Difference between revisions of "Component: Touch Screen (XPT2046) (Graphical Library)"
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==Component Source Code== | ==Component Source Code== | ||
− | Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/ | + | Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx] |
− | Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/ | + | Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx] |
==Detailed description== | ==Detailed description== | ||
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Example using the XPT2046 touchscreen driver IC with a 7" TFT Display using the SSD1963 Graphical LCD Controller. | Example using the XPT2046 touchscreen driver IC with a 7" TFT Display using the SSD1963 Graphical LCD Controller. | ||
{{Fcfile|GLCD7_Touch.fcfx|GLCD 7 Touch}} | {{Fcfile|GLCD7_Touch.fcfx|GLCD 7 Touch}} | ||
+ | |||
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==Macro reference== | ==Macro reference== | ||
− | === | + | ===Initialise=== |
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise''' |
|- | |- | ||
− | | colspan="2" | | + | | colspan="2" | Activates the SPI peripheral and claims control over the I/O pins. |
|- | |- | ||
|- | |- | ||
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | + | | 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'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
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− | === | + | ===SampleSensor=== |
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''SampleSensor''' |
|- | |- | ||
− | | colspan="2" | | + | | colspan="2" | Reads the touch controller and returns true if there is currently a touch in progress. The touch coordinates can be read using the ReadCoord macro. Return 0 = No Touch, 1 = Touch in progress |
|- | |- | ||
|- | |- | ||
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE |
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} |
Revision as of 12:03, 3 February 2023
Author | Matrix Ltd |
Version | 2.0 |
Category | Graphical Library |
Contents
Touch Screen (XPT2046) component
Low level routines for controlling or interacting with the XPT2046 touch screen controller IC found on a lot of common low cost resistive touch screen products.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_temp/TouchScreen_XPT2046.fcfx
Detailed description
No detailed description exists yet for this component
Examples
Example using the XPT2046 touchscreen driver IC with a 4.3" TFT Display using the SSD1963 Graphical LCD Controller. GLCD 4.3 Touch Example using the XPT2046 touchscreen driver IC with a 7" TFT Display using the SSD1963 Graphical LCD Controller. GLCD 7 Touch
Macro reference
Initialise
Initialise | |
Activates the SPI peripheral and claims control over the I/O pins. | |
- VOID | Return |
ReadCoord
ReadCoord | |
Reads a coordinate returned from the Sample Sensor macro. Coordinate is scaled to the X/Y Pixel bounds specified. | |
- BYTE | Coordinate |
0 = X, 1 = Y, 2 = Pressure | |
- UINT | Return |
SampleSensor