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pagetitle: Release Notes for STMPE811 Component Driver
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# **Release Notes for STMPE811 Component Driver**
Copyright &copy; 2014 STMicroelectronics\

[![ST logo](_htmresc/st_logo.png)](https://www.st.com){.logo}
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# License

This software component is licensed by ST under BSD 3-Clause license, the "License"; You may not use this component except in
compliance with the License. You may obtain a copy of the License at:
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[https://opensource.org/licenses/BSD-3-Clause](https://opensource.org/licenses/BSD-3-Clause)
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# Purpose

This driver provides a set of functions needed to drive STMPE811, IOExpander component

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# Update History

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<label for="collapse-section6" aria-hidden="true">V3.0.0 / 23-November-2019</label>
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## Main Changes

-	First Official release of component drivers for STMPE811 in line with STM32Cube BSP drivers development guidelines (UM2298)
-	The component drivers are composed of
	-	component core drivers files: stmpe811.h/.c
	-	component register drivers files: stmpe811_reg.h/.c	
	-	component configuration file: stmpe811_conf_template.h
	
## Backward Compatibility

-	This version breaks the compatibility with previous versions

## Dependencies

-	This software release is compatible with BSP Common V6.0.0 or above

## Notes

-	stmpe811_conf_template.h file must be copied in user application as stmpe811_conf.h with optional configuration update 

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<label for="collapse-section5" aria-hidden="true">V2.0.1 / 05-June-2017</label>
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## Main Changes

-	Update comments to be used for PDSC generation

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<label for="collapse-section4" aria-hidden="true">V2.0.0 / 15-December-2014</label>
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## Main Changes

-	All functions:
	-	update IO_Pin parameter to uint32_t instead of uint16_t
-	Add a return value for STMPE811_IO_Config() function

## Backward Compatibility

-	This version breaks the compatibility with previous versions

## Dependencies

-	This software release is compatible with BSP Common V2.0.0

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<label for="collapse-section3" aria-hidden="true">V1.0.2 / 02-December-2014</label>
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## Main Changes

-	st7735.h: change "\" by "/" in the include path to fix compilation issues under Linux.

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<label for="collapse-section2" aria-hidden="true">V1.0.1 / 11-November-2014</label>
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## Main Changes

-	Fix limitation related to the selection of alternate function for TS physical IO
-	Fix wrong pins definition of the TS
-	Swap implementation of STMPE811_IO_EnableAF() and STMPE811_IO_DisableAF() functions
-	Miscellaneous code cleanup of comments update

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<label for="collapse-section1" aria-hidden="true">V1.0.0 / 18-February-2014</label>
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## Main Changes

-	First official release of **STMPE811** IOExpander  driver

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