LedControlSpi Class Reference

class for MAX7219/MAX7221 (Hardware SPI) More...

#include <NoiascaLedControlSpi.h>

Inheritance diagram for LedControlSpi:

Public Member Functions
	LedControlSpi (uint8_t csPin, uint8_t numDevices=1)
	Create a new MAX7219/MAX7221 object for Hardware SPI. More...
void	begin ()
	initialise hardware More...
Public Member Functions inherited from LedControl_base
uint8_t	getDeviceCount ()
	get the number of devices attached of this object. More...
void	shutdown (uint8_t addr, bool status)
	Set the shutdown (power saving) mode for the device. More...
void	setScanLimit (uint8_t addr, uint8_t limit)
	Set the number of digits (or rows) to be displayed. More...
void	setIntensity (uint8_t addr, uint8_t intensity)
	Set the brightness of the display. More...
void	clearDisplay (uint8_t addr)
	Switch all LEDss on the display off. More...
void	setLed (uint8_t addr, uint8_t row, uint8_t col, boolean state)
	Set the status of a single LEDs. More...
void	setRow (uint8_t addr, uint8_t row, uint8_t value)
	Set all 8 LEDs in a row to a new state. More...
void	setColumn (uint8_t addr, uint8_t col, uint8_t value)
	Set all 8 LEDs in a column to a new state. More...
void	setDigit (uint8_t addr, uint8_t digit, uint8_t value, boolean dp)
	Display a hexadecimal digit on a 7-Segment Display. More...
void	setChar (uint8_t addr, uint8_t digit, char value, boolean dp)
	Display a character on a 7-Segment display. More...
void	setEndOfDevice (optionEndOfDevice newOption)
	Change the option of what should happen at the End of the Line (End of one Device/Adress) More...
void	setCursor (uint8_t newPosition)
	Set the cursor to a specific position. More...
void	setCursor (uint8_t addr, uint8_t devPosition)
	Set the Cursor to a specific position. More...

Detailed Description

class for MAX7219/MAX7221 (Hardware SPI)

this class should be used whenever you can use Hardware SPI.

Constructor & Destructor Documentation

LedControlSpi()

LedControlSpi::LedControlSpi	(	uint8_t	csPin,
		uint8_t	numDevices = 1
	)

Create a new MAX7219/MAX7221 object for Hardware SPI.

Parameters

csPin	pin for selecting the device
numDevices	maximum number of devices that can be controlled

Member Function Documentation

begin()

void LedControlSpi::begin ( )

virtual

initialise hardware

call this method in your setup(). initialise hardware - sets pinMode for csPin

Reimplemented from LedControl_base.