← Commit history

cross-highlight symbol + footprint viewers

Ray ·c36d6585d4 ·2mo ago ·parent aad600e
2 files changed +130
viewers/footprint.htmladded+65
@@ -0,0 +1,65 @@+<!doctype html><html lang=en><head><meta charset=utf-8>+<meta name=viewport content="width=device-width,initial-scale=1"><title>MCP23017 footprint</title>+<style>+:root{--bg:#0d1117;--panel:#161b22;--edge:#30363d;--ink:#e6edf3;--mut:#8b949e;--acc:#00b8b0;--accb:#00e6dc;--hi:#6ea8fe}+*{box-sizing:border-box;margin:0}html,body{height:100%}+body{background:var(--bg);color:var(--ink);font-family:'Satoshi',system-ui,sans-serif;display:flex;flex-direction:column}+.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 11px;border-bottom:1px solid var(--edge);flex:none}+.bar .h{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:700}+.bar .sp{flex:1}+.lyrtog{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--mut);background:#1a2130;border:1px solid var(--edge);border-radius:999px;padding:3px 9px;cursor:pointer;user-select:none}+.lyrtog.on{color:var(--ink);border-color:#485162}.lyrtog:not(.on){opacity:.5}+.lyrtog .d{width:8px;height:8px;border-radius:50%;background:#485162}+.stage{flex:1;min-height:0;position:relative;overflow:hidden;background:var(--bg);cursor:grab;touch-action:none}+.stage.drag{cursor:grabbing}+.stage svg{position:absolute;inset:0;width:100%;height:100%}+.pingroup,.pad{cursor:pointer}+.pingroup.hi .pinvis{stroke:var(--hi)!important;stroke-width:7}+rect.pad.hi{stroke:var(--hi);stroke-width:.15;paint-order:stroke}+.lyr-off{display:none}+#tip{position:fixed;z-index:99;pointer-events:none;display:none;max-width:250px;background:#0d1117;border:1px solid var(--acc);border-radius:8px;padding:7px 10px;box-shadow:0 8px 26px #000a}+#tip .tn{font:700 12px ui-monospace,monospace;color:var(--accb)}+#tip .tt{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);margin-top:1px}+#tip .td{font-size:11px;color:var(--ink);margin-top:5px;line-height:1.4}+</style></head><body>+<div class=bar><span class=h>PCB footprint</span><span class=sp></span><button class="lyrtog on" data-lyr="copper"><span class="d" style="background:#e35d5d"></span>Copper</button><button class="lyrtog on" data-lyr="silk"><span class="d" style="background:#e6edf3"></span>Silkscreen</button><button class="lyrtog" data-lyr="fab"><span class="d" style="background:#8b949e"></span>Fab</button><button class="lyrtog" data-lyr="courtyard"><span class="d" style="background:#bc8cff"></span>Courtyard</button></div>+<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-6.330 -9.600 12.660 19.200' style='width:100%;height:100%'><line class='ly-silk' x1='-3.860' y1='-9.060' x2='3.860' y2='-9.060' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-3.860' y1='-8.815' x2='-3.860' y2='-9.060' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-3.860' y1='9.060' 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data-name='V_{DD}' x='-5.675' y='1.605' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-4.650' y='1.905' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>9</text><rect class='ly-copper pad' data-num='10' data-name='V_{SS}' x='-5.675' y='2.875' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-4.650' y='3.175' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>10</text><rect class='ly-copper pad' data-num='11' data-name='NC' x='-5.675' y='4.145' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-4.650' y='4.445' 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data-num='14' data-name='NC' x='-5.675' y='7.955' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-4.650' y='8.255' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>14</text><rect class='ly-copper pad' data-num='15' data-name='A0' x='3.625' y='7.955' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='8.255' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>15</text><rect class='ly-copper pad' data-num='16' data-name='A1' x='3.625' y='6.685' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='6.985' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>16</text><rect class='ly-copper pad' data-num='17' data-name='A2' x='3.625' y='5.415' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='5.715' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>17</text><rect class='ly-copper pad' data-num='18' data-name='~{RESET}' x='3.625' y='4.145' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='4.445' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>18</text><rect class='ly-copper pad' data-num='19' data-name='INTB' x='3.625' y='2.875' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='3.175' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>19</text><rect class='ly-copper