2021-04-22 17:07:38 +01:00
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#pragma once
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2021-05-13 12:06:01 +01:00
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#include "drivers/is31fl3731/is31fl3731.hpp"
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2021-04-22 17:07:38 +01:00
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namespace pimoroni {
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struct RGBLookup {
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uint8_t r;
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uint8_t g;
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uint8_t b;
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};
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class BreakoutRGBMatrix5x5 : public IS31FL3731 {
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public:
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static constexpr uint8_t WIDTH = 5;
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static constexpr uint8_t HEIGHT = 5;
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static constexpr int8_t DEFAULT_I2C_ADDRESS = 0x74;
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static constexpr int8_t ALTERNATE_I2C_ADDRESS = 0x77;
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2021-05-14 17:14:07 +01:00
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bool init();
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2021-04-22 17:07:38 +01:00
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void set_pixel(uint8_t x, uint8_t y, uint8_t r, uint8_t g, uint8_t b);
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2021-05-14 18:12:37 +01:00
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BreakoutRGBMatrix5x5() : IS31FL3731(new I2C(I2C_BG_SDA, I2C_BG_SCL), DEFAULT_I2C_ADDRESS) {}
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BreakoutRGBMatrix5x5(uint8_t address) : IS31FL3731(new I2C(I2C_DEFAULT_SDA, I2C_DEFAULT_SCL), address) {}
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BreakoutRGBMatrix5x5(I2C *i2c, uint8_t address = DEFAULT_I2C_ADDRESS) : IS31FL3731(i2c, address) {}
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BreakoutRGBMatrix5x5(i2c_inst_t *i2c_inst, uint8_t address, uint8_t sda, uint8_t scl) : IS31FL3731(i2c_inst, address, sda, scl) {}
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2021-04-22 17:07:38 +01:00
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private:
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RGBLookup lookup_pixel(uint8_t index);
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// This wonderful lookup table maps the LEDs on RGB Matrix 5x5
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// from their 3x5x5 (remember, they're RGB) configuration to
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// their specific location in the 144 pixel buffer.
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const RGBLookup lookup_table[28] = {
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{118, 69, 85},
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{117, 68, 101},
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{116, 84, 100},
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{115, 83, 99},
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{114, 82, 98},
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{113, 81, 97},
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{112, 80, 96},
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{134, 21, 37},
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{133, 20, 36},
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{132, 19, 35},
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{131, 18, 34},
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{130, 17, 50},
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{129, 33, 49},
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{128, 32, 48},
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{127, 47, 63},
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{121, 41, 57},
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{122, 25, 58},
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{123, 26, 42},
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{124, 27, 43},
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{125, 28, 44},
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{126, 29, 45},
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{15, 95, 111},
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{8, 89, 105},
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{9, 90, 106},
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{10, 91, 107},
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{11, 92, 108},
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{12, 76, 109},
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{13, 77, 93},
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};
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};
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}
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