Component: GLCD (4D Picaso v2) (EB076) (Graphical Color)

Author	Matrix Ltd
Version	2.0
Category	Graphical Color

GLCD (4D Picaso v2) component

Graphical display component designed to work with the Picaso range of displays from 4D Systems. Component based around the uLCD-32PTU display.

Detailed description

No detailed description exists yet for this component

Examples

EB076 gLCD Example File with touch draw support.

EB076v2 Example

Example should show the following on the display on the panel and on the hardware. Note that the "TOUCH" was draw by hand by clicking and dragging the mouse around over the LCD while simulation is running.

Downloadable macro reference

	G4D_InitialiseCard
Checks to see if an SD card is inserted into the module. If the SD card is available then the card is initialised ready for use. Returns 0 for succesful initialisation or 255 for a detected failure.
- BYTE	Return

	G4D_DumpScreenToFilePicaso
Copies a section of the display to the micro SD card starting from X, Y and ranging to Width, Height.
- UINT	X
- UINT	Y
- UINT	Width
- UINT	Height
- STRING	Filename
Assigns the name of the file on the card to store the data.
- BYTE	Return

	G4D_ReadTouchCoordinatesPicaso
Returns the coordinates of the last touch event. Axis = 0 or 'x' or 'X' - Returns the X coordinate. Axis = 1 or 'y' or 'Y' - Returns the Y coordinate.
- BYTE	Axis
- UINT	Return

	G4D_GetTouchCoordinatesPicaso
Reads the value of the last touchscreen input from the display. Returns a 0 if no new touch is detected. Returns a 1 if a press is detected. Returns a 2 if a release is detected. Returns a 3 if a moving drag is detected.
- BYTE	Return

	PrintNumber
This macro prints a decimal number to the Graphical LCD.
[[File:]] -	Number
Byte or Integer number to send to the display.
- UINT	X
X pixel coordinate to set the output string position.
- UINT	Y
Y pixel coordinate to set the output string position.
- BYTE	Font
Size of the font - 0 = Normal, 1 = Double Width, 2 = Double Width and Height, 3 = Double Height
- BYTE	Transparent
Specifies if the background of the text is drawn - 0 = Background colour is drawn, 1 = Background colour not drawn.
- VOID	Return

	DrawLine
Draws a line with the current foreground colour from pixel location X1, Y1 to pixel location X2, Y2.
- UINT	X1
- UINT	Y1
- UINT	X2
- UINT	Y2
- VOID	Return

	G4D_DisplayImageFromFilePicaso
Attempts to print an image from the micro SD card using the specified filename on the card. The image is printed at location starting from X, Y. PosH and PosL specify the sector address of the previously stored image icon.
- UINT	X
- UINT	Y
- STRING	Filename
- UINT	OffsetHi
Upper 16-bit image offset within the 4D systems resource file, default = 0
- UINT	OffsetLo
Lower 16-bit Image offset within the 4D systems resource file, default = 0
- BYTE	Return

	G4D_DisableTouchscreenPicaso
Disables the touchscreen interface if available.
- BYTE	Return

	DrawEllipse
Draws an ellipse object on the display with the center of the ellipse at the location X,Y
- UINT	X
X Coordinate for the center of the circle
- UINT	Y
Y coordinate for the center of the circle
- UINT	XRadius
Radius of the circle on the X axis specified in pixels
- UINT	YRadius
Radius of the circle on the Y axis specified in pixels
- BYTE	Transparent
0=Fill inside circle using background colour / 1=Draw outer circle only
- BYTE	Solid
0=Use Transparent Setting / 1=Fill with foreground colour
- VOID	Return

	Plot
Sets a pixel with the current foreground colour at pixel location X, Y.
- UINT	X1
- UINT	Y1
- VOID	Return

	DisplayControl
Controls the operation, contrast and backlight on the display
- BYTE	Backlight
0=Backlight Off, 1=Backlight On (default)
- BYTE	Display
0=Display off, 1=Display on (default)
- BYTE	Contrast
Contrast Range 1 - 15
- VOID	Return

	FastPlot
Sets a pixel with the current foreground colour at current pixel location. Not compatible with orientations other than 0.
- VOID	Return

	G4D_EnableTouchscreenPicaso
Enables the touchscreen interface if available.
- BYTE	Return

