Difference between revisions of "Component: LCD (BL0169) (E-blocks 2)"

Latest revision as of 08:58, 9 June 2025

Author	Matrix TSL
Version	1.0
Category	E-blocks 2

LCD component

LCD component to drive the E-blocks 2 BL0169 LCD board. Provides a 4 x 20 character alphanumeric display.

Version information

Library Version, Component Version, Date, Author, Info

Detailed description

No detailed description exists yet for this component

Examples

Example showing the basic function of BL0169 E-blocks 2 alphanumeric Display.

BL0169 LCD Demo

Macro reference

Clear

	Clear
Clears the entire contents of the display.
- VOID	Return

ClearLine

	ClearLine
Clears a single line on the display and then moves the cursor to the start of the line to allow you to start populating the line with data.
- BYTE	Line
The line to clear, zero being the first (top) line of the display
- VOID	Return

Cursor

	Cursor
Moves the cursor on the LCD Display
- BYTE	x
Set the cursor position in the X plane, 0 is the left most cell
- BYTE	y
Set the cursor position in the Y plane, 0 is the top most cell
- VOID	Return

PrintAscii

	PrintAscii
Takes the ascii value for a character and prints the character
- BYTE	character
Holds an ascii value.
- VOID	Return

PrintFloat

	PrintFloat
Print a Float number rounded up to a specified amount of decimal places.
- FLOAT	Number
Enter the number or variable to print to the LCD
- BYTE	DecimalPlaces
Enter how many decimal places to round up to (1 - 6)
- VOID	Return

PrintFormattedNumber

	PrintFormattedNumber
Will allow you to print a number up to 32-bits with signed or unsigned formatting. Signed = -2147483648 to 2147483647 Unsigned = 0 to 4294967295
- ULONG	Number
Enter the number or variable to print to the LCD
- BOOL	Format
0=Signed, 1=Unsigned
- VOID	Return

PrintNumber

	PrintNumber
Based on v5 macro, will allow you to print a number. This is limited to a signed-INT, -32768 to 32767
- INT	Number
Enter the number or variable to print to the LCD
- VOID	Return

PrintString

	PrintString
Breaks down a string of text and sends it to the LCD via the private RawSend(byte, mask) macro
- STRING	Text
Enter the text or variable to print to the LCD
- VOID	Return

RAMWrite

	RAMWrite
Modifies the internal memory of the LCD to allow for up to 8 customised characters to be created and stored in the device memory
- BYTE	Index
Values 0 to 7
- BYTE	d0

- BYTE	d1

- BYTE	d2

- BYTE	d3

- BYTE	d4

- BYTE	d5

- BYTE	d6

- BYTE	d7

- VOID	Return

RawSend

	RawSend
Sends data to the LCD display
- BYTE	data
The data byte to send to the LCD
- BOOL	type
A boolean to indicate command type: true to write data, false to write a command
- VOID	Return

RemapCharacter

	RemapCharacter
Assigns a remap character allowing the PrintString function to automatically swap between pre-defined characters. The characters can be custom (in the range 0-9) or can point to an existing character in the LCD character map.
- BYTE	RemapIdx
Remap Index, Range: 0 to (Remap Characters - 1)
- BYTE	SearchCharacter
Character to look for a replace
- BYTE	ReplacementCharacter
New character value to use in place of the search character.
- VOID	Return

Start

	Start
Startup routine required by the hardware device. Automatically clears the display after initialising.
- VOID	Return

Property reference

	Properties
	Data 0 (11 / 7)
Data pin 0 - Connects to Data 4 on the hardware in 4-bit mode or Data 0 in 8-bit mode
	Data 1 (12 / 8)
Data pin 1 - Connects to Data 5 on the hardware in 4-bit mode or Data 1 in 8-bit mode
	Data 2 (13 / 9)
Data pin 2 - Connects to Data 6 on the hardware in 4-bit mode or Data 2 in 8-bit mode
	Data 3 (14 / 10)
Data pin 3 - Connects to Data 7 on the hardware in 4-bit mode or Data 3 in 8-bit mode
	Register Select (4)
Register Select Pin - Informs the display if a command or data is about to be sent.
	Enable (6)
Enable pin - Used to synchronise data writes to the display
	Simulation
	Component Label

	User Label Text
Text to display
	Component Label Scale
The label scale can be change if the amout of text is too wide for the display
	Text Colour
Colour of the font characters drawn on the display
	Text Background
Colour surrounding the font characters drawn on the display
	Display Background
Colour of the background of the display

Component Source Code

Please click here to download the component source project: FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx

@@ Line 15: / Line 15: @@
 LCD component to drive the E-blocks 2 BL0169 LCD board. Provides a 4 x 20 character alphanumeric display.
-==Component Source Code==
+==Version information==
-Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_temp/EBlocks2_LCD_BL0169.fcfx FC_Comp_Source_temp/EBlocks2_LCD_BL0169.fcfx]
+ Library Version, Component Version, Date, Author, Info
-Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_temp/EBlocks2_LCD_BL0169.fcfx FC_Comp_Source_temp/EBlocks2_LCD_BL0169.fcfx]
 ==Detailed description==
@@ Line 37: / Line 36: @@
 ==Examples==
+Example showing the basic function of BL0169 E-blocks 2 alphanumeric Display.
+{{Fcfile|BL0169LCDDemo.fcfx|BL0169 LCD Demo}}
-''<span style="color:red;">No additional examples</span>''
 ==Macro reference==
@@ Line 88: / Line 69: @@
 |-
 | colspan="2" | The line to clear, zero being the first (top) line of the display&nbsp;
-|-
-| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
-| width="90%" style="border-top: 2px solid #000;" | ''Return''
-|}
-===Command===
-{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
-|-
-| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
-| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Command'''
-|-
-| colspan="2" | Use this method/macro to send a specific command to the LCD. Refer to the Matrix Multimedia EB006 datasheet for a list of supported instructions. For Non-Matrix LCD's refer to the manufacturers datasheet.&nbsp;
-|-
-|-
-| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
-| width="90%" | instruction
-|-
-| colspan="2" | Send a defined command to the LCD Screen. See datasheet for supported commands.&nbsp;
 |-
 | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
@@ Line 348: / Line 310: @@
 |-
 | colspan="2" | New character value to use in place of the search character.&nbsp;
-|-
-| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
-| width="90%" style="border-top: 2px solid #000;" | ''Return''
-|}
-===ScrollDisplay===
-{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
-|-
-| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
-| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ScrollDisplay'''
-|-
-| colspan="2" | Scrolls the display left or right by a number of given positions.&nbsp;
-|-
-|-
-| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
-| width="90%" | Position
-|-
-| colspan="2" | Holds the number of positions to shift the display&nbsp;
-|-
-| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
-| width="90%" | Direction
-|-
-| colspan="2" | 0 = left, 1 = right&nbsp;
 |-
 | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
@@ Line 464: / Line 402: @@
 | colspan="2" | Colour of the background of the display&nbsp;
 |}
+==Component Source Code==
+Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx]
+Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx FC_Comp_Source_EBlocks2_LCD_BL0169.fcfx]