ash
102cae9d91
- New PixelStompMux class with shift register read/write - Read 10 buttons via DI (active LOW) - Drive 10 LEDs via DAT (shift out + latch) - LED startup animation uses MUX - Switch polling reads from MUX shift register - MUX instance shared between switch and LED drivers
36 lines
772 B
C++
36 lines
772 B
C++
#pragma once
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#include <cstdint>
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class PixelStompMux {
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public:
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static const uint8_t NUM_INPUTS = 10;
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static const uint8_t NUM_OUTPUTS = 10;
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PixelStompMux(uint8_t dat_pin, uint8_t ld_pin, uint8_t clk_pin, uint8_t di_pin);
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void begin();
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uint16_t read_buttons();
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bool is_button_pressed(uint8_t index);
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void write_leds(uint16_t led_state);
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void set_led(uint8_t index, bool on);
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void clear_all();
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void dump();
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private:
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uint8_t pin_dat;
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uint8_t pin_ld;
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uint8_t pin_clk;
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uint8_t pin_di;
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uint16_t last_button_state;
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uint16_t current_led_state;
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void shift_out(uint16_t data, uint8_t bits);
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uint16_t shift_in(uint8_t bits);
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void pulse_pin(uint8_t pin, uint8_t level, uint16_t duration_us = 1);
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};
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