	G4D_DisplayVideoFromCard
Attempts to display a sequence of images from the micro SD card at the specified address location on the card. The images are printed at location starting from X, Y and ranging to Width, Height.
- UINT	X
- UINT	Y
- UINT	Width
- UINT	Height
- BYTE	ColourMode
Specifes the colour depth setting - 0 = 8-bit colour, 1 = 16-bit colour.
- BYTE	Delay
Specifies the number of milliseconds to wait in between displaying each image.
- UINT	Frames
Specifies the number of frames to display.
- BYTE	AddH
- BYTE	AddM
- BYTE	AddL
- BYTE	Return

	G4D_SetVolumePicaso
Sets the playback volume.
- BYTE	Volume
Range 8-127, 8 = Minimum Volume Level / 127 = Maximum Volume Level
- BYTE	Return

	SetDisplayOrientation
Controls the way data is printed out on the display allowing multiple different viewing orientations. Default is 0.
- BYTE	Orientation
0=Default, 1=90°CW, 2=180°CW, 3=270°CW
- VOID	Return

	BPlot
Sets a pixel with the current background colour at pixel location X, Y.
- UINT	X1
- UINT	Y1
- VOID	Return

	Window
- UINT	X1
- UINT	Y1
- UINT	X2
- UINT	Y2
- VOID	Return

	Print
This macro prints a string of characters to the Graphical LCD.
- STRING	Str
String of characters to send to the display.
- UINT	X1
X pixel coordinate to set the output string position.
- UINT	Y1
Y pixel coordinate to set the output string position.
- BYTE	Font
Size of the font - 0 = Normal, 1 = Double Width, 2 = Double Width and Height, 3 = Double Height
- BYTE	Transparent
Specifies if the background of the text is drawn - 0 = Background colour is drawn, 1 = Background colour not drawn.
- VOID	Return

	G4D_DumpScreenToCard
Copies a section of the display to the micro SD card starting from X, Y and ranging to Width, Height. The address parameters assign where on the card to store the data.
- UINT	X
- UINT	Y
- UINT	Width
- UINT	Height
- BYTE	AddH
- BYTE	AddM
- BYTE	AddL
- BYTE	Return

	G4D_SetVGADisplaySizePicaso
Specifies the VGA display size in pixels. Size = 0 - 320 x 240 Resolution. Size = 1 - 640 x 480 Resolution. Size = 2 - 800 x 480 Resolution. Size = 3 - Custom Resolution
- BYTE	Size
- BYTE	Return

	G4D_IsAudioPlayingPicaso
Checks to see if an audio file is currently playing. Returns 0 is no audio is currently playing. Returns 1 if there is audio playing.
- BYTE	Return

	ClearDisplay
This macro clears the display of any previous output by overwriting the entire display with the background colour.
- VOID	Return

	SetBackgroundColour
Specifies the colour of the background by creating a mixture of red, green and blue.
- BYTE	Red
0 - 255 where 0 = no red and 255 = maximum red
- BYTE	Green
0 - 255 where 0 = no green and 255 = maximum green
- BYTE	Blue
0 - 255 where 0 = no blue and 255 = maximum blue
- VOID	Return

	DrawCircle
Draws a circle object on the display with the center of the circle at the location X,Y
- UINT	X
X Coordinate for the center of the circle
- UINT	Y
Y coordinate for the center of the circle
- UINT	Radius
Radius of the circle specified in pixels
- BYTE	Transparent
0=Fill inside circle using background colour / 1=Draw outer circle only
- BYTE	Solid
0=Use Transparent Setting / 1=Fill with foreground colour
- VOID	Return

	G4D_DisplayImageFromCard
Attempts to print an image from the micro SD card at the specified address location on the card. The image is printed at location starting from X, Y and ranging to Width, Height.
- UINT	X
- UINT	Y
- UINT	Handle
- BYTE	Return

	SetForegroundColour
Specifies the colour of the foreground by creating a mixture of red, green and blue.
- BYTE	Red
0 - 255 where 0 = no red and 255 = maximum red
- BYTE	Green
0 - 255 where 0 = no green and 255 = maximum green
- BYTE	Blue
0 - 255 where 0 = no blue and 255 = maximum blue
- VOID	Return

