Guy Maor / BSP_DISCO_F429ZI_FORK

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Fork of BSP_DISCO_F429ZI by ST

Embed: (wiki syntax)

« Back to documentation index

STMPE811_Private_Functions
Functions

STMPE811_Private_Functions
[STMPE811_Private_Types_Definitions]

Functions

void stmpe811_Init (uint16_t DeviceAddr)
 Initialize the stmpe811 and configure the needed hardware resources.
void stmpe811_Reset (uint16_t DeviceAddr)
 Reset the stmpe811 by Software.
uint16_t stmpe811_ReadID (uint16_t DeviceAddr)
 Read the stmpe811 IO Expander device ID.
void stmpe811_EnableGlobalIT (uint16_t DeviceAddr)
 Enable the Global interrupt.
void stmpe811_DisableGlobalIT (uint16_t DeviceAddr)
 Disable the Global interrupt.
void stmpe811_EnableITSource (uint16_t DeviceAddr, uint8_t Source)
 Enable the interrupt mode for the selected IT source.
void stmpe811_DisableITSource (uint16_t DeviceAddr, uint8_t Source)
 Disable the interrupt mode for the selected IT source.
void stmpe811_SetITPolarity (uint16_t DeviceAddr, uint8_t Polarity)
 Set the global interrupt Polarity.
void stmpe811_SetITType (uint16_t DeviceAddr, uint8_t Type)
 Set the global interrupt Type.
uint8_t stmpe811_GlobalITStatus (uint16_t DeviceAddr, uint8_t Source)
 Check the selected Global interrupt source pending bit.
uint8_t stmpe811_ReadGITStatus (uint16_t DeviceAddr, uint8_t Source)
 Return the Global interrupts status.
void stmpe811_ClearGlobalIT (uint16_t DeviceAddr, uint8_t Source)
 Clear the selected Global interrupt pending bit(s)
void stmpe811_IO_Start (uint16_t DeviceAddr, uint32_t IO_Pin)
 Start the IO functionality use and disable the AF for selected IO pin(s).
uint8_t stmpe811_IO_Config (uint16_t DeviceAddr, uint32_t IO_Pin, IO_ModeTypedef IO_Mode)
 Configures the IO pin(s) according to IO mode structure value.
void stmpe811_IO_InitPin (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t Direction)
 Initialize the selected IO pin direction.
void stmpe811_IO_DisableAF (uint16_t DeviceAddr, uint32_t IO_Pin)
 Disable the AF for the selected IO pin(s).
void stmpe811_IO_EnableAF (uint16_t DeviceAddr, uint32_t IO_Pin)
 Enable the AF for the selected IO pin(s).
void stmpe811_IO_SetEdgeMode (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t Edge)
 Configure the Edge for which a transition is detectable for the selected pin.
void stmpe811_IO_WritePin (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t PinState)
 Write a new IO pin state.
uint32_t stmpe811_IO_ReadPin (uint16_t DeviceAddr, uint32_t IO_Pin)
 Return the state of the selected IO pin(s).
void stmpe811_IO_EnableIT (uint16_t DeviceAddr)
 Enable the global IO interrupt source.
void stmpe811_IO_DisableIT (uint16_t DeviceAddr)
 Disable the global IO interrupt source.
void stmpe811_IO_EnablePinIT (uint16_t DeviceAddr, uint32_t IO_Pin)
 Enable interrupt mode for the selected IO pin(s).
void stmpe811_IO_DisablePinIT (uint16_t DeviceAddr, uint32_t IO_Pin)
 Disable interrupt mode for the selected IO pin(s).
uint32_t stmpe811_IO_ITStatus (uint16_t DeviceAddr, uint32_t IO_Pin)
 Check the status of the selected IO interrupt pending bit.
void stmpe811_IO_ClearIT (uint16_t DeviceAddr, uint32_t IO_Pin)
 Clear the selected IO interrupt pending bit(s).
void stmpe811_TS_Start (uint16_t DeviceAddr)
 Configures the touch Screen Controller (Single point detection)
uint8_t stmpe811_TS_DetectTouch (uint16_t DeviceAddr)
 Return if there is touch detected or not.
void stmpe811_TS_GetXY (uint16_t DeviceAddr, uint16_t *X, uint16_t *Y)
 Get the touch screen X and Y positions values.
void stmpe811_TS_EnableIT (uint16_t DeviceAddr)
 Configure the selected source to generate a global interrupt or not.
void stmpe811_TS_DisableIT (uint16_t DeviceAddr)
 Configure the selected source to generate a global interrupt or not.
uint8_t stmpe811_TS_ITStatus (uint16_t DeviceAddr)
 Configure the selected source to generate a global interrupt or not.
void stmpe811_TS_ClearIT (uint16_t DeviceAddr)
 Configure the selected source to generate a global interrupt or not.
static uint8_t stmpe811_GetInstance (uint16_t DeviceAddr)
 Check if the device instance of the selected address is already registered and return its index.

