{"id":116,"date":"2021-07-10T21:54:00","date_gmt":"2021-07-10T13:54:00","guid":{"rendered":"http:\/\/www.espruino.cn\/?p=116"},"modified":"2021-07-10T22:01:11","modified_gmt":"2021-07-10T14:01:11","slug":"%e8%b6%a3%e5%91%b3%e7%94%b5%e5%ad%90%e7%bb%95%e7%8e%af%e6%b8%b8%e6%88%8fwire-loop-game","status":"publish","type":"post","link":"http:\/\/www.espruino.cn\/?p=116","title":{"rendered":"\u8da3\u5473\u7535\u5b50\u7ed5\u73af\u6e38\u620f(Wire Loop Game)"},"content":{"rendered":"\n

\u5b98\u65b9\u6559\u7a0b\u94fe\u63a5\uff1ahttp:\/\/www.espruino.com\/Pico+Wire+Loop+Game<\/a><\/p>\n\n\n\n

\u6240\u9700\u6750\u6599
1. Espruino\u5f00\u53d1\u677f\u4e00\u4e2a
2. Nokia 5110 LCD\u4e00\u4e2a
3. \u8702\u9e23\u5668\u4e00\u4e2a
4. \u9762\u5305\u677f\u4e00\u4e2a
5. \u6309\u94ae\u5f00\u5173\u4e00\u4e2a
6. \u76f4\u5f840.6mm\u7684\u5b9e\u5fc3\u5bfc\u7ebf1\u7c73\u5de6\u53f3<\/p>\n\n\n\n

LCD\u63a5\u7ebf\u65b9\u6cd5\uff1a<\/p>\n\n\n\n

LCD pin<\/td>Pin type<\/td>Espruino Board<\/td><\/tr>
GND<\/td>GND<\/td>GND<\/td><\/tr>
LIGHT<\/td>Any<\/td>A0<\/td><\/tr>
VCC<\/td>3.3v<\/td>A1<\/td><\/tr>
CLK<\/td>SPI SCK<\/td>B3<\/td><\/tr>
DIN<\/td>SPI MOSI<\/td>B5<\/td><\/tr>
DC<\/td>Any<\/td>B6<\/td><\/tr>
CE<\/td>Any<\/td>B7<\/td><\/tr>
RST<\/td>Any<\/td>B8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5176\u4ed6\u90e8\u5206\u63a5\u7ebf\u65b9\u6cd5\u8bf7\u53c2\u8003\u4ee3\u7801\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\u56e0\u4e3a\u5b98\u65b9\u7528\u7684\u662fEspruino Pico\uff0c\u6211\u7528\u7684\u662fEspruino Board\uff0c\u6240\u4ee5\u63a5\u7ebf\u7565\u6709\u4e0d\u540c\uff0c\u53e6\u5916\u6211\u7684\u8fd9\u4e2aLCD\u6ca1\u6cd5\u76f4\u63a5\u4f7f\u7528\u5b98\u65b9\u7684\u5e93\uff0c\u6211\u5c31\u628aLCD\u7684\u521d\u59cb\u5316\u4ee3\u7801\u653e\u5728onInit\u51fd\u6570\u91cc\u4e86\u3002<\/p>\n\n\n\n