	G4D_SetTouchRegionPicaso
Specifies the area of the screen which will respond to touchscreen inputs.
- UINT	X1
- UINT	Y1
- UINT	X2
- UINT	Y2
- BYTE	Return

	G4D_PlayAudioFromFilePicaso
Attempts to stream an audio wav file from the micro SD card using the specified filename.
- BYTE	Play_Option
Play_Option = 0 - Return when playing complete / 1 - Return immediatley / 2 - Stop Playback / 3 - Pause Playback / 4 - Resume Playback
- STRING	Filename
- BYTE	Return

	DrawRectangle
Draws a rectangle with the current foreground colour from pixel loaction X1, Y1 to pixel location X2, Y2
- UINT	X1
- UINT	Y1
- UINT	X2
- UINT	Y2
- BYTE	Transparent
Chooses the transparency of the box - 0 = Box contains background colour, 1 = Box contains previous pixel data.
- BYTE	Solid
Chooses to fill the box with colour - 0 = Box contains transparency data, 1 = Box contains foreground colour.
- VOID	Return

	Initialise
The Init macro must be called once to initialise the Graphical LCD display before any other Graphical LCD component macros are called.
- VOID	Return

	ClearDisplay
This macro clears the display of any previous output by overwriting the entire display with the background colour.
- VOID	Return

	SetBackgroundColour
Specifies the colour of the background by creating a mixture of red, green and blue.
- BYTE	PixelColour
0=White, 1=Black
- VOID	Return

	DrawCircle
Draws a circle object on the display with the center of the circle at the location X,Y
- UINT	X
X Coordinate for the center of the circle
- UINT	Y
Y coordinate for the center of the circle
- UINT	Radius
Radius of the circle specified in pixels
- BYTE	Transparent
0=Fill inside circle using background colour / 1=Draw outer circle only
- BYTE	Solid
0=Use Transparent Setting / 1=Fill with foreground colour
- VOID	Return

	SetForegroundColour
Specifies the colour of the foreground by creating a mixture of red, green and blue.
- BYTE	PixelColour
0=White, 1=Black
- VOID	Return

	DrawRectangle
Draws a rectangle with the current foreground colour from pixel loaction X1, Y1 to pixel location X2, Y2
- UINT	X1
- UINT	Y1
- UINT	X2
- UINT	Y2
- BYTE	Transparent
Chooses the transparency of the box - 0 = Box contains background colour, 1 = Box contains previous pixel data.
- BYTE	Solid
Chooses to fill the box with colour - 0 = Box contains transparency data, 1 = Box contains foreground colour.
- VOID	Return

	Initialise
The Init macro must be called once to initialise the Graphical LCD display before any other Graphical LCD component macros are called.
- VOID	Return

	Initialise
Resets and initialises the Internet E-Block. It sets up the gateway address, subnet mask, device IP address and device MAC address as defined in the properties of the Flowcode component. This macro must be called before any other TCP_IP component macros
- VOID	Return

	Initialise
Resets and initialises the Internet E-Block. It sets up the gateway address, subnet mask, device IP address and device MAC address as defined in the properties of the Flowcode component. This macro must be called before any other TCP_IP component macros
- VOID	Return

	Initialise
Resets and initialises the Internet E-Block. It sets up the gateway address, subnet mask, device IP address and device MAC address as defined in the properties of the Flowcode component. This macro must be called before any other TCP_IP component macros
- VOID	Return

	MODPMSHAPE
Sets PM waveform shape to; 0 = SINE, 1 = SQUARE, 2 = RAMPUP, 3 = RAMPDN, 4 = TRIANG, 5 = NOISE, 6 = DC, 7 = SINC, 8 = EXPRISE, 9 = LOGRISE, 10 = ARB1, 11 = ARB2, 12 = ARB3, 13= ARB4.
- BYTE	Shape
Sets PM waveform shape (1 = SINE, 2 = SQUARE, 3 = RAMPUP, 4 = RAMPDN, 5 = TRIANG, 6 = NOISE, 7 = DC, 8 = SINC, 9 = EXPRISE, 10 = LOGRISE, 11 = ARB1, 12 = ARB2, 13 = ARB3, 14= ARB4).
- VOID	Return

	ARB4
Loads the binary-data to an existing arbitrary waveform memory location ARB4.
- BYTE	Waveform
- VOID	Return

