Adafruit LED Backpack Library
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Class for bi-color matrices. More...
#include <Adafruit_LEDBackpack.h>
Public Member Functions | |
Adafruit_BicolorMatrix (void) | |
Constructor for 8x8 pixel bi-color matrices. | |
void | drawPixel (int16_t x, int16_t y, uint16_t color) |
Lowest-level pixel drawing function required by Adafruit_GFX. Does not have an immediate effect – must call writeDisplay() after any drawing operations to refresh display contents. More... | |
Public Member Functions inherited from Adafruit_LEDBackpack | |
Adafruit_LEDBackpack (void) | |
Constructor for HT16K33 devices. | |
bool | begin (uint8_t _addr=0x70, TwoWire *theWire=&Wire) |
Start I2C and initialize display state (blink off, full brightness). More... | |
void | setDisplayState (bool state) |
Turn display on or off. More... | |
void | setBrightness (uint8_t b) |
Set display brightness. More... | |
void | blinkRate (uint8_t b) |
Set display blink rate. More... | |
void | writeDisplay (void) |
Issue buffered data in RAM to display. | |
void | clear (void) |
Clear display. | |
Additional Inherited Members | |
Public Attributes inherited from Adafruit_LEDBackpack | |
uint16_t | displaybuffer [8] |
Raw display data. | |
Protected Attributes inherited from Adafruit_LEDBackpack | |
Adafruit_I2CDevice * | i2c_dev = NULL |
Pointer to I2C bus interface. | |
Class for bi-color matrices.
void Adafruit_BicolorMatrix::drawPixel | ( | int16_t | x, |
int16_t | y, | ||
uint16_t | color | ||
) |
Lowest-level pixel drawing function required by Adafruit_GFX. Does not have an immediate effect – must call writeDisplay() after any drawing operations to refresh display contents.
x | Pixel column (horizontal). |
y | Pixel row (vertical). |
color | Pixel color (LED_OFF, LED_GREEN, LED_YELLOW or LED_RED). |