Functions

Collaboration diagram for Functions:

Functions
void	hal_gdc_MIPI_out (int cmd)
	Send command or data to MIPI Interface. More...
void	hal_gdc_MIPI_CFG_out (int cfg)
	Configure hal_gdc's serial interace. More...
int	hal_gdc_MIPI_in (void)
	Read data from MIPI interface. More...
unsigned	hal_gdc_MIPI_read (int cmd, int n_params)
	Read MIPI DBI Type-B parameters. More...
void	hal_gdc_MIPI_cmd (int cmd)
	Send DCS command to display over the physical interface. More...
void	hal_gdc_MIPI_cmd_params (int cmd, int n_params,...)
	Similar to hal_gdc_MIPI_cmd, with command parameters. More...
int	hal_gdc_MIPI_updateregion (int start_x, int start_y, int end_x, int end_y)
	Does Partial Update in MIPI. More...
void	hal_gdc_MIPI_enable (void)
	Convenience function. More...
void	hal_gdc_MIPI_disable (void)
	Convenience function. More...
void	hal_gdc_MIPI_set_pixel_format (int pixel_format)
	Set the display pixel format. More...
void	hal_gdc_MIPI_set_position (int minx, int miny, int maxx, int maxy)
	Set the frame position. More...
void	hal_gdc_MIPI_set_partial_mode (int minx, int miny, int maxx, int maxy)
	Set the display partial area and enter Partial Display Mode. More...
void	hal_gdc_MIPI_start_frame_transfer (void)
	Convenience function. More...

Detailed Description

Function Documentation

hal_gdc_MIPI_CFG_out()

void hal_gdc_MIPI_CFG_out

(

int

cfg

)

Configure hal_gdc's serial interace.

Parameters

[in]

cfg

configuration mode

hal_gdc_MIPI_cmd()

void hal_gdc_MIPI_cmd

(

int

cmd

)

Send DCS command to display over the physical interface.

Parameters

[in]

cmd

MIPI DCS command

hal_gdc_MIPI_cmd_params()

void hal_gdc_MIPI_cmd_params	(	int	cmd,
		int	n_params,
			...
	)

Similar to hal_gdc_MIPI_cmd, with command parameters.

Parameters

[in]	cmd	MIPI DCS command
[in]	n_params	Number of cmd parameters

hal_gdc_MIPI_disable()

void hal_gdc_MIPI_disable

(

void

)

Convenience function.

Sends display_off and enter_sleep_mode commands.

hal_gdc_MIPI_enable()

void hal_gdc_MIPI_enable

(

void

)

Convenience function.

Sends exit_sleep and display_on commands.

hal_gdc_MIPI_in()

int hal_gdc_MIPI_in

(

void

)

Read data from MIPI interface.

Returns

data form MIPI interface

hal_gdc_MIPI_out()

void hal_gdc_MIPI_out

(

int

cmd

)

Send command or data to MIPI Interface.

Parameters

[in]

cmd

command or data to be sent

hal_gdc_MIPI_read()

unsigned hal_gdc_MIPI_read	(	int	cmd,
		int	n_params
	)

Read MIPI DBI Type-B parameters.

Parameters

[in]	cmd	MIPI DCS command
[in]	n_params	Number of parameters to read (max: 3)

Returns

The read parameters

hal_gdc_MIPI_set_partial_mode()

void hal_gdc_MIPI_set_partial_mode	(	int	minx,
		int	miny,
		int	maxx,
		int	maxy
	)

Set the display partial area and enter Partial Display Mode.

Parameters

[in]	minx	partial areas' minimum x
[in]	miny	partial areas' minimum y
[in]	maxx	partial areas' maximum x
[in]	maxy	partial areas' maximum y

hal_gdc_MIPI_set_pixel_format()

void hal_gdc_MIPI_set_pixel_format

(

int

pixel_format

)

Set the display pixel format.

Sends set_pixel_format command to the display.

Parameters

[in]

pixel_format

pixel format

hal_gdc_MIPI_set_position()

void hal_gdc_MIPI_set_position	(	int	minx,
		int	miny,
		int	maxx,
		int	maxy
	)

Set the frame position.

Sends set_column_address and set_page_address commands.

Parameters

[in]	minx	frames' minimum x
[in]	miny	frames' minimum y
[in]	maxx	frame's maximum x
[in]	maxy	frame's maximum y

hal_gdc_MIPI_start_frame_transfer()

void hal_gdc_MIPI_start_frame_transfer

(

void

)

Convenience function.

Send a write_memory_start command in order to start transfering the frame to the display.

hal_gdc_MIPI_updateregion()

int hal_gdc_MIPI_updateregion	(	int	start_x,
		int	start_y,
		int	end_x,
		int	end_y
	)

Does Partial Update in MIPI.

Parameters

[in]	start_x	start x coordinate
[in]	start_y	start y coordinate
[in]	end_x	end x coordinate
[in]	end_y	end y coordinate

Returns

Always 1, user can ignore the result