meerstern.github.io/web_serial_GPIO.html at main · meerstern/meerstern.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>GPIO Test Tool</title>
	<style>
			h1 { font-size:20pt; background-color:#4F4F4F; color:#FFFFFF; font-weight : normal;}
			h2 { font-size:16pt; }
			h3 { font-size:8pt; }
			fieldset { font-size:12pt; line-height:0.1em; padding:  20px;}
			body { font-size:12pt; color:#444444; }
			footer{ font-size:4pt; }
	</style>
  </head>
  <body>
	<h1><span>GPIOテストツール </span></h1>
	<h2><span id="msg_string" >USBシリアルI2C変換基板のGPIOの制御が可能です</span></h2>

	<fieldset>
	<legend>GPIO入出力設定</legend>
	<div>
	  <p>GPIO0</p>
      <input type="radio" id="input0" name="gpio0" value="input0" checked onchange="Gpio0Change();">
      <label for="input0">入力</label>
      <input type="radio" id="output0" name="gpio0" value="output0" onchange="Gpio0Change();">
      <label for="output0">出力</label>
	</div>
	<div>
	　　<p>GPIO1</p>
      <input type="radio" id="input1" name="gpio1" value="input1" checked onchange="Gpio1Change();">
      <label for="input1">入力</label>
      <input type="radio" id="output1" name="gpio1" value="output1" onchange="Gpio1Change();">
      <label for="output1">出力</label>
	</div>
	<div>
	　　<p>GPIO2</p>
      <input type="radio" id="input2" name="gpio2" value="input2" checked onchange="Gpio2Change();">
      <label for="input2">入力</label>
      <input type="radio" id="output2" name="gpio2" value="output2" onchange="Gpio2Change();">
      <label for="output2">出力</label>
	</div>
	<div>
	　　<p>GPIO3</p>
      <input type="radio" id="input3" name="gpio3" value="input3" checked onchange="Gpio3Change();">
      <label for="input3">入力</label>
      <input type="radio" id="output3" name="gpio3" value="output3" onchange="Gpio3Change();">
      <label for="output3">出力</label>
	</div>
	<div>
	　　<p>GPIO4</p>
      <input type="radio" id="input4" name="gpio4" value="input4" checked onchange="Gpio4Change();">
      <label for="input4">入力</label>
      <input type="radio" id="output4" name="gpio4" value="output4" onchange="Gpio4Change();">
      <label for="output4">出力</label>
	</div>
	<div>
	　　<p>GPIO5</p>
      <input type="radio" id="input5" name="gpio5" value="input5" checked onchange="Gpio5Change();">
      <label for="input5">入力</label>
      <input type="radio" id="output5" name="gpio5" value="output5" onchange="Gpio5Change();">
      <label for="output5">出力</label>
	</div>
	<div>
	　　<p>GPIO6</p>
      <input type="radio" id="input6" name="gpio6" value="input6" checked onchange="Gpio6Change();">
      <label for="input6">入力</label>
      <input type="radio" id="output6" name="gpio6" value="output6" onchange="Gpio6Change();">
      <label for="output6">出力</label>
	</div>
	<div>
	　　<p>GPIO7</p>
      <input type="radio" id="input7" name="gpio7" value="input7" checked onchange="Gpio7Change();">
      <label for="input7">入力</label>
      <input type="radio" id="output7" name="gpio7" value="output7" onchange="Gpio7Change();">
      <label for="output7">出力</label>
	</div>
	</fieldset>

	<br/>
	<fieldset>
	<legend>GPIO ON/OFF</legend>
	<div>
	  <p>GPIO0</p>
      <input type="radio" id="off0" name="sw0" value="off0" checked disabled>
      <label for="off0">OFF</label>
      <input type="radio" id="on0" name="sw0" value="on0" disabled>
      <label for="on0">ON</label>
	</div>
	<div>
	　　<p>GPIO1</p>
      <input type="radio" id="off1" name="sw1" value="off1" checked disabled>
      <label for="off1">OFF</label>
      <input type="radio" id="on1" name="sw1" value="on1" disabled>
      <label for="on1">ON</label>
	</div>
	<div>
	　　<p>GPIO2</p>
      <input type="radio" id="off2" name="sw2" value="off2" checked disabled>
      <label for="off2">OFF</label>
      <input type="radio" id="on2" name="sw2" value="on2" disabled>
      <label for="on2">ON</label>
	</div>
	<div>
	　　<p>GPIO3</p>
      <input type="radio" id="off3" name="sw3" value="off3" checked disabled>
      <label for="off3">OFF</label>
      <input type="radio" id="on3" name="sw3" value="on3" disabled>
      <label for="on3">ON</label>
	</div>
	<div>
	　　<p>GPIO4</p>
      <input type="radio" id="off4" name="sw4" value="off4" checked disabled>
      <label for="off4">OFF</label>
      <input type="radio" id="on4" name="sw4" value="on4" disabled>
      <label for="on4">ON</label>
	</div>
	<div>
	　　<p>GPIO5</p>
      <input type="radio" id="off5" name="sw5" value="off5" checked disabled>
      <label for="off5">OFF</label>
      <input type="radio" id="on5" name="sw5" value="on5" disabled>
      <label for="on5">ON</label>
	</div>
	<div>
	　　<p>GPIO6</p>
      <input type="radio" id="off6" name="sw6" value="off6" checked disabled>
      <label for="off6">OFF</label>
      <input type="radio" id="on6" name="sw6" value="on6" disabled>
      <label for="on6">ON</label>
	</div>
	<div>
	　　<p>GPIO7</p>
      <input type="radio" id="off7" name="sw7" value="off7" checked disabled>
      <label for="off7">OFF</label>
      <input type="radio" id="on7" name="sw7" value="on7" disabled>
      <label for="on7">ON</label>
	</div>
	</fieldset>
	<br/>
	<button id="connect-button" type="button" disabled>接続</button>
	<button id="io-button" type="button" disabled>入出力設定</button>
	<button id="state-button" type="button" disabled>ON/OFF設定</button>
	<h3>
		<span>
		本ツールは<a href="https://www.switch-science.com/catalog/6214/">USBシリアルI2C変換基板</a>とブラウザでIOテストをするツールです</span>
	</h3>
	<h3><span>オフラインやローカル環境でも動作可能です</span></h3>
	<h3><span>ブラウザはEdgeもしくはChromeのみ対応しています</span></h3>
	<footer>
	<p>Copyright (c) 2022 Crescent All Rights Reserved.</p>
	</footer>