pad' data-num='20' data-name='INTA' x='3.625' y='1.605' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='1.905' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>20</text><rect class='ly-copper pad' data-num='21' data-name='GPA0' x='3.625' y='0.335' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='0.635' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>21</text><rect class='ly-copper pad' data-num='22' data-name='GPA1' x='3.625' y='-0.935' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-0.635' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>22</text><rect class='ly-copper pad' data-num='23' data-name='GPA2' x='3.625' y='-2.205' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-1.905' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>23</text><rect class='ly-copper pad' data-num='24' data-name='GPA3' x='3.625' y='-3.475' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-3.175' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>24</text><rect class='ly-copper pad' data-num='25' data-name='GPA4' x='3.625' y='-4.745' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-4.445' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>25</text><rect class='ly-copper pad' data-num='26' data-name='GPA5' x='3.625' y='-6.015' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-5.715' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>26</text><rect class='ly-copper pad' data-num='27' data-name='GPA6' x='3.625' y='-7.285' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-6.985' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>27</text><rect class='ly-copper pad' data-num='28' data-name='GPA7' x='3.625' y='-8.555' width='2.050' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='4.650' y='-8.255' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>28</text></svg></div>+<div id=tip></div>+<script>+var KIND="footprint", MPN="MCP23017", PINS=[{"desc":"PORTB bit 0 bidirectional I/O.","name":"GPB0","number":"1","type":"Bidir"},{"desc":"PORTB bit 1 bidirectional I/O.","name":"GPB1","number":"2","type":"Bidir"},{"desc":"PORTB bit 2 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB2","number":"3","type":"Bidir"},{"desc":"PORTB bit 3 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB3","number":"4","type":"Bidir"},{"desc":"PORTB bit 4 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB4","number":"5","type":"Bidir"},{"desc":"PORTB bit 5 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB5","number":"6","type":"Bidir"},{"desc":"PORTB bit 6 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB6","number":"7","type":"Bidir"},{"desc":"PORTB bit 7 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB7","number":"8","type":"Bidir"},{"desc":"Positive supply.","name":"V_{DD}","number":"9","type":"Power"},{"desc":"Ground reference for supply and all I/O.","name":"V_{SS}","number":"10","type":"Power"},{"desc":"No connect on MCP23017 (this pin is Chip Select /CS on the SPI-variant MCP23S17).","name":"NC","number":"11","type":"NC"},{"desc":"I2C serial clock input (Schmitt-trigger).","name":"SCK","number":"12","type":"Input"},{"desc":"I2C serial data (open-drain, Schmitt-trigger input).","name":"SDA","number":"13","type":"Bidir"},{"desc":"No connect on MCP23017 (this pin is SPI Serial Out on MCP23S17).","name":"NC","number":"14","type":"NC"},{"desc":"Hardware slave address bit 0 (TTL buffer).","name":"A0","number":"15","type":"Input"},{"desc":"Hardware slave address bit 1 (TTL buffer).","name":"A1","number":"16","type":"Input"},{"desc":"Hardware slave address bit 2 (TTL buffer).","name":"A2","number":"17","type":"Input"},{"desc":"Active-low hardware reset (Schmitt-trigger).","name":"~{RESET}","number":"18","type":"Input"},{"desc":"Interrupt output for PORTB.","name":"INTB","number":"19","type":"Output"},{"desc":"Interrupt output for PORTA.","name":"INTA","number":"20","type":"Output"},{"desc":"PORTA bit 0 bidirectional I/O.","name":"GPA0","number":"21","type":"Bidir"},{"desc":"PORTA bit 1 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA1","number":"22","type":"Bidir"},{"desc":"PORTA bit 2 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA2","number":"23","type":"Bidir"},{"desc":"PORTA bit 3 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA3","number":"24","type":"Bidir"},{"desc":"PORTA bit 4 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA4","number":"25","type":"Bidir"},{"desc":"PORTA bit 5 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA5","number":"26","type":"Bidir"},{"desc":"PORTA bit 6 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA6","number":"27","type":"Bidir"},{"desc":"PORTA bit 7 