Images

Functions
void	ezLCD_put_picture_rom (uint16_t picture_number)
void	ezLCD_put_picture_sd (char file_path[], uint8_t length)

Detailed Description

This header contains functions that load images to the current frame.

Function Documentation

void ezLCD_put_picture_rom

(

uint16_t

picture_number

)

This function is used to select a picture stored in memory on the ezLCD's ROM and paint it to the current frame.

Parameters

• picture_number = The index of the picture as it appears in the UserRom.txt file.

Assumptions

• The user has placed an image at the requested index on the UserRom.txt file AND REPROGRAMED THE DISPLAY afterwards.
• The user has initialized the MCU's SPI interface with the EZLCD_INIT_SPI() macro.
• The user has set the MCU's SPI pins to inputs and outputs appropriately.
  
  
  • SS_BAR = OUTPUT
  • SCK = OUTPUT
  • MOSI = OUTPUT
  • MISO = INPUT

void ezLCD_put_picture_sd	(	char	file_path[],
		uint8_t	length
	)

This function is used to select a picture stored on the ezLCD's microSD card and paint it to the current frame.

Parameters

• file_path = The path of the desired image to be painted to the current frame.
• length = The number of characters in the file_path .

Assumptions

• The user has placed an image at the requested file path on the microSD card.
• The user has initialized the MCU's SPI interface with the EZLCD_INIT_SPI() macro.
• The user has set the MCU's SPI pins to inputs and outputs appropriately.
  
  
  • SS_BAR = OUTPUT
  • SCK = OUTPUT
  • MOSI = OUTPUT
  • MISO = INPUT