	<script>
	/*	GPIO Tool
	 *	Copyright (c) 2022
	 *  K.Watanabe,Crescent
	 *  Released under the MIT license
	 *  http://opensource.org/licenses/mit-license.php
	 */
	const connectButton = document.getElementById ('connect-button');
	const initButton = document.getElementById ('io-button');
	const getButton = document.getElementById ('state-button');

	const input0 = document.getElementById("input0");
	const input1 = document.getElementById("input1");
	const input2 = document.getElementById("input2");
	const input3 = document.getElementById("input3");
	const input4 = document.getElementById("input4");
	const input5 = document.getElementById("input5");
	const input6 = document.getElementById("input6");
	const input7 = document.getElementById("input7");

	const off0 = document.getElementById("off0");
	const off1 = document.getElementById("off1");
	const off2 = document.getElementById("off2");
	const off3 = document.getElementById("off3");
	const off4 = document.getElementById("off4");
	const off5 = document.getElementById("off5");
	const off6 = document.getElementById("off6");
	const off7 = document.getElementById("off7");

	const on0 = document.getElementById("on0");
	const on1 = document.getElementById("on1");
	const on2 = document.getElementById("on2");
	const on3 = document.getElementById("on3");
	const on4 = document.getElementById("on4");
	const on5 = document.getElementById("on5");
	const on6 = document.getElementById("on6");
	const on7 = document.getElementById("on7");

	let port;
	let keepReading = true;
	let reader;
	let dataIndex = 0;
	let str = "";
	let closed;
	let dataArry = Array(6);

	//Wait Function
	function Sleep( milli_second )
	{
		var start = new Date();
		while( new Date() - start < milli_second );
	}

	//Button0 Changed Event
	function Gpio0Change()
	{
		if(input0.checked==true)
		{
			off0.disabled=true;
			on0.disabled=true;
		}
		else
		{
			off0.disabled=false;
			on0.disabled=false;
		}
    }

	//Button1 Changed Event
	function Gpio1Change()
	{
		if(input1.checked==true)
		{
			off1.disabled=true;
			on1.disabled=true;
		}
		else
		{
			off1.disabled=false;
			on1.disabled=false;
		}
    }

	//Button2 Changed Event
	function Gpio2Change()
	{
		if(input2.checked==true)
		{
			off2.disabled=true;
			on2.disabled=true;
		}
		else
		{
			off2.disabled=false;
			on2.disabled=false;
		}
    }

	//Button3 Changed Event
	function Gpio3Change()
	{
		if(input3.checked==true)
		{
			off3.disabled=true;
			on3.disabled=true;
		}
		else
		{
			off3.disabled=false;
			on3.disabled=false;
		}
    }

	//Button4 Changed Event
	function Gpio4Change()
	{
		if(input4.checked==true)
		{
			off4.disabled=true;
			on4.disabled=true;
		}
		else
		{
			off4.disabled=false;
			on4.disabled=false;
		}
    }

	//Button5 Changed Event
	function Gpio5Change()
	{
		if(input5.checked==true)
		{
			off5.disabled=true;
			on5.disabled=true;
		}
		else
		{
			off5.disabled=false;
			on5.disabled=false;
		}
    }

	//Button6 Changed Event
	function Gpio6Change()
	{
		if(input6.checked==true)
		{
			off6.disabled=true;
			on6.disabled=true;
		}
		else
		{
			off6.disabled=false;
			on6.disabled=false;
		}
    }

	//Button7 Changed Event
	function Gpio7Change()
	{
		if(input7.checked==true)
		{
			off7.disabled=true;
			on7.disabled=true;
		}
		else
		{
			off7.disabled=false;
			on7.disabled=false;
		}
    }

