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mono.hpp
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mono.hpp
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/* The MIT License (MIT)
*
* Copyright (c) 2015 Christian Menard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#include <xpcc/architecture/platform.hpp>
#include <xpcc/ui/color.hpp>
template<typename Uart>
class Mono : public xpcc::pt::Protothread
{
private:
xpcc::color::RgbT<uint16_t>* leds;
public:
Mono(xpcc::color::RgbT<uint16_t>* _leds) : leds(_leds) { }
bool run()
{
static uint8_t led = 0;
static uint8_t data;
static uint16_t value = 0;
PT_BEGIN();
while (true)
{
PT_WAIT_UNTIL(Uart::read(data));
if (data != 0xff)
continue;
PT_WAIT_UNTIL(Uart::read(data));
if (data != 0xaa)
continue;
PT_WAIT_UNTIL(Uart::read(data));
if (data != 0x55)
continue;
PT_WAIT_UNTIL(Uart::read(data));
if (data != 0x00)
continue;
// if we reach this point we read all four prefix bytes and can now
// read led values
for (led = 0; led < 30; led++)
{
value = 0;
PT_WAIT_UNTIL(Uart::read(data));
value = data << 8;
PT_WAIT_UNTIL(Uart::read(data));
value |= data;
leds[led].red = value;
value = 0;
PT_WAIT_UNTIL(Uart::read(data));
value = data << 8;
PT_WAIT_UNTIL(Uart::read(data));
value |= data;
leds[led].green = value;
value = 0;
PT_WAIT_UNTIL(Uart::read(data));
value = data << 8;
PT_WAIT_UNTIL(Uart::read(data));
value |= data;
leds[led].blue = value;
}
}
PT_END();
}
};