FFT LED Display / 4180_EditThis_copy

this hurts

Dependencies:   FFT

Adafruit_LEDBackpack/Adafruit_LEDBackpack.h@0:d6c9b09b4042, 2020-12-02 (annotated)

Committer:
annieluo2
Date:
Wed Dec 02 18:02:03 2020 +0000
Revision:
0:d6c9b09b4042
boo

Who changed what in which revision?

UserRevisionLine numberNew contents of line
annieluo2 0:d6c9b09b4042 1 /***************************************************
annieluo2 0:d6c9b09b4042 2 This is a library for our I2C LED Backpacks
annieluo2 0:d6c9b09b4042 3
annieluo2 0:d6c9b09b4042 4 Designed specifically to work with the Adafruit LED Matrix backpacks
annieluo2 0:d6c9b09b4042 5 ----> http://www.adafruit.com/products/
annieluo2 0:d6c9b09b4042 6 ----> http://www.adafruit.com/products/
annieluo2 0:d6c9b09b4042 7
annieluo2 0:d6c9b09b4042 8 These displays use I2C to communicate, 2 pins are required to
annieluo2 0:d6c9b09b4042 9 interface. There are multiple selectable I2C addresses. For backpacks
annieluo2 0:d6c9b09b4042 10 with 2 Address Select pins: 0x70, 0x71, 0x72 or 0x73. For backpacks
annieluo2 0:d6c9b09b4042 11 with 3 Address Select pins: 0x70 thru 0x77
annieluo2 0:d6c9b09b4042 12
annieluo2 0:d6c9b09b4042 13 Adafruit invests time and resources providing this open source code,
annieluo2 0:d6c9b09b4042 14 please support Adafruit and open-source hardware by purchasing
annieluo2 0:d6c9b09b4042 15 products from Adafruit!
annieluo2 0:d6c9b09b4042 16
annieluo2 0:d6c9b09b4042 17 Written by Limor Fried/Ladyada for Adafruit Industries.
annieluo2 0:d6c9b09b4042 18 BSD license, all text above must be included in any redistribution
annieluo2 0:d6c9b09b4042 19 ****************************************************/
annieluo2 0:d6c9b09b4042 20
annieluo2 0:d6c9b09b4042 21 /*
annieluo2 0:d6c9b09b4042 22 * Modified by Luiz Hespanha (http://www.d3.do) 8/16/2013 for use in LPC1768
annieluo2 0:d6c9b09b4042 23 */
annieluo2 0:d6c9b09b4042 24
annieluo2 0:d6c9b09b4042 25 #include "mbed.h"
annieluo2 0:d6c9b09b4042 26 #include "Adafruit_GFX.h"
annieluo2 0:d6c9b09b4042 27
annieluo2 0:d6c9b09b4042 28 #define LED_ON 1
annieluo2 0:d6c9b09b4042 29 #define LED_OFF 0
annieluo2 0:d6c9b09b4042 30
annieluo2 0:d6c9b09b4042 31 #define LED_RED 1
annieluo2 0:d6c9b09b4042 32 #define LED_YELLOW 2
annieluo2 0:d6c9b09b4042 33 #define LED_GREEN 3
annieluo2 0:d6c9b09b4042 34
annieluo2 0:d6c9b09b4042 35
annieluo2 0:d6c9b09b4042 36
annieluo2 0:d6c9b09b4042 37 #define HT16K33_BLINK_CMD 0x80
annieluo2 0:d6c9b09b4042 38 #define HT16K33_BLINK_DISPLAYON 0x01
annieluo2 0:d6c9b09b4042 39 #define HT16K33_BLINK_OFF 0
annieluo2 0:d6c9b09b4042 40 #define HT16K33_BLINK_2HZ 1
annieluo2 0:d6c9b09b4042 41 #define HT16K33_BLINK_1HZ 2
annieluo2 0:d6c9b09b4042 42 #define HT16K33_BLINK_HALFHZ 3
annieluo2 0:d6c9b09b4042 43
annieluo2 0:d6c9b09b4042 44 #define HT16K33_CMD_BRIGHTNESS 0x0E
annieluo2 0:d6c9b09b4042 45
annieluo2 0:d6c9b09b4042 46 // this is the raw HT16K33 controller
annieluo2 0:d6c9b09b4042 47 class Adafruit_LEDBackpack {
annieluo2 0:d6c9b09b4042 48 public:
annieluo2 0:d6c9b09b4042 49 Adafruit_LEDBackpack(I2C *i2c);
annieluo2 0:d6c9b09b4042 50 void begin(uint8_t _addr);
annieluo2 0:d6c9b09b4042 51 void setBrightness(uint8_t b);
annieluo2 0:d6c9b09b4042 52 void blinkRate(uint8_t b);
annieluo2 0:d6c9b09b4042 53 void writeDisplay(void);
annieluo2 0:d6c9b09b4042 54 void clear(void);
annieluo2 0:d6c9b09b4042 55
annieluo2 0:d6c9b09b4042 56 uint16_t displaybuffer[8];
annieluo2 0:d6c9b09b4042 57
annieluo2 0:d6c9b09b4042 58 void init(uint8_t a);
annieluo2 0:d6c9b09b4042 59
annieluo2 0:d6c9b09b4042 60 protected:
annieluo2 0:d6c9b09b4042 61 I2C *_i2c;
annieluo2 0:d6c9b09b4042 62
annieluo2 0:d6c9b09b4042 63 private:
annieluo2 0:d6c9b09b4042 64 uint8_t i2c_addr;
annieluo2 0:d6c9b09b4042 65 };
annieluo2 0:d6c9b09b4042 66
annieluo2 0:d6c9b09b4042 67 class Adafruit_8x8matrix : public Adafruit_LEDBackpack, public Adafruit_GFX {
annieluo2 0:d6c9b09b4042 68 public:
annieluo2 0:d6c9b09b4042 69 Adafruit_8x8matrix(I2C *i2c);
annieluo2 0:d6c9b09b4042 70
annieluo2 0:d6c9b09b4042 71 void drawPixel(int16_t x, int16_t y, uint16_t color);
annieluo2 0:d6c9b09b4042 72
annieluo2 0:d6c9b09b4042 73 private:
annieluo2 0:d6c9b09b4042 74 };