste in Windows Display BMP Files e Set the dot size for Lines Circles Boxes Ellipses e Software controlled Backlight and Contrast e Control Box Program to test the LCD GHLCD Hardware There are 2 RS232C outputs 5V and 12V The PC uses 12V RS232C signals while the 5V signal can be used for CUBLOC or other micro controllers The 5V is good for very short distances less than 3 ft For longer distances or noisy environments please use the 12V level connections Comfile Technology Inc GHLCD3224C User Manual pg 1 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual G H LC D TECHNOLOGY The 12V level RS232C has 4 pin connector whereas the 5V level RS232C has 3 pin connector With the 5V RS232C TX is not used GHLCD usually only receives data so TX is not really required The graphic LCD also supports 12C interface Using CUBLOC s CuNET or 12C to GHLCD s 12C port you can use native commands to easily control the LCD CUBLOC native commands include such basic commands as CLS LOCATE PRINT CIRCLE LINE and BOX The following is a sample program to produce the text on the LCD Const Device CB280 Set Display 1 0 1 30 Dim a As Integer a 0 Cls Contrast 400 Glocate 1 80 Font 8 1 GPrint GHLCD Glocate 180 120 GPRINT Demo Do Locate 0 0 Print Dec a Cr Incr a Delay 10 Loop For power please use at least 1
6. clear ia iai CO Fiead Buffer Free 0 C 2400 C 38400 C 4800 C 57600 c 9600 c fe Cc t Contrast 19200 115200 28800 oO I Backlight Exit FT GHLCD control Box Text System GHLCD Test Box Version 2 2 XI YI x2 Y2 Line sytle dot space U no space LINE 0 pmo 00 200 COMFILE LINE TO fo m Color dor Technology comfiletech com Linebold __ 0 Box 1 Circle CIRCLE x y R P cat al 0 iso moo 60 CIRCLE FILL Clear Screen ELLIPSE Page o ELLIPSE FILL x Y RI 00 O All clear x ARC 200 80 PAINT 150 Line Graphic Demo Contrast Box Graphic Demo I Backlight loiali BOX CLEAR Exit Circle Graphic Demo Ellipse Graphic Demo Comfile Technology Inc GHLCD3224C User Manual pg 29 www comfiletech com 888 9CUBLOC Fax 650 638 1360 TECHNOLOGY COMmegi fi omenirea GHLCD BMP Downloader Use the BMP Downloader to download BMP files to the GHLCD Download www comfiletech com After creating your BMP file using any PC graphic editor use the BMP Download to download to the Flash Memory of the GHLCD Once downloaded the BMP image will stay in the Flash Memory permanently until it is updated again Tm MyProject cel BMP Downloader File Edit Tools Help D dr za Import Images Generate Images D SourcetHGlassttbmp 2 PEE ii Windows LI Prafessional 275x174 i il 1 Please press Import Image the
7. in graphic layer commands are in units of Words You must send the LOW byte first then the HIGH byte LINE ESC LI X1 Y1 X2 Y2 1byte 2byte 2byte 2byte 2byte 2byte Parameters X1 Y1 Starting X Y coordinate X2 Y2 Ending X Y coordinate Operation Draw a line starting from X1 Y1 to X2 Y2 Send Example When display Line 10 20 100 120 Hex 1B 4C 49 0A00 1400 6400 7800 0 319 0 10 20 100 120 239 LINETO ESC LT X Y 1byte 2byte 2byte 2byte Parameters X Y Ending X Y coordinate Operation Continue to draw line from the last ending X Y coordinate You can use this Lineto command to continue drawing lines without having to use the starting X Y coordinate every time Send Example When drawing a line to 200 50 Hex 1B 4C 54 C800 3200 10 20 200 50 100 120 239 Comfile Technology Inc GHLCD3224C User Manual pg 13 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE is GHLCD 3224C User Manual BOX TECHNOLOGY ESC BX X1 Y1 X2 Y2 1byte 2byte 2byte 2byte 2byte 2byte GHLCD Parameters X1 Y1 Starting X Y coordinate X2 Y2 Ending X Y coordinate Operation Draw a box on the Graphic Layer using X1 Y1 as the most left upper point and X2 Y2 as the most right lower point Send Example When Displaying a box from 10 20 to 200 100 Hex 1B 42 58 0A00 1400 C8