A0.write(1); \/\/ LCD Light\nA1.write(1); \/\/ LCD VCC\nvar LOOP = C0; \/\/ the pin we've got our loop attached to\nvar SPEAKER = B9; \/\/ where the speaker is attached\nvar BTN_RST = C1; \/\/ where the Reset button is attached\n\nvar g;         \/\/ the LCD's graphics\nvar score = 0; \/\/ current score\n\nfunction drawScore() {\n  g.clear();\n  \/\/ draw the score\n  g.setFontVector(40);\n  g.drawString(score,(g.getWidth()-g.stringWidth(score))\/2,0);\n  \/\/ send the graphics to the display\n  g.flip();\n}\n\n\n\/\/ flash and make a sound, and call the callback when done\nfunction hasHit(callback) {\n  \/\/ increment the score...\n  score++;\n\n  var i = 1;\n\n  \/\/ This will make the beeping and flashing\n  function siren() {\n    if (i>7) {\n      clearInterval(interval);\n      digitalWrite(LED1, 0); \/\/ turn the LED off\n      \/\/ set normal colours on LCD\n      g.setColor(1);\n      g.setBgColor(0);\n      \/\/ turn the sound off\n      digitalRead(SPEAKER);\n      callback();\n      return;\n    }\n\n    \/\/ every other time around the loop:\n    if (i&1) {\n      digitalWrite(LED1, 1); \/\/ turn red LED on\n      \/\/ set inverted colours on LCD\n      g.setColor(0);\n      g.setBgColor(1);\n      \/\/ beep high frequency\n      analogWrite(SPEAKER, 0.5, {freq:1000});\n    } else {\n      digitalWrite(LED1, 0); \/\/ turn the LED off\n      \/\/ set normal colours on LCD\n      g.setColor(1);\n      g.setBgColor(0);\n      \/\/ beep low frequency\n      analogWrite(SPEAKER, 0.5, {freq:700});\n    }\n\n    \/\/ draw the text 'hit' on the LCD\n    g.clear();\n    g.setFontVector(40);\n    g.drawString(\"Hit!\",(g.getWidth()-g.stringWidth(\"Hit!\"))\/2,0);\n    g.flip();\n\n    i++;\n  }\n  \/\/ call the siren function every so often (and call it once immediately)\n  var interval = setInterval(siren, 300);\n  siren();\n}\n\n\nfunction onInit() {\n  \/\/ Setup SPI for LCD\n  SPI1.setup({ baud: 1000000, sck:B3, mosi:B5 });\n  g = Graphics.createArrayBuffer(84,48,1,{vertical_byte:true});\n  var spi = SPI1;\n  var dc = B6;\n  var ce = B7;\n  var rst = B8;\n  digitalPulse(rst, 0, 10); \/\/ pulse reset low\n  setTimeout(function() {\n    digitalWrite(dc,0); \/\/ cmd\n    spi.send(\n      [0x21, \/\/ fnset extended\n      0x80 | 0x25, \/\/ setvop (experiment with 2nd val to get the right contrast)\n      0x14, \/\/ setbias 4\n      0x04 | 0x02, \/\/ temp control\n      0x20, \/\/ fnset normal\n      0x08 | 0x04], ce); \/\/ dispctl normal\n  }, 100);\n  g.flip = function () {\n    for (var i=0;i<6;i++) {\n      digitalWrite(dc,0); \/\/ cmd\n      spi.send(0x40|i, ce); \/\/ Y addr\n      spi.send(0x80, ce); \/\/ X addr\n      digitalWrite(dc,1); \/\/ data\n      spi.send(new Uint8Array(g.buffer,i*84,84), ce);\n    }\n  };\n  drawScore();\n  startWatchingLoop();\n}\n\n\/\/ Add the internal pull-up resistor to the loop, so when it touches the wire (which is GND) it'll get pulled down\npinMode(LOOP, \"input_pullup\");\npinMode(BTN_RST, \"input_pulldown\");\n\/\/ This code watches the 'loop' to see if it has touched the wire\nvar loopWatch;\nfunction startWatchingLoop() {\n  \/\/ first, ensure we don't start watching the wire loop twice\n  if (loopWatch) clearWatch(loopWatch);\n  loopWatch = setWatch(function() {\n    loopWatch = undefined;\n    \/\/ now if we've touched, flash everything and make noises\n    hasHit(function() {\n      \/\/ When that's done, draw the score and start watching the loop again\n      drawScore();\n      startWatchingLoop();\n    });\n  }, LOOP, { repeat: false, edge: \"falling\" });\n}\n\n\/\/ When button is pressed, reset the game:\nsetWatch(function() {\n  clearInterval();\n  digitalRead(SPEAKER); \/\/ make sure speaker is off\n  score = 0;\n  drawScore();\n  startWatchingLoop();\n}, BTN_RST, { repeat: true, edge: \"rising\", debounce: 50 });\n\n\n\/\/ Finally, start everything going\nonInit();<\/code><\/pre>\n\n\n\n
\u5728Web IDE\u4e2d\u5c06\u8fd9\u4e9b\u4ee3\u7801\u4e0a\u4f20\u81f3Espruino\u4e4b\u540e\uff0c\u7136\u540e\u5728Web IDE\u5de6\u8fb9\u7684console\u4e2d\u6267\u884c\u4e00\u4e0bsave()\u51fd\u6570\u5c31\u53ef\u4ee5\u628a\u8fd9\u4e9b\u4ee3\u7801\u70e7\u5f55\u5230espruino\u4e86~<\/p>\n\n\n\n
5 MINUTE WIRE LOOP GAME.js<\/a>\u4e0b\u8f7d<\/a><\/div>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b98\u65b9\u6559\u7a0b\u94fe\u63a5\uff1ahttp:\/\/www.espruino.com\/Pico+Wire+Loop+Game \u6240\u9700\u6750\u6599 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/posts\/116"}],"collection":[{"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=116"}],"version-history":[{"count":3,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/posts\/116\/revisions"}],"predecessor-version":[{"id":122,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=\/wp\/v2\/posts\/116\/revisions\/122"}],"wp:attachment":[{"href":"http:\/\/www.espruino.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=116"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.espruino.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}