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA7","number":"28","type":"Bidir"}];+var byNum={}; PINS.forEach(function(p){byNum[String(p.number)]=p;});+var stage=document.getElementById('stage'), svg=stage.querySelector('svg'), tip=document.getElementById('tip');+// ---- pan/zoom ----+var vb=(svg.getAttribute('viewBox')||'0 0 100 100').split(/\s+/).map(Number), base=vb.slice();+function setVB(){svg.setAttribute('viewBox',vb.join(' '));}+stage.addEventListener('wheel',function(e){e.preventDefault();var r=stage.getBoundingClientRect();var mx=(e.clientX-r.left)/r.width,my=(e.clientY-r.top)/r.height;var f=e.deltaY<0?0.88:1.14;var nw=vb[2]*f,nh=vb[3]*f;vb[0]+=(vb[2]-nw)*mx;vb[1]+=(vb[3]-nh)*my;vb[2]=nw;vb[3]=nh;setVB();},{passive:false});+var pan=null;+stage.addEventListener('pointerdown',function(e){pan={x:e.clientX,y:e.clientY};stage.classList.add('drag');stage.setPointerCapture(e.pointerId);});+stage.addEventListener('pointermove',function(e){if(!pan)return;var r=stage.getBoundingClientRect();vb[0]-=(e.clientX-pan.x)/r.width*vb[2];vb[1]-=(e.clientY-pan.y)/r.height*vb[3];pan={x:e.clientX,y:e.clientY};setVB();});+function endPan(){pan=null;stage.classList.remove('drag');}+stage.addEventListener('pointerup',endPan);stage.addEventListener('pointerleave',endPan);+stage.addEventListener('dblclick',function(){vb=base.slice();setVB();});+// ---- cross-highlight bus ----+function els(n){return [].slice.call(document.querySelectorAll('[data-num="'+n+'"]'));}+function clearHi(){[].slice.call(document.querySelectorAll('.hi')).forEach(function(e){e.classList.remove('hi');});}+function hi(n){els(n).forEach(function(e){e.classList.add('hi');});}+function post(n){try{parent.postMessage({type:'lbr-hover',pin:n===null?null:String(n),mpn:MPN},'*');}catch(_){}}+function showTip(n,x,y){var p=byNum[String(n)];if(!p)return;tip.innerHTML='<span class=tn></span><div class=tt></div><div class=td></div>';tip.querySelector('.tn').textContent=n+'  '+(p.name||'');tip.querySelector('.tt').textContent=p.type||'';var d=p.desc||'';if(d)tip.querySelector('.td').textContent=d;else tip.querySelector('.td').style.display='none';tip.style.display='block';tip.style.left=(x+14)+'px';tip.style.top=(y+12)+'px';}+[].slice.call(document.querySelectorAll('.pingroup,.pad')).forEach(function(g){+  var n=g.getAttribute('data-num');+  g.addEventListener('mouseenter',function(e){clearHi();hi(n);post(n);showTip(n,e.clientX,e.clientY);});+  g.addEventListener('mousemove',function(e){tip.style.left=(e.clientX+14)+'px';tip.style.top=(e.clientY+12)+'px';});+  g.addEventListener('mouseleave',function(){clearHi();post(null);tip.style.display='none';});+});+window.addEventListener('message',function(e){var d=e.data||{};if(d.type!=='lbr-hover')return;clearHi();if(d.pin!=null)hi(d.pin);});+// ---- footprint layer toggles ----+[].slice.call(document.querySelectorAll('.lyrtog')).forEach(function(b){+  function apply(on){[].slice.call(document.querySelectorAll('.ly-'+b.getAttribute('data-lyr'))).forEach(function(el){el.classList.toggle('lyr-off',!on);});}+  apply(b.classList.contains('on'));+  b.addEventListener('click',function(){apply(b.classList.toggle('on'));});+});+// ---- auto-grow the host readme iframe ----+function ph(){var h=Math.max(360,Math.min(16000,document.body.scrollHeight||420));parent.postMessage({type:'readme-height',height:h},'*');}+window.addEventListener('load',ph);setTimeout(ph,300);+</script>+</body></html>
viewers/symbol.htmladded+65
@@ -0,0 +1,65 @@+<!doctype html><html lang=en><head><meta charset=utf-8>+<meta name=viewport content="width=device-width,initial-scale=1"><title>MCP23017 symbol</title>+<style>+:root{--bg:#0d1117;--panel:#161b22;--edge:#30363d;--ink:#e6edf3;--mut:#8b949e;--acc:#00b8b0;--accb:#00e6dc;--hi:#6ea8fe}+*{box-sizing:border-box;margin:0}html,body{height:100%}+body{background:var(--bg);color:var(--ink);font-family:'Satoshi',system-ui,sans-serif;display:flex;flex-direction:column}+.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 11px;border-bottom:1px solid var(--edge);flex:none}+.bar .h{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:700}+.bar .sp{flex:1}+.lyrtog{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--mut);background:#1a2130;border:1px solid var(--edge);border-radius:999px;padding:3px 9px;cursor:pointer;user-select:none}+.lyrtog.on{color:var(--ink);border-color:#485162}.lyrtog:not(.on){opacity:.5}+.lyrtog .d{width:8px;height:8px;border-radius:50%;background:#485162}+.stage{flex:1;min-height:0;position:relative;overflow:hidden;background:var(--bg);cursor:grab;touch-action:none}+.stage.drag{cursor:grabbing}+.stage svg{position:absolute;inset:0;width:100%;height:100%}+.pingroup,.pad{cursor:pointer}+.pingroup.hi .pinvis{stroke:var(--hi)!important;stroke-width:7}+rect.pad.hi{stroke:var(--hi);stroke-width:.15;paint-order:stroke}+.lyr-off{display:none}+#tip{position:fixed;z-index:99;pointer-events:none;display:none;max-width:250px;background:#0d1117;border:1px solid var(--acc);border-radius:8px;padding:7px 10px;box-shadow:0 8px 26px #000a}+#tip .tn{font:700 12px ui-monospace,monospace;color:var(--accb)}+#tip .tt{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);margin-top:1px}+#tip .td{font-size:11px;color:var(--ink);margin-top:5px;line-height:1.4}+</style></head><body>+<div class=bar><span class=h>Schematic symbol</span><span class=sp></span></div>+<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-550 -1050 1100 2100' style='width:100%;height:100%'><rect x='-400.0' y='-900.0' width='800.0' height='1800.0' fill='#e35d5d22' stroke='#e35d5d' stroke-width='4'/><g class='pingroup' data-num='1' data-name='GPB0'><line class='pinvis' x1='500.0' y1='100.0' x2='400.0' y2='100.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='100.0' x2='400.0' y2='100.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='62.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>1</text><text x='375.0' y='100.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB0</text><g class='pingroup' data-num='2' data-name='GPB1'><line class='pinvis' x1='500.0' y1='200.0' x2='400.0' y2='200.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='200.0' x2='400.0' y2='200.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='162.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>2</text><text x='375.0' y='200.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB1</text><g class='pingroup' data-num='3' data-name='GPB2'><line class='pinvis' x1='500.0' y1='300.0' x2='400.0' y2='300.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='300.0' x2='400.0' y2='300.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='262.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>3</text><text x='375.0' y='300.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB2</text><g class='pingroup' data-num='4' data-name='GPB3'><line class='pinvis' x1='500.0' y1='400.0' x2='400.0' y2='400.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='400.0' x2='400.0' y2='400.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='362.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>4</text><text x='375.0' y='400.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB3</text><g class='pingroup' data-num='5' data-name='GPB4'><line class='pinvis' x1='500.0' y1='500.0' x2='400.0' y2='500.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='500.0' x2='400.0' y2='500.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='462.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>5</text><text x='375.0' y='500.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB4</text><g class='pingroup' data-num='6' data-name='GPB5'><line class='pinvis' x1='500.0' y1='600.0' x2='400.0' y2='600.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='600.0' x2='400.0' y2='600.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='562.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>6</text><text x='375.0' y='600.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB5</text><g class='pingroup' data-num='7' data-name='GPB6'><line class='pinvis' x1='500.0' y1='700.0' x2='400.0' y2='700.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='700.0' x2='400.0' y2='700.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='662.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>7</text><text x='375.0' y='700.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB6</text><g class='pingroup' data-num='8' data-name='GPB7'><line class='pinvis' x1='500.0' y1='800.0' x2='400.0' y2='800.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='800.0' x2='400.0' y2='800.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='762.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>8</text><text x='375.0' y='800.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPB7</text><g class='pingroup' data-num='9' data-name='V_{DD}'><line class='pinvis' x1='0.0' y1='-1000.0' x2='0.0' y2='-900.0' stroke='#dfe4ec' stroke-width='4'/><line x1='0.0' y1='-1000.0' x2='0.0' y2='-900.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-37.5' y='-950.0' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>9</text><text x='0.0' y='-875.0' font-size='50' fill='#e6e9ef' text-anchor='middle' dominant-baseline='central'>V_{DD}</text><g class='pingroup' data-num='10' data-name='V_{SS}'><line class='pinvis' x1='0.0' y1='1000.0' x2='0.0' y2='900.0' stroke='#dfe4ec' stroke-width='4'/><line x1='0.0' y1='1000.0' x2='0.0' y2='900.