8. one communication method to use at a single time Either CuNET or RS232 Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 GHLCD3224C User Manual pg 32 TECHNOLOGY COMnoca fi eeoieewemm GHLCD LCD dimmension i H 320x240 DOTS a a ily ii 4t A P gt I z DOT DETAIL S 30 1 DETAIL A Scale 2 1 PIN ASSIGNMENT Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 E UNITS MM lt End gt GHLCD3224C User Manual pg 33
9. 00 6400 0 319 0 40 20 200 100 239 ESC BF X1 Y1 X2 Y2 Logic 1byte 2byte 2byte 2byte 2byte 2byte 1byte Parameters X1 Y1 Starting X Y coordinate X2 Y2 Ending X Y coordinate logic 0 OR 1 AND 2 XOR Operation Fill a box on the Graphic Layer using X1 Y1 as the most left upper point and X2 Y2 as the most right lower point Logic will determine the overlapped area e 0 will do a logical OR operation for overlapped area e 1 will do a logical AND operation for overlapped area e 2 will do a logical XOR operation for overlapped area Send Example When filling a box from 10 20 to 200 100 Hex 1B 42 46 0A00 1400 C800 6400 00 0 319 10 20 200 100 239 Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 GHLCD3224C User Manual pg 14 CONMimegi fi anoncu GHLCD TECHNOLOGY Tips When using BOXFILL command you can use the logical XOR to invert itself You can make flashing effects easily with this command BOX CLEAR ESC BC X1 Y1 X2 Y2 1byte 2byte 2byte 2byte 2byte 2byte Parameters X1 Y1 Starting X Y coordinate X2 Y2 Ending X Y coordinate Operation Clear a box on the Graphic Layer using X1 Y1 as the most left upper point and X2 Y2 as the most right lower point Send Example When Displaying a box from 10 20 to 200 100 Hex 1B 42 43 0A00 1400 C800 6400 0 319 Comfile Technolog
10. 2byte 2byte 1byte Parameters X1 Y1 Starting X Y coordinates X2 Y2 Ending X Y coordinates layer Layer Send Example Hex 1B 50 55 C800 3200 6400 0A00 02 Comfile Technology Inc GHLCD3224C User Manual pg 23 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE TECHNOLOGY GHLCD 3224C User Manual GHLCD SCREEN POP ESC PO Y layer logic 1byte 2byte Oe 2byte 1byte 1byte Parameters X Y X Y coordinates to POP layer Layer logic 0 OR logic 1 AND logic 2 XOR logic 3 Clear screen before popping Send Example Hex 1B 50 4F C800 3200 02 00 SCREEN alla ESC PP layer logic 1byte 2byte ore ae 1byte 1byte Parameters X Y X Y coordinates to POP layer Layer logic 0 OR logic 1 AND logic 2 XOR logic 3 Clear screen before popping Send Example Hex 1B 50 50 C800 3200 02 00 GHLCD3224C User Manual pg 24 Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE 43 GHLCD 3224C User Manual G H LC D TECHNOLOGY HIGH SPEED PUSH ESC HU X1 Y1 X2 Y2 layer 1byte 2byte 2byte 2byte 2byte 2byte 1byte Parameters X1 Y1 Starting X Y coordinates X2 Y2 Ending X Y coordinates layer Layer The high speed commands are fast as commands are processed in byte units But it lacks the capability to do logical operations