	CLKSRRet
Returns the clock source <INT> or <EXT>.
[[File:]] -	Return

	MODPMDEV
Sets PM waveform deviation to <nrf> degrees. (Lower limit: -360° - Upper limit: 360°).
[[File:]] -	Degrees
Sets PM waveform deviation in degrees (-360 - 360).
- VOID	Return

	MSTLOCK
Sends signal to SLAVE generator to get synchronised
- VOID	Return

	HILVL
Sets the amplitude-high-level to <nrf> Volts. (Lower limit: -0.490 V - Upper limit: 5.000 V).
[[File:]] -	HighLevel
Sets the amplitude-high-level in Volts(V) (-0.490 V - 5.000 V).
- VOID	Return

	ARB3
Loads the binary-data to an existing arbitrary waveform memory location ARB3.
- UINT	Waveform
- VOID	Return

	WAVE
Sets the waveform type. 0 = SINE, 1 = SQUARE, 2 = RAMP, 3 = TRIANG, 4 = PULSE, 5 = NOISE, 6 = ARB
- BYTE	WaveType
0 = SINE, 1 = SQUARE, 2 = RAMP, 3 = TRIANG, 4 = PULSE, 5 = NOISE, 6 = ARB.
- VOID	Return

	CALADJ
Adjust the selected calibration value by <nrf> (Lower limit: -100 - Upper limit: 100).
[[File:]] -	Calibrate
Adjust the selected calibration value (-100 - 100).
- VOID	Return

	STBRet
Returns the value of the Status Byte Register in <nr1> numeric format.
- BYTE	Return

	ARB2
Loads the binary-data to an existing arbitrary waveform memory location ARB2.
- UINT	Waveform
- VOID	Return

	EERRet
Query and clear execution error number register.
- STRING	Return

	MODFMSRC
Sets FM waveform source to; 0 INT, 1 = EXT.
[[File:]] -	Source
Sets FM waveform source (0 = INT, 1 = EXT).
- VOID	Return

	MODAMFREQ
Sets AM waveform frequency to <nrf> Hz. (Lower limit: 1uHz - Upper limit: 20kHz).
[[File:]] -	Frequency
Sets AM waveform frequency in Hertz(Hz) (1uHz - 20kHz).
- VOID	Return

	ESE
Sets the Standard Event Status Enable Register to the value of <nrf>.
- BYTE	Value
Value of register 0-255
- VOID	Return

	ARB1
Loads the binary-data to an existing arbitrary waveform memory location ARB1.
- UINT	Waveform
16 Bit binary number for arbitrary waveform.
- VOID	Return

	ARB4DEFRet
Returns user specified waveform name, waveform pint interpolation state and waveform length of ARB4.
- STRING	Return

	CLS
Clears status byte register of the interface.
- VOID	Return

	MSTRELOCK
Resynchronises the two generators in MASTER-SLAVE mode.
- VOID	Return

	NOISLVL
Sets the output noise level to <nr1> %. (Lower limit: 0% - Upper limit: 50%)
- BYTE	Percent
Sets the output noise level in percent. (0 - 50)
- VOID	Return

	LOCKMODE
Sets the synchronising mode to; 0 = MASTER, 1 = SLAVE, 2 = INDEP.
- BYTE	Mode
Sets the synchronising mode (0 = MASTER, 1 = SLAVE, 2 = INDEP).
- VOID	Return

	ADDRESSRet
Returns the instruments address
[[File:]] -	Return

	MODPMSRC
Sets PM waveform source to; 0 INT, 1 = EXT.
[[File:]] -	Source
Sets PM waveform source (0 = INT, 1 = EXT).
- VOID	Return

	MODPWMSRC
Sets PWM waveform source to; 0 = INT, 1 = EXT.
[[File:]] -	Source
Sets PWM waveform source (0 = INT, 1 = EXT).
- VOID	Return

	MOD
Sets modulation to; 0 = OFF, 1 = AM, 2 = FM, 3 = PM, 4 = FSK, 5 = PWM.
- BYTE	Modulation
Sets modulation (0 = OFF, 1 = AM, 2 = FM, 3 = PM, 4 = FSK, 5 = PWM).
- VOID	Return

