From 804eb6f9c0d6a127c980e6b98a36dbc85446eb25 Mon Sep 17 00:00:00 2001
From: Jeff Parsons <Jeff@pcjs.org>
Date: Tue, 16 Aug 2016 11