11. 53 00 00 00 J MAX lt gt UX Nw CLEAR ESC CL n 1byte 2byte 1byte BOLD INVERSE UNDERLINE Parameters n 0 Clear All layers 1 Clear Layer 1 2 Clear Layer2 3 Clear Layer3 Operation You can clear all layers or specify the layer you want to clear Send Example Hex 1B 43 4C 00 Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 GHLCD3224C User Manual pg 11 COMimegi fi omenirea GHLCD TECHNOLOGY lt Text Layer Commands gt LOCATE ESC LO x y 1byte 2byte 1byte 1byte Parameters x x axis value y y axis value Operation You can set the cursor of the text layer with this command When CLEAR command is sent the cursor is automatically set to 0 0 Send Example Hex 1B 4C 4F 05 05 Cursor ON OFF ESC CS n 1byte 2byte 1byte Parameters n O off 1 on Operation Turn Text Layer Cursor ON OFF Default is OFF Send Example Hex 1B 43 53 01 Set Cursor Mode ESC CM n 1byte 2byte 1byte Parameters n 0 Box 1 Underline Operation Set the Cursor type to be a box or an underline Default is Box Send Example Hex 1B 43 4D 00 box underline Comfile Technology Inc GHLCD3224C User Manual pg 12 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMimegi fi emenieietremmu GHLCD TECHNOLOGY lt Graphic Layer Commands gt e The parameters
12. A of current for 9 12V adaptor or SMPS For 12 24V please use at least 500mA of current The following is power consumed by the GHLCD The actual power consumed may vary by the temperature Input Backlight ON Backlight OFF 9V 445mA 113mA 12V 323mA 84mA 24V 149mA 42mA Comfile Technology Inc GHLCD3224C User Manual pg 2 www comfiletech com 888 9CUBLOC Fax 650 638 1360 TECHNOLOGY COMFILE iS GHLCD 3224C User Manual G H LC D Connection of GHLCD On the backside of GHLCD there are various optional connectors and switches so the user is able to interface with his her controller Warning GHB3224C Please be careful pi m COMFILE Technology Inc z RS232 not to touch the toea to PC inverter use 1 1 cable Baudrate or Slave adr Setting 2 Jumper ie 4 gamer LCD bh E Contrast ia me i ee adjust 4 d 5 Tae e Va 12C Power Power RS232 5V toCUBLOC RS232 Input Input to MICRO to PC CUNET port 9V 24V 9V 24V CONTROLLER a and b are RS232C ports Either RS232C port may be used a is an RS232C PORT for connecting to PC using the 4 pin to serial cable provided w GHLCD b is an RS232C serial port for connecting to PC using a standard serial cable You are free to choose which port to use to communicate to the GHLCD DC9V DC adaptor Not Included to PC COM Port Included Comfile Technology Inc GHLCD3224C User Manual pg 3 www comfiletec
13. CONMimegi fi emenieietremmu GHLCD TECHNOLOGY GHLCD 3224C Serial I2C Graphic LCD Introduction With GHLCD outputting graphics and text to the LCD is a walk in the park In most cases to use a graphic display the user must study the graphic LCD controller and must spend a lot of time for expressing the graphics and text The GHLCD was created to solve all these types of problems By embedding an LCD control module the user can simply send commands through RS232C or C to print graphics and text There is also a memory space for BMP files To print graphics and text an RS232C communication is required Through RS232C the LCD can easily be controlled by the user using simple commands For sending data to the LCD the user may use a CUBLOC PC or other microcontrollers The GHLCD has many features including a Backlight amp Contrast Control dots lines boxes and circles to create GUI friendly applications With an internal RAM for fonts the user may create custom characters Main Features e Dot Line Circle Ellipse Box Pop Paste and Paint commands supported 2400 115200 Baud rates are supported e C interface are supported e 12V RS232C and 5V TTL are supported e 4 Built in Fonts e Separate Text amp Graphic Layers Total of 3 Layers The Text Layer supports scroll cursor inversion underline and bold e The Text Layer uses Character based pixels and the Graphic Layer uses Dot based pixels