Function Documentation

void stmpe811_ClearGlobalIT ( uint16_t  DeviceAddr,
uint8_t  Source 
)

Clear the selected Global interrupt pending bit(s)

Parameters:
DeviceAddr,:Device address on communication Bus.
Source,:the Global interrupt source to be cleared, could be any combination of the following values:

  • STMPE811_GIT_IO: IO interrupt
  • STMPE811_GIT_ADC : ADC interrupt
  • STMPE811_GIT_FE : Touch Screen Controller FIFO Error interrupt
  • STMPE811_GIT_FF : Touch Screen Controller FIFO Full interrupt
  • STMPE811_GIT_FOV : Touch Screen Controller FIFO Overrun interrupt
  • STMPE811_GIT_FTH : Touch Screen Controller FIFO Threshold interrupt
  • STMPE811_GIT_TOUCH : Touch Screen Controller Touch Detected interrupt
Return values:
None

Definition at line 391 of file stmpe811.c.

void stmpe811_DisableGlobalIT ( uint16_t  DeviceAddr )

Disable the Global interrupt.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 218 of file stmpe811.c.

void stmpe811_DisableITSource ( uint16_t  DeviceAddr,
uint8_t  Source 
)

Disable the interrupt mode for the selected IT source.

Parameters:
DeviceAddr,:Device address on communication Bus.
Source,:The interrupt source to be configured, could be:

  • STMPE811_GIT_IO: IO interrupt
  • STMPE811_GIT_ADC : ADC interrupt
  • STMPE811_GIT_FE : Touch Screen Controller FIFO Error interrupt
  • STMPE811_GIT_FF : Touch Screen Controller FIFO Full interrupt
  • STMPE811_GIT_FOV : Touch Screen Controller FIFO Overrun interrupt
  • STMPE811_GIT_FTH : Touch Screen Controller FIFO Threshold interrupt
  • STMPE811_GIT_TOUCH : Touch Screen Controller Touch Detected interrupt
Return values:
None

Definition at line 273 of file stmpe811.c.

void stmpe811_EnableGlobalIT ( uint16_t  DeviceAddr )

Enable the Global interrupt.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 199 of file stmpe811.c.

void stmpe811_EnableITSource ( uint16_t  DeviceAddr,
uint8_t  Source 
)

Enable the interrupt mode for the selected IT source.

Parameters:
DeviceAddr,:Device address on communication Bus.
Source,:The interrupt source to be configured, could be:

  • STMPE811_GIT_IO: IO interrupt
  • STMPE811_GIT_ADC : ADC interrupt
  • STMPE811_GIT_FE : Touch Screen Controller FIFO Error interrupt
  • STMPE811_GIT_FF : Touch Screen Controller FIFO Full interrupt
  • STMPE811_GIT_FOV : Touch Screen Controller FIFO Overrun interrupt
  • STMPE811_GIT_FTH : Touch Screen Controller FIFO Threshold interrupt
  • STMPE811_GIT_TOUCH : Touch Screen Controller Touch Detected interrupt
Return values:
None

Definition at line 246 of file stmpe811.c.

static uint8_t stmpe811_GetInstance ( uint16_t  DeviceAddr ) [static]

Check if the device instance of the selected address is already registered and return its index.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
Indexof the device instance if registered, 0xFF if not.

Definition at line 945 of file stmpe811.c.

uint8_t stmpe811_GlobalITStatus ( uint16_t  DeviceAddr,
uint8_t  Source 
)

Check the selected Global interrupt source pending bit.

