mirror of
https://github.com/itead/ITEADLIB_Arduino_Nextion.git
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68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
/**
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* @example CompWaveform.ino
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*
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* @par Show how to use API of class NexWaveform.
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*
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* @author Wu Pengfei (email:<pengfei.wu@itead.cc>)
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* @date 2015/8/11
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* @copyright
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* Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd. \n
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#include "NexText.h"
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#include "NexWaveform.h"
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#define LEVEL_HIGH (30)
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#define LEVEL_LOW (0)
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#define CH0_OFFSET (40 - LEVEL_HIGH/2)
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#define CH1_OFFSET (CH0_OFFSET + 40 * 1)
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#define CH2_OFFSET (CH0_OFFSET + 40 * 2)
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#define CH3_OFFSET (CH0_OFFSET + 40 * 3)
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NexWaveform s0 = NexWaveform(0, 1, "s0");
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static uint8_t ch0_data = LEVEL_LOW;
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static uint8_t ch1_data = LEVEL_LOW;
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static uint8_t ch2_data = LEVEL_LOW;
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static uint8_t ch3_data = LEVEL_LOW;
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void setup(void)
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{
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nexInit();
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dbSerialPrintln("setup done");
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}
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void loop(void)
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{
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static uint32_t started = 0;
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if (millis() - started >= 2000)
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{
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started = millis();
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if (LEVEL_HIGH == ch0_data)
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{
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ch0_data = LEVEL_LOW;
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}
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else
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{
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ch0_data = LEVEL_HIGH;
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}
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}
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ch1_data = ch0_data + random(0, 2);
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ch2_data = ch0_data + random(0, 5);
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ch3_data = ch0_data + random(0, 8);
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s0.addValue(0, CH0_OFFSET + ch0_data);
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s0.addValue(1, CH1_OFFSET + ch1_data);
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s0.addValue(2, CH2_OFFSET + ch2_data);
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s0.addValue(3, CH3_OFFSET + ch3_data);
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}
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