14. NT COMFILE GHLCD GPRINT DPRINT Cursor 7 O box I underline X 5 YE a LOCATE eE o Back Space Contrast I Backlight Text Demo 1 Text Demo 2 Text Demo 3 Exit The user can test all features of GHLCD using this program 1 First please select the System tab and select the baudrate The DIP switch on the back of the GHLCD can be maneuvered to set to a desired baudrate 2 Text Layer can be tested by selecting the Text tab and writing text into the text box 3 Please adjust the contrast bar on the left side of the Text tab if letters do not print clearly This program can be customized by the user to his her own application by using our open source Visual Basic code The source code is included with the software If you do not have Visual Basic installed on your PC please copy all files in the Sys folder of the unzipped file to Windows System32 directory on your computer before starting Testbox exe Comfile Technology Inc GHLCD3224C User Manual pg 28 www comfiletech com 888 9CUBLOC Fax 650 638 1360 TECHNOLOGY COMmegi fi emenieietremmu GHLCD FT GHLCD control Box Graphic Data BMP Test Box Layer Layer2 Layer3 Version 2 2 Layer ON OFF m i 0 OL OFF 1 ON 2 Fast Flash 3 Flash COMFILE Graphic Layer p Default Layer 2 is Graphic layer Technology comfiletech com Overlay Oo Layer with Layer2 Clear Write Made mM OFAST 1 Slow Screen ai Page o O All
15. aphics to Layers 1 and 2 respectively you will sometimes have overlapping between text and graphics When this happens you can either to have the overlapped area to be printed as is 0 OR to print as clear 1 AND or you can have it printed inverted 2 XOR Send Example Hex 1B 4F 4D 00 Changing Contrast ESC n low n high 1 byte 2 R 1 byte 1 byte Parameters n 0 to 1024 N isa 16 bit value Please send the LOW byte FIRST then the HIGH byte Operation Control the contrast of the LCD The adjusted value is stored in EEPROM of the LCD therefore there is no need to set contrast at power ON Send Example Hex 1B 56 45 45 01 Tips You can also use a screw driver to adjust the Contrast variable resistor located near the lower right side on the back of the GHLCD Using the software contrast control command and using the hardware resistor the user can optimize his her GHLCD to the maximum BACK E ON OFF ESC BL 1byte 2byte ee Parameters n 0 OFF 1 ON Operation Set LCD Backlight ON OFF Send Example Hex 1B 42 4C 00 01 WRITE MODE ESC ___ WM n Parameters n fast 1 slow Operation You can set the LCD to print in fast mode or slow mode Fast mode can be used in most cases Use slow mode when you have trouble with vibrating screen Send Example Hex 1B 57 4D 01 Comfile Technology Inc GHLCD3224C User Manual pg 8 www comfiletech com
16. byte N byte 1byte Parameters string String to print to Graphic Layer end code End of Line 0 Graphic layer THEA Dao 72 Haaa AAA tet AJAH Stringz0 EA Null character 42 0 3 0 0 81 t o BAL Graphic layer A HE font BAS F Wal OFBALE AAF Offseto ASO ARUH Send Example Hex 1B 50 52 BEC6 OD OA 00 0 319 0 comfile omfile i omille commie ogy 239 Comfile Technology Inc GHLCD3224C User Manual pg 18 www comfiletech com 888 9CUBLOC Fax 650 638 1360 CONMmegi fi emenieietremmu GHLCD TECHNOLOGY GRAPHIC DIRECT STRING PRINT ESC DR string end code 0 1byte 2byte N byte 1byte Parameters string String to print to Graphic Layer endcode End of Line 0 Print text overlapping current graphics or text When displaying values that change in real time such as temperature this command can be used for faster display speed The only difference from Gprint is that the X coordinates must be multiple of 8 Only font sizes 2 and 6 with Fixed Width font may be used Font 2 0 Font 6 0 Only two fonts are available for this command Offset set by the Offset command does not affect the Dprint command Send Example Hex 1B 44 52 BEC6 OD OA 00 0 319 comfile 239 Comfile Technology Inc GHLCD3224C User Manual pg 19 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual TECHNOLOGY OFFSET GHLCD ESC OF
