#include "fifo.h"
#include "spiclass.h"
#include "system.h"
#include "gpio.h"
extern "C" {
  extern const unsigned table [];     // generováno linux/graph.py
};

static FIFO<uint32_t, FIFOLEN> ring;
static ws2812b                 driver(ring);
static SpiClass                spi (driver);
static GpioClass               led (GPIOB, 8);
static constexpr unsigned      timeout = 10'000u;

int main () {
  led << true;
  delay_init();
  spi.Init();
  unsigned counter = 0u;
  for (;;) {
    delay_us(timeout);
    const bool b = counter & 0x100u;
    led << b;
    counter += 1u;
    for (unsigned n=0u; n<NUMLEDS; n++) {
      unsigned cmd = ((counter + 64u * n) & 0xFFu);
      cmd = table [cmd] | (n << 24);
      ring.Write  (cmd);
    }
  }
  return 0;
}