Parameters:
DeviceAddr,:Device address on communication Bus.
Source,:the Global interrupt source to be checked, could be:

  • STMPE811_GIT_IO: IO interrupt
  • STMPE811_GIT_ADC : ADC interrupt
  • STMPE811_GIT_FE : Touch Screen Controller FIFO Error interrupt
  • STMPE811_GIT_FF : Touch Screen Controller FIFO Full interrupt
  • STMPE811_GIT_FOV : Touch Screen Controller FIFO Overrun interrupt
  • STMPE811_GIT_FTH : Touch Screen Controller FIFO Threshold interrupt
  • STMPE811_GIT_TOUCH : Touch Screen Controller Touch Detected interrupt
Return values:
Thechecked Global interrupt source status.

Definition at line 352 of file stmpe811.c.

void stmpe811_Init ( uint16_t  DeviceAddr )

Initialize the stmpe811 and configure the needed hardware resources.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 131 of file stmpe811.c.

void stmpe811_IO_ClearIT ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Clear the selected IO interrupt pending bit(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:the IO interrupt to be cleared, could be:

  • STMPE811_PIN_x: Where x can be from 0 to 7.
Return values:
None

Definition at line 739 of file stmpe811.c.

uint8_t stmpe811_IO_Config ( uint16_t  DeviceAddr,
uint32_t  IO_Pin,
IO_ModeTypedef  IO_Mode 
)

Configures the IO pin(s) according to IO mode structure value.

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The output pin to be set or reset. This parameter can be one of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
IO_Mode,:The IO pin mode to configure, could be one of the following values:

  • IO_MODE_INPUT
  • IO_MODE_OUTPUT
  • IO_MODE_IT_RISING_EDGE
  • IO_MODE_IT_FALLING_EDGE
  • IO_MODE_IT_LOW_LEVEL
  • IO_MODE_IT_HIGH_LEVEL
Return values:
0if no error, IO_Mode if error

Definition at line 437 of file stmpe811.c.

void stmpe811_IO_DisableAF ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Disable the AF for the selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO pin to be configured. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: Where x can be from 0 to 7.
Return values:
None

Definition at line 529 of file stmpe811.c.

void stmpe811_IO_DisableIT ( uint16_t  DeviceAddr )

Disable the global IO interrupt source.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 666 of file stmpe811.c.

void stmpe811_IO_DisablePinIT ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Disable interrupt mode for the selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO interrupt to be disabled. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
Return values:
None

Definition at line 705 of file stmpe811.c.

void stmpe811_IO_EnableAF ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Enable the AF for the selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO pin to be configured. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: Where x can be from 0 to 7.
Return values:
None

Definition at line 552 of file stmpe811.c.

void stmpe811_IO_EnableIT ( uint16_t  DeviceAddr )

Enable the global IO interrupt source.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 650 of file stmpe811.c.

void stmpe811_IO_EnablePinIT ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Enable interrupt mode for the selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO interrupt to be enabled. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
Return values:
None

Definition at line 683 of file stmpe811.c.

void stmpe811_IO_InitPin ( uint16_t  DeviceAddr,
uint32_t  IO_Pin,
uint8_t  Direction 
)

Initialize the selected IO pin direction.

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO pin to be configured. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: Where x can be from 0 to 7.
Direction,:could be STMPE811_DIRECTION_IN or STMPE811_DIRECTION_OUT.
Return values:
None

Definition at line 500 of file stmpe811.c.

uint32_t stmpe811_IO_ITStatus ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Check the status of the selected IO interrupt pending bit.

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO interrupt to be checked could be:

  • STMPE811_PIN_x Where x can be from 0 to 7.
Return values:
Statusof the checked IO pin(s).

Definition at line 726 of file stmpe811.c.

uint32_t stmpe811_IO_ReadPin ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Return the state of the selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The output pin to be set or reset. This parameter can be one of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
Return values:
IOpin(s) state.

Definition at line 640 of file stmpe811.c.

void stmpe811_IO_SetEdgeMode ( uint16_t  DeviceAddr,
uint32_t  IO_Pin,
uint8_t  Edge 
)

Configure the Edge for which a transition is detectable for the selected pin.

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO pin to be configured. This parameter could be any combination of the following values:

  • STMPE811_PIN_x: Where x can be from 0 to 7.
Edge,:The edge which will be detected. This parameter can be one or a combination of following values: STMPE811_EDGE_FALLING and STMPE811_EDGE_RISING .
Return values:
None

Definition at line 577 of file stmpe811.c.

void stmpe811_IO_Start ( uint16_t  DeviceAddr,
uint32_t  IO_Pin 
)

Start the IO functionality use and disable the AF for selected IO pin(s).

