drivers/gfx/hx8347a/hx8347a_xmega.h File Reference

AVR XMEGA-specific bits of the HX8347A display driver. More...

#include <board/hx8347a.h>

Go to the source code of this file.

Defines
#define	gfx_select_chip()   (GFX_CS_PORT.OUTCLR = GFX_CS_PINMASK)
Functions
static void	gfx_select_register (uint8_t address)
static void	gfx_write_register (uint8_t address, uint8_t value)
static uint8_t	gfx_read_register (uint8_t address)
static void	gfx_init_comms (void)
static void	gfx_setup_interface (void)
void	gfx_duplicate_pixel (gfx_color_t color, uint32_t count)
	Draw multiple pixels all having the same color.
void	gfx_copy_pixels_to_screen (const gfx_color_t *pixels, uint32_t count)
	Copy a block of pixels from data memory to screen.
void	gfx_copy_progmem_pixels_to_screen (const gfx_color_t __progmem_arg *pixels, uint32_t count)
	Copy a block of pixels from program memory to screen.
void	gfx_copy_hugemem_pixels_to_screen (const hugemem_ptr_t pixels, uint32_t count)
	Copy a block of pixels from hugemem to screen.
void	gfx_copy_pixels_from_screen (gfx_color_t *pixels, uint32_t count)
	Copy a block of pixels from screen to data memory.

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Detailed Description

AVR XMEGA-specific bits of the HX8347A display driver.

Copyright (C) 2009 Atmel Corporation. All rights reserved.

Definition in file hx8347a_xmega.h.

---

Define Documentation

 

#define gfx_select_chip

(

)

(GFX_CS_PORT.OUTCLR = GFX_CS_PINMASK)

Todo:

remove dependency on toolchain header files.

Definition at line 50 of file hx8347a_xmega.h.

Referenced by gfx_copy_hugemem_pixels_to_screen(), gfx_copy_pixels_from_screen(), gfx_copy_pixels_to_screen(), gfx_copy_progmem_pixels_to_screen(), gfx_duplicate_pixel(), gfx_read_register(), gfx_select_register(), and gfx_write_register().

---

Function Documentation

static void gfx_init_comms

(

void

)

[static]

For internal use only.

Initialize communication interface to display.

Definition at line 148 of file hx8347a_xmega.h.

References SYSCLK_DMA, sysclk_enable_module(), SYSCLK_PORT_D, SYSCLK_PORT_GEN, and SYSCLK_USART1.

Referenced by gfx_init().

static uint8_t gfx_read_register

(

uint8_t

address

)

[static]

For internal use only.

Send display command to read a byte from a specific register.

Definition at line 95 of file hx8347a_xmega.h.

References gfx_select_chip, and gfx_select_register().

Referenced by gfx_clear_register(), gfx_set_orientation(), and gfx_set_register().

static void gfx_select_register

(

uint8_t

address

)

[static]

For internal use only.

Send display command to select register address.

Definition at line 74 of file hx8347a_xmega.h.

References gfx_select_chip.

Referenced by gfx_copy_hugemem_pixels_to_screen(), gfx_copy_pixels_from_screen(), gfx_copy_pixels_to_screen(), gfx_copy_progmem_pixels_to_screen(), gfx_duplicate_pixel(), gfx_read_register(), and gfx_write_register().

static void gfx_setup_interface

(

void

)

[static]

For internal use only.

Setup digital control interface to display.

Definition at line 177 of file hx8347a_xmega.h.

References PORT_DIR_INPUT, PORT_DIR_OUTPUT, PORT_INIT_HIGH, and port_select_gpio_pin().

Referenced by gfx_init().

static void gfx_write_register	(	uint8_t	address,
		uint8_t	value
	)			[static]

For internal use only.

Send display command to write a byte to a specific register.

Definition at line 84 of file hx8347a_xmega.h.

References gfx_select_chip, and gfx_select_register().

Referenced by gfx_clear_register(), gfx_display_init_all(), gfx_set_bottom_right_limit(), gfx_set_orientation(), gfx_set_register(), and gfx_set_top_left_limit().