17. command the user must first download BMP files to the GHLCD using a PC The program BMP Download can be used to download up to about 100 full pages of BMP files to the GHLCD s Flash memory For the GHLCD model GHB3224C only black and white images are supported Please make sure to save your graphic file as a Monochrome Bitmap AND less than 320x240 pixels amp File name untitled v My Network Save as type Monochrome Bitmap bmp dib BMP ele oo ESC BD Data 1byte 2byte E ETE BMP file Parameters X Y X Y coordinates to print BMP file data BMP file This command will print the BMP file directly to the GHLCD This command can be used when Flash memory capacity is full Comfile Technology Inc GHLCD3224C User Manual pg 26 www comfiletech com 888 9CUBLOC Fax 650 638 1360 TECHNOLOGY COMFILE iS GHLCD 3224C User Manual G H LC D DEFINE CHARACTER ESC DF code Data 1byte 2byte 2byte 2byte Parameters code Character Code 0DB30H to ODBFFH data 32 Byte Bitmap Data Operation You can create custom characters using this command Each character can be 16 x 16 bitmap character Simply send 32 bytes of bitmap data A total of 207 custom characters can be stored onto the data memory of GHLCD Define Character is stored in the RAM of the GHLCD The user must use this command to write custom characters to the RAM of the GHLCD every time it is power cycled t
18. h com 888 9CUBLOC Fax 650 638 1360 COMFILE g GHLCD 3224C User Manual G H LC D TECHNOLOGY When connecting to CUBLOC you can simply use the CUNET I2C cable provided with the GHLCD There are 3 cables that are included with the GHLCD Please make sure you have all 3 Micro Controller to GHLCD Serial Cable CUBLOC to GHLCD CUNET Cable PC to GHLCD Serial Cable Comfile Technology Inc GHLCD3224C User Manual pg 4 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMimegi fi omenirea GHLCD TECHNOLOGY Layers of GHLCD There are 3 layers Each layer can display graphics Each layer can be independently controlled It s as though there are 3 LCD screens in one By using these 3 layers the user has more flexibility and will be able to create eye popping applications The user can use one of the layers as background layer while using the other two for animation text and etc Text can only be written to Layer 1 Graphics can be displayed on any on the 3 layers The fact default graphic layer at power ON is Layer 2 It 3 Layer 2 Layer 1 Graphic Layer X Y Axis There are 0 to 319 for X Axis and 0 to 239 for Y Axis 0 319 239 Comfile Technology Inc GHLCD3224C User Manual pg 5 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMmegi fi omenirea GHLCD TECHNOLOGY X and Y Axis In GHLCD text layer and graphic layer use different axis Text layer
19. n select the desired file to download The BMP file must be in the Monochrome bitmap 2 From Tools please choose Download image and set the serial Port and the Baud rate Download Images Port f1 v Baud Rate 119200 v EA EA EA EA EEE A 3 When download is finished you will see the following message BMP Downloader 8388 bytes downloaded successfully Comfile Technology Inc GHLCD3224C User Manual pg 30 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE iS GHLCD 3224C User Manual TECHNOLOGY GHLCD connector H elle VA nc www comfiletech com SlaveAdr ON 1 2 a 4 5 6 Li MICRO ND CONTROLLER 5V RS232 PORT