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='37.5' y='950.0' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>10</text><text x='0.0' y='875.0' font-size='50' fill='#e6e9ef' text-anchor='middle' dominant-baseline='central'>V_{SS}</text><g class='pingroup' data-num='11' data-name='NC'><line class='pinvis' x1='-400.0' y1='-600.0' x2='-300.0' y2='-600.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-400.0' y1='-600.0' x2='-300.0' y2='-600.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-350.0' y='-562.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>11</text><text x='-275.0' y='-600.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>NC</text><g class='pingroup' data-num='12' data-name='SCK'><line class='pinvis' x1='-500.0' y1='-800.0' x2='-400.0' y2='-800.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='-800.0' x2='-400.0' y2='-800.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='-762.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>12</text><text x='-375.0' y='-800.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>SCK</text><g class='pingroup' data-num='13' data-name='SDA'><line class='pinvis' x1='-500.0' y1='-700.0' x2='-400.0' y2='-700.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='-700.0' x2='-400.0' y2='-700.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='-662.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>13</text><text x='-375.0' y='-700.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>SDA</text><g class='pingroup' data-num='14' data-name='NC'><line class='pinvis' x1='-400.0' y1='-500.0' x2='-300.0' y2='-500.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-400.0' y1='-500.0' x2='-300.0' y2='-500.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-350.0' y='-462.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>14</text><text x='-275.0' y='-500.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>NC</text><g class='pingroup' data-num='15' data-name='A0'><line class='pinvis' x1='-500.0' y1='600.0' x2='-400.0' y2='600.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='600.0' x2='-400.0' y2='600.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='637.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>15</text><text x='-375.0' y='600.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>A0</text><g class='pingroup' data-num='16' data-name='A1'><line class='pinvis' x1='-500.0' y1='700.0' x2='-400.0' y2='700.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='700.0' x2='-400.0' y2='700.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='737.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>16</text><text x='-375.0' y='700.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>A1</text><g class='pingroup' data-num='17' data-name='A2'><line class='pinvis' x1='-500.0' y1='800.0' x2='-400.0' y2='800.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='800.0' x2='-400.0' y2='800.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='837.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>17</text><text x='-375.0' y='800.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>A2</text><g class='pingroup' data-num='18' data-name='~{RESET}'><line class='pinvis' x1='-500.0' y1='100.0' x2='-400.0' y2='100.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='100.0' x2='-400.0' y2='100.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='137.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>18</text><text x='-375.0' y='100.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>~{RESET}</text><g class='pingroup' data-num='19' data-name='INTB'><line class='pinvis' x1='-500.0' y1='-100.0' x2='-400.0' y2='-100.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='-100.0' x2='-400.0' y2='-100.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='-62.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>19</text><text x='-375.0' y='-100.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>INTB</text><g class='pingroup' data-num='20' data-name='INTA'><line class='pinvis' x1='-500.0' y1='-200.0' x2='-400.0' y2='-200.0' stroke='#dfe4ec' stroke-width='4'/><line x1='-500.0' y1='-200.0' x2='-400.0' y2='-200.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='-450.0' y='-162.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>20</text><text x='-375.0' y='-200.0' font-size='50' fill='#e6e9ef' text-anchor='start' dominant-baseline='central'>INTA</text><g class='pingroup' data-num='21' data-name='GPA0'><line class='pinvis' x1='500.0' y1='-800.0' x2='400.0' y2='-800.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-800.0' x2='400.0' y2='-800.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-837.