	ISTRet
Returns IST local message as defined by IEEE Std. 488.2. The syntax of the response is 0<rmt>, if the local message is false, or 1<rmt>, if the local message is true.
[[File:]] -	Return

	LRNRet
Returns the complete setup of the instrument as a binary data block
[[File:]] -	Return

	OPCRet
Query Operation Complete status. The response is always 1<rmt> and will be available immediately the command is executed because all commands are sequential.
[[File:]] -	Return

	SWPTYPE
Sets the sweep type to; 0 = LINUP, 1 = LINDN, 2 = LINUPDN, 3 = LINDNUP, 4 = LOGUP, 5 = LOGDN, 6 = LOGUPDN, 7 = LOGDNUP.
- BYTE	Type
Set the sweep type (0 = LINUP, 1 = LINDN, 2 = LINUPDN, 3 = LINDNUP, 4 = LOGUP, 5 = LOGDN, 6 = LOGUPDN, 7 = LOGDNUP).
- VOID	Return

	PULSRANGE
Sets PWM waveform source to <1>, <2> or <3>; 1 = 1, 2 = 2, 3 = 3.
- BYTE	Range
Sets the pulse rise and fall range. (1, 2 or 3)
- VOID	Return

	TSTRet
The generator has no self test capability and the response is always 0 <rmt>.
[[File:]] -	Return

	BSTTRGPOL
Sets the burst trigger slope to; 0 = POS, 1 = NEG.
[[File:]] -	Slope
Set the burst trigger slope (0 = POS, 1 = NEG).
- VOID	Return

	ARB3Ret
Returns the binary-data from an existing abbitrary wavefrom memory location.
- UINT	Return

	BSTPHASE
Sets the burst phase to <nrf> degrees. (Lower limit: -360 - Upper limit: 360)
[[File:]] -	Degrees
Sets the burst phase in degrees (-360 - 360)
- VOID	Return

	IDNRet
Returns the instrument identification. The IDN is saved to the variable passed from the function 'ReturnIDN'. The return parameter is TRUE when the IDN is successfully returned.
- STRING	ReturnIDN
- STRING	Return

	SWPTRGPER
Sets the sweep trigger period to <nrf> seconds
[[File:]] -	Seconds
Set the sweep trigger period in seconds.
- VOID	Return

	PULSDLY
Sets the waveform delay to <nrf> sec
[[File:]] -	Sec
- VOID	Return

	Initialise
Opens the COM port ready for communications.
- VOID	Return

Property reference

	Properties
	Pixel Height
Heigt of gLCD canvas measured in pixels.
	Pixel Width
Width of gLCD canvas measured in pixels.
	Monochrome
Specifies if the display is capable of colour or monochrome only.
	Foreground Color
Specifies the initial foreground color.
	Background Colour
Specifies the initial background color.
	Colour Bit Depth
Total color bit depth for the display.
	Red Bit Depth
Specifies the red bit depth for the display.
	Green Bit Depth
Specifies the green bit depth for the display.
	Blue Bit Depth
Specifies the blue bit depth for the display.
	Display Method
Chooses which method to use when drawing to the gLCD component The bitmap is the more common mode but may run slowly on some machines. The point cloud should run faster but may use more memory.
	Scope Traces
Selects if the scope traces are automatically added to the data recorder window or not. Simulation - draws an approximation of the UART data onto the scope trace. ICT - sets up the scope trace for incoming data and adds UART packet decoding at the correct BAUD.
	Console Data
Selects if the console data is automatically generated or not
	Console Columns
Number of characters that can be displayed on a single line of the console.
	Data Source
Simulation data source used to allow the component to connect to various remote devices Nothing - Simulation data is ignored COM port - Routes the communication data to and from a physical or virtual COM port Injector - Routes the communication data via a data injector component on the Panel.
	Connections
	Channel
UART Channel selector Software channels are bit banged using generic I/O pins but are not as reliable as hardware channels. Hardware channels use the selected peripheral on-board the target microcontroller.
	TX
Pin to be used for Transmit data
	RX
Pin to be used for Receive data
	Reset Pin
I/O pin connected to the reset signal on the gLCD
	High Speed
Determines if the baud rate is automaticaly switched from 9600 baud on initialise to 57600 baud. Only available in hardware mode.
	Baud Options
Baud rate option selector
	Baud Rate
	Simulations