	//Com Open & Recieve Data
	async function getReader()
	{
        port = await navigator.serial.requestPort({});
        await port.open({ baudRate: 9600 });

        connectButton.innerText = '切断';
		initButton.disabled = false;
		getButton.disabled = false;

        //Set GPIO Direction
		initButton.addEventListener('click', (event) =>
		{
          if (port && port.writable)
		  {
			var gpio0=0b00;
			var gpio1=0b00;
			var gpio2=0b00;
			var gpio3=0b00;
			var gpio4=0b00;
			var gpio5=0b00;
			var gpio6=0b00;
			var gpio7=0b00;

			if(input0.checked==true)
				gpio0=0b01;//Input
			else
				gpio0=0b10;//Output

			if(input1.checked==true)
				gpio1=0b01;//Input
			else
				gpio1=0b10;//Output

			if(input2.checked==true)
				gpio2=0b01;//Input
			else
				gpio2=0b10;//Output

			if(input3.checked==true)
				gpio3=0b01;//Input
			else
				gpio3=0b10;//Output

			if(input4.checked==true)
				gpio4=0b01;//Input
			else
				gpio4=0b10;//Output

			if(input5.checked==true)
				gpio5=0b01;//Input
			else
				gpio5=0b10;//Output

			if(input6.checked==true)
				gpio6=0b01;//Input
			else
				gpio6=0b10;//Output

			if(input7.checked==true)
				gpio7=0b01;//Input
			else
				gpio7=0b10;//Output

			var gpioPortConf1 = gpio0 + (gpio1<<2) + (gpio2<<4) + (gpio3<<6);
			var gpioPortConf2 = gpio4 + (gpio5<<2) + (gpio6<<4) + (gpio7<<6);
			var state=0x00;//Output All Off
            const bytes = new Uint8Array([0x57, 0x02, gpioPortConf1, 0x03, gpioPortConf2, 0x04, state, 0x50]);
            const writer = port.writable.getWriter();
            writer.write(bytes);
			//console.log(bytes);
            writer.releaseLock();
          }
        });

		//Set and Get GPUO State
		getButton.addEventListener('click', (event) =>
		{
          var io_state=0;

		  if (port && port.writable)
		  {
			if(off0.checked==true)
				io_state = io_state & ~(1 << 0);
			else
				io_state = io_state | (1 << 0);

			if(off1.checked==true)
				io_state = io_state & ~(1 << 1);
			else
				io_state = io_state | (1 << 1);

			if(off2.checked==true)
				io_state = io_state & ~(1 << 2);
			else
				io_state = io_state | (1 << 2);

			if(off3.checked==true)
				io_state = io_state & ~(1 << 3);
			else
				io_state = io_state | (1 << 3);

			if(off4.checked==true)
				io_state = io_state & ~(1 << 4);
			else
				io_state = io_state | (1 << 4);

			if(off5.checked==true)
				io_state = io_state & ~(1 << 5);
			else
				io_state = io_state | (1 << 5);

			if(off6.checked==true)
				io_state = io_state & ~(1 << 6);
			else
				io_state = io_state | (1 << 6);

			if(off7.checked==true)
				io_state = io_state & ~(1 << 7);
			else
				io_state = io_state | (1 << 7);

            const bytes = new Uint8Array([0x4F, io_state, 0x50, 0x49, 0x50]);
            const writer = port.writable.getWriter();
            writer.write(bytes);
			//console.log(bytes);
            writer.releaseLock();
          }
        });


		while (port.readable && keepReading)
		{
			reader = port.readable.getReader();
			try {
				while (true)
				{
					const { value, done } = await reader.read();
					if (done)
					{
						reader.releaseLock();
						break;
					}

					if (value)
					{
						if((value>>0)&0x01)
							on0.checked=true;
						else
							off0.checked=true;

						if((value>>1)&0x01)
							on1.checked=true;
						else
							off1.checked=true;

						if((value>>2)&0x01)
							on2.checked=true;
						else
							off2.checked=true;

						if((value>>3)&0x01)
							on3.checked=true;
						else
							off3.checked=true;

						if((value>>4)&0x01)
							on4.checked=true;
						else
							off4.checked=true;

						if((value>>5)&0x01)
							on5.checked=true;
						else
							off5.checked=true;

						if((value>>6)&0x01)
							on6.checked=true;
						else
							off6.checked=true;

						if((value>>7)&0x01)
							on7.checked=true;
						else
							off7.checked=true;
					}
				}
			}
			catch (error)
			{
			}
			finally
			{
				reader.releaseLock();
				await port.close();
			}

		}

      }

	if ('serial' in navigator)
	{
		connectButton.addEventListener('click', async ()=>
		{
			if (port)
			{
				keepReading = false;
				connectButton.innerText = '接続';
				initButton.disabled = true;
				getButton.disabled = true;
				reader.cancel();
				await closed;
				port = undefined;
			}
			else
			{
				closed = getReader();
			}
		});
		connectButton.disabled = false;
	}
	else
	{
		alert('お使いのブラウザは対応していません Edgeもしくはchromeを使用してください');
	}


	</script>
  </body>
</html>