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>21</text><text x='375.0' y='-800.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA0</text><g class='pingroup' data-num='22' data-name='GPA1'><line class='pinvis' x1='500.0' y1='-700.0' x2='400.0' y2='-700.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-700.0' x2='400.0' y2='-700.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-737.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>22</text><text x='375.0' y='-700.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA1</text><g class='pingroup' data-num='23' data-name='GPA2'><line class='pinvis' x1='500.0' y1='-600.0' x2='400.0' y2='-600.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-600.0' x2='400.0' y2='-600.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-637.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>23</text><text x='375.0' y='-600.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA2</text><g class='pingroup' data-num='24' data-name='GPA3'><line class='pinvis' x1='500.0' y1='-500.0' x2='400.0' y2='-500.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-500.0' x2='400.0' y2='-500.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-537.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>24</text><text x='375.0' y='-500.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA3</text><g class='pingroup' data-num='25' data-name='GPA4'><line class='pinvis' x1='500.0' y1='-400.0' x2='400.0' y2='-400.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-400.0' x2='400.0' y2='-400.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-437.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>25</text><text x='375.0' y='-400.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA4</text><g class='pingroup' data-num='26' data-name='GPA5'><line class='pinvis' x1='500.0' y1='-300.0' x2='400.0' y2='-300.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-300.0' x2='400.0' y2='-300.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-337.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>26</text><text x='375.0' y='-300.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA5</text><g class='pingroup' data-num='27' data-name='GPA6'><line class='pinvis' x1='500.0' y1='-200.0' x2='400.0' y2='-200.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-200.0' x2='400.0' y2='-200.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-237.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>27</text><text x='375.0' y='-200.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA6</text><g class='pingroup' data-num='28' data-name='GPA7'><line class='pinvis' x1='500.0' y1='-100.0' x2='400.0' y2='-100.0' stroke='#dfe4ec' stroke-width='4'/><line x1='500.0' y1='-100.0' x2='400.0' y2='-100.0' stroke='transparent' stroke-width='26' pointer-events='stroke'/></g><text x='450.0' y='-137.5' font-size='50' fill='#9fb0c8' text-anchor='middle' dominant-baseline='central'>28</text><text x='375.0' y='-100.0' font-size='50' fill='#e6e9ef' text-anchor='end' dominant-baseline='central'>GPA7</text></svg></div>+<div id=tip></div>+<script>+var KIND="symbol", MPN="MCP23017", PINS=[{"desc":"PORTB bit 0 bidirectional I/O.","name":"GPB0","number":"1","type":"Bidir"},{"desc":"PORTB bit 1 bidirectional I/O.","name":"GPB1","number":"2","type":"Bidir"},{"desc":"PORTB bit 2 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB2","number":"3","type":"Bidir"},{"desc":"PORTB bit 3 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB3","number":"4","type":"Bidir"},{"desc":"PORTB bit 4 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB4","number":"5","type":"Bidir"},{"desc":"PORTB bit 5 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB5","number":"6","type":"Bidir"},{"desc":"PORTB bit 6 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB6","number":"7","type":"Bidir"},{"desc":"PORTB bit 7 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPB7","number":"8","type":"Bidir"},{"desc":"Positive supply.","name":"V_{DD}","number":"9","type":"Power"},{"desc":"Ground reference for supply and all I/O.","name":"V_{SS}","number":"10","type":"Power"},{"desc":"No connect on MCP23017 (this pin is Chip Select /CS on the SPI-variant MCP23S17).","name":"NC","number":"11","type":"NC"},{"desc":"I2C serial clock input (Schmitt-trigger).","name":"SCK","number":"12","type":"Input"},{"desc":"I2C serial data (open-drain, Schmitt-trigger input).","name":"SDA","number":"13","type":"Bidir"},{"desc":"No connect on MCP23017 (this pin is SPI Serial Out on MCP23S17).","name":"NC","number":"14","type":"NC"},{"desc":"Hardware slave address bit 0 (TTL buffer).","name":"A0","number":"15","type":"Input"},{"desc":"Hardware