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The IO pin(s) to put in AF. This parameter can be one of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
Return values:
None

Definition at line 405 of file stmpe811.c.

void stmpe811_IO_WritePin ( uint16_t  DeviceAddr,
uint32_t  IO_Pin,
uint8_t  PinState 
)

Write a new IO pin state.

Parameters:
DeviceAddr,:Device address on communication Bus.
IO_Pin,:The output pin to be set or reset. This parameter can be one of the following values:

  • STMPE811_PIN_x: where x can be from 0 to 7.
PinState,:The new IO pin state.
Return values:
None

Definition at line 617 of file stmpe811.c.

uint8_t stmpe811_ReadGITStatus ( uint16_t  DeviceAddr,
uint8_t  Source 
)

Return the Global interrupts status.

Parameters:
DeviceAddr,:Device address on communication Bus.
Source,:the Global interrupt source to be checked, could be:

  • STMPE811_GIT_IO: IO interrupt
  • STMPE811_GIT_ADC : ADC interrupt
  • STMPE811_GIT_FE : Touch Screen Controller FIFO Error interrupt
  • STMPE811_GIT_FF : Touch Screen Controller FIFO Full interrupt
  • STMPE811_GIT_FOV : Touch Screen Controller FIFO Overrun interrupt
  • STMPE811_GIT_FTH : Touch Screen Controller FIFO Threshold interrupt
  • STMPE811_GIT_TOUCH : Touch Screen Controller Touch Detected interrupt
Return values:
Thechecked Global interrupt source status.

Definition at line 371 of file stmpe811.c.

uint16_t stmpe811_ReadID ( uint16_t  DeviceAddr )

Read the stmpe811 IO Expander device ID.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
TheDevice ID (two bytes).

Definition at line 184 of file stmpe811.c.

void stmpe811_Reset ( uint16_t  DeviceAddr )

Reset the stmpe811 by Software.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 164 of file stmpe811.c.

void stmpe811_SetITPolarity ( uint16_t  DeviceAddr,
uint8_t  Polarity 
)

Set the global interrupt Polarity.

Parameters:
DeviceAddr,:Device address on communication Bus.
Polarity,:the IT mode polarity, could be one of the following values:

  • STMPE811_POLARITY_LOW: Interrupt line is active Low/Falling edge
  • STMPE811_POLARITY_HIGH: Interrupt line is active High/Rising edge
Return values:
None

Definition at line 295 of file stmpe811.c.

void stmpe811_SetITType ( uint16_t  DeviceAddr,
uint8_t  Type 
)

Set the global interrupt Type.

Parameters:
DeviceAddr,:Device address on communication Bus.
Type,:Interrupt line activity type, could be one of the following values:

  • STMPE811_TYPE_LEVEL: Interrupt line is active in level model
  • STMPE811_TYPE_EDGE: Interrupt line is active in edge model
Return values:
None

Definition at line 321 of file stmpe811.c.

void stmpe811_TS_ClearIT ( uint16_t  DeviceAddr )

Configure the selected source to generate a global interrupt or not.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 933 of file stmpe811.c.

uint8_t stmpe811_TS_DetectTouch ( uint16_t  DeviceAddr )

Return if there is touch detected or not.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
Touchdetected state.

Definition at line 837 of file stmpe811.c.

void stmpe811_TS_DisableIT ( uint16_t  DeviceAddr )

Configure the selected source to generate a global interrupt or not.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 908 of file stmpe811.c.

void stmpe811_TS_EnableIT ( uint16_t  DeviceAddr )

Configure the selected source to generate a global interrupt or not.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None

Definition at line 892 of file stmpe811.c.

void stmpe811_TS_GetXY ( uint16_t  DeviceAddr,
uint16_t *  X,
uint16_t *  Y 
)

Get the touch screen X and Y positions values.

Parameters:
DeviceAddr,:Device address on communication Bus.
X,:Pointer to X position value
Y,:Pointer to Y position value
Return values:
None.

Definition at line 869 of file stmpe811.c.

uint8_t stmpe811_TS_ITStatus ( uint16_t  DeviceAddr )

Configure the selected source to generate a global interrupt or not.

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
TSinterrupts status

Definition at line 922 of file stmpe811.c.

void stmpe811_TS_Start ( uint16_t  DeviceAddr )

Configures the touch Screen Controller (Single point detection)

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
None.

Definition at line 762 of file stmpe811.c.

Generated on Tue Jul 12 2022 19:08:45 by  doxygen 1.7.2