TX GND 1 5V RD PC e COM1 TD PORT e 9 e GND 5 On the back of the GHB3224B there are DIP switches to set the RS232 baud rate and I2Cslave address Switch number 4 is not used DIP Switch RS232 Baud Rate ON E n 4800 12C Slave Address 1 2 3 ON sam 2400 0 123 Comfile Technology Inc www comfiletech com 888 9CUBLOC Fax 650 638 1360 GHLCD CONTRAST e ye SDA SCL 5V GND CUBLOC CUNET PORT GHB3224 DIP GHLCD3224C User Manual pg 31 cOMMeaay fi omenirea GHLCD TECHNOLOGY 1 2 3 ON E 8 9600 2 12 3 ON EE 19200 3 123 ON BI aa 28800 4 12 3 ONE E m 38400 5 1 2 3 ON i m 57600 6 12 3 ii 115200 7 Please choose
20. rizontal Radius R2 Vertical Radius Operation Fill an ellipse with X Y as center and R1 and R2 as horizontal and vertical radius respectively Send Example Fill an ellipse with X Y center and R1 and R2 as radiuses Send Example Hex 1B 45 4C C800 6400 6400 3200 0 319 0 239 Comfile Technology Inc GHLCD3224C User Manual pg 17 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE 6 GHLCD 3224C User Manual G H LC D TECHNOLOGY Displaying text to the Graphic Layer is much flexible than displaying text to the Text Layer The user is allowed to display text to any pixel location on the screen using the Graphic Layer On the other hand the user is limited to 16x16 pixel locations when displaying text to the Text Layer The Graphic Layer text print command is Gprint The user also has the option of using the text print command Dprint which allows the user to automatically erase existing graphics or text beforehand Dprint is also much faster than Gprint comparable to regular print command Glocate may be used in place of Locate to specify pixel location before using print commands GRAPHIC SOC ALE ESC GL 1byte 2byte E En Parameters X Y New X Y coordinates for Graphic Layer Move to a specific x y coordinate pixel location on the screen for Graphic Layer Send Example Hex 1B 47 4C C800 6400 GRAPHIC STRING PRINT ESC PR String end code 0 1byte 2
21. ter 0x1B then two characters of a graphic command and then reset of the parameters If you simply send characters in ASCII without the ESC character and graphic command the GHLCD will simply print the data to the current cursor position on the Text Layer lt System Setting Commands gt Set Layer ESC PM layer1 layer2 layer3 1byte 2byte 1byte 1byte 1byte Parameters layer1 layer2 layer3 0 off 1 on 2 2Hz Flash 3 16Hz Flash Operation Each Layer can be turned off on or flashed at 2Hz or 16Hz Default values are layer1 1 layer2 1 layer3 0 Send Example Hex 1B 50 4D 01 01 00 Tips Set Layer 3 off and use as buffer You can draw to the layer 3 and then turn on layer 3 which will cause no delay in printing the graphics Set Graphic Layer ESC PG n 1byte 2byte 1byte Parameters n 1 2 or 3 Operation Set Graphic Layer At power ON Graphic layer is set to Layer 2 LINE CIRLCE BOX PAINT and other graphic commands are displayed onto the set graphic layer Send Example Hex 1B 50 47 02 Comfile Technology Inc GHLCD3224C User Manual pg 7 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMFILE 43 GHLCD 3224C User Manual G H LC D TECHNOLOGY Overlap Mode Settings ESC OM n 1byte 2byte 1byte Parameters n 0 OR 1 AND 2 XOR Operation Set the logical operation between layer 1 and layer 2 When you are displaying both text and gr
22. urned off and turned on The user can easily create custom characters using the Pixel Studio which can be downloaded on our website www comfiletech com The source code for Define Character will be generated for the user automatically Pixel Studio File Edit Help Dee Sermo oe lt Source Code Type Starting CHR Code amp H DB30 base amp HDB30 Indent 0 tab s DEFCHR amp HDB30 _ 8H01 8H80 8HO3 8HCO 8HO7 8HED 8HOF SHFO _ HIF SHF8 8H3F 8HFC 8H7F SHFE amp HO7 SHEO _ amp HO7 8HEO 8HO7 8HEO SHO7 amp HEO SHO7 amp HEO _ amp HO7 8HEO 8HO7 8HEO SHO7 amp HE0 amp H00 amp H00 Copy To Clipboard Save To File AAW BSEA DS ACODE 500 600 Comfile Technology Inc GHLCD3224C User Manual pg 27 www comfiletech com 888 9CUBLOC Fax 650 638 1360 TECHNOLOGY COMimegi fi omenirea GHLCD GHLCD Control box Use the GHLCD Control Box program to test your GHLCD when connected to a PC GHLCD Control Box can be downloaded on our website www comfiletech com FT GHLCD control Box System Graphic Data BMP Test Box Size Font Width Size gt 0 1 5x16 Arial i ij 2 3 4 5 8x16 Time new roman vaen eE 6 7 12x24 Arial 8 24x48 Arial Font gt 0 fixed width 1 variable width COMPILE Technology comfiletech com Font Style M inverse I aele Bold f Bold gt 0 OFF 2 On x Y x Y Offset eo Sa i GLOCATE eo io GetlD cree n Page jo O All clear Print on Text layer PRI
23. uses character units whereas graphic layer uses pixel units Text Layer X Y Axis There are 0 to 39 for X Axis and 0 to 14 for Y Axis Each character is 8 x 16 pixels in size 1111111111122222222223333333333 012345678901234567890123456 7890123456789 OONDABRWDN O e Use this page as template In case of text layer when a character is printed to 39 14 the screen will automatically scroll one line Comfile Technology Inc GHLCD3224C User Manual pg 6 www comfiletech com 888 9CUBLOC Fax 650 638 1360 COMMimegi fi omenirea GHLCD TECHNOLOGY How to communicate with GHLCD The user can choose one of the following to communicate with the GHLCD 1 Connect CUBLOC to GHLCD using the CUNET I2C and use easy to use native commands 2 Connect PC to GHLCD using either RS232C port or the RS232C 4 pin port 3 Connect a CUBLOC or a Micro controller to the GHLCD using the 3 pin TTL connection wires Using one of the three ways the user can easily communicate with the GHLCD When using CUBLOC and CUNET the user will be able to take advantage of the native library support by the RTOS on CUBLOC When using other micro controller or PC the user can refer to raw hex commands shown on the bottom of each command in this manual To print to GHLCD you need to send an ESC charac
24. y Inc GHLCD3224C User Manual pg 15 www comfiletech com 888 9CUBLOC Fax 650 638 1360 CONMimegi fi omenirea GHLCD TECHNOLOGY CIRCLE ESC CI X Y R 1byte 2byte 2byte 2byte 2byte Parameters X Y Center R Radius Operation Draw a circle with X Y center coordinate and radius R Send Example Draw a circle with 200 100 center and radius of 100 Hex 1B 43 49 C800 6400 6400 0 319 200 100 CIRCLE FILL X ESC CF Y R 1byte 2byte 2byte 2byte 2byte Parameters X Y Center R Radius Operation Fill a circle with X Y center coordinate and radius R Send Example Fill a circle with 200 100 center and radius of 100 Hex 1B 43 46 C800 6400 6400 0 319 200 100 Comfile Technology Inc GHLCD3224C User Manual pg 16 www comfiletech com 888 9CUBLOC Fax 650 638 1360 CONMimegi fi omenirea GHLCD TECHNOLOGY ELLIPSE ESC EL X Y R1 R2 1byte 2byte 2byte 2byte 2byte 2byte Parameters X Y Center R1 Horizontal Radius R2 Vertical Radius Operation Draw an ellipse with X Y as center and R1 and R2 as horizontal and vertical radius respectively Send Example Draw an ellipse with X Y center and R1 and R2 as radiuses Hex 1B 45 4C C800 6400 6400 3200 0 319 200 100 ELLIPSE FILL ESC EF X Y R1 R2 1byte 2byte 2byte 2byte 2byte 2byte Parameters X Y Center R1 Ho
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