slave address bit 1 (TTL buffer).","name":"A1","number":"16","type":"Input"},{"desc":"Hardware slave address bit 2 (TTL buffer).","name":"A2","number":"17","type":"Input"},{"desc":"Active-low hardware reset (Schmitt-trigger).","name":"~{RESET}","number":"18","type":"Input"},{"desc":"Interrupt output for PORTB.","name":"INTB","number":"19","type":"Output"},{"desc":"Interrupt output for PORTA.","name":"INTA","number":"20","type":"Output"},{"desc":"PORTA bit 0 bidirectional I/O.","name":"GPA0","number":"21","type":"Bidir"},{"desc":"PORTA bit 1 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA1","number":"22","type":"Bidir"},{"desc":"PORTA bit 2 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA2","number":"23","type":"Bidir"},{"desc":"PORTA bit 3 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA3","number":"24","type":"Bidir"},{"desc":"PORTA bit 4 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA4","number":"25","type":"Bidir"},{"desc":"PORTA bit 5 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA5","number":"26","type":"Bidir"},{"desc":"PORTA bit 6 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA6","number":"27","type":"Bidir"},{"desc":"PORTA bit 7 bidirectional I/O with optional interrupt-on-change and weak pull-up.","name":"GPA7","number":"28","type":"Bidir"}];+var byNum={}; PINS.forEach(function(p){byNum[String(p.number)]=p;});+var stage=document.getElementById('stage'), svg=stage.querySelector('svg'), tip=document.getElementById('tip');+// ---- pan/zoom ----+var vb=(svg.getAttribute('viewBox')||'0 0 100 100').split(/\s+/).map(Number), base=vb.slice();+function setVB(){svg.setAttribute('viewBox',vb.join(' '));}+stage.addEventListener('wheel',function(e){e.preventDefault();var r=stage.getBoundingClientRect();var mx=(e.clientX-r.left)/r.width,my=(e.clientY-r.top)/r.height;var f=e.deltaY<0?0.88:1.14;var nw=vb[2]*f,nh=vb[3]*f;vb[0]+=(vb[2]-nw)*mx;vb[1]+=(vb[3]-nh)*my;vb[2]=nw;vb[3]=nh;setVB();},{passive:false});+var pan=null;+stage.addEventListener('pointerdown',function(e){pan={x:e.clientX,y:e.clientY};stage.classList.add('drag');stage.setPointerCapture(e.pointerId);});+stage.addEventListener('pointermove',function(e){if(!pan)return;var r=stage.getBoundingClientRect();vb[0]-=(e.clientX-pan.x)/r.width*vb[2];vb[1]-=(e.clientY-pan.y)/r.height*vb[3];pan={x:e.clientX,y:e.clientY};setVB();});+function endPan(){pan=null;stage.classList.remove('drag');}+stage.addEventListener('pointerup',endPan);stage.addEventListener('pointerleave',endPan);+stage.addEventListener('dblclick',function(){vb=base.slice();setVB();});+// ---- cross-highlight bus ----+function els(n){return [].slice.call(document.querySelectorAll('[data-num="'+n+'"]'));}+function clearHi(){[].slice.call(document.querySelectorAll('.hi')).forEach(function(e){e.classList.remove('hi');});}+function hi(n){els(n).forEach(function(e){e.classList.add('hi');});}+function post(n){try{parent.postMessage({type:'lbr-hover',pin:n===null?null:String(n),mpn:MPN},'*');}catch(_){}}+function showTip(n,x,y){var p=byNum[String(n)];if(!p)return;tip.innerHTML='<span class=tn></span><div class=tt></div><div class=td></div>';tip.querySelector('.tn').textContent=n+'  '+(p.name||'');tip.querySelector('.tt').textContent=p.type||'';var d=p.desc||'';if(d)tip.querySelector('.td').textContent=d;else tip.querySelector('.td').style.display='none';tip.style.display='block';tip.style.left=(x+14)+'px';tip.style.top=(y+12)+'px';}+[].slice.call(document.querySelectorAll('.pingroup,.pad')).forEach(function(g){+  var n=g.getAttribute('data-num');+  g.addEventListener('mouseenter',function(e){clearHi();hi(n);post(n);showTip(n,e.clientX,e.clientY);});+  g.addEventListener('mousemove',function(e){tip.style.left=(e.clientX+14)+'px';tip.style.top=(e.clientY+12)+'px';});+  g.addEventListener('mouseleave',function(){clearHi();post(null);tip.style.display='none';});+});+window.addEventListener('message',function(e){var d=e.data||{};if(d.type!=='lbr-hover')return;clearHi();if(d.pin!=null)hi(d.pin);});+// ---- footprint layer toggles ----+[].slice.call(document.querySelectorAll('.lyrtog')).forEach(function(b){+  function apply(on){[].slice.call(document.querySelectorAll('.ly-'+b.getAttribute('data-lyr'))).forEach(function(el){el.classList.toggle('lyr-off',!on);});}+  apply(b.classList.contains('on'));+  b.addEventListener('click',function(){apply(b.classList.toggle('on'));});+});+// ---- auto-grow the host readme iframe ----+function ph(){var h=Math.max(360,Math.min(16000,document.body.scrollHeight||420));parent.postMessage({type:'readme-height',height:h},'*');}+window.addEventListener('load',ph);setTimeout(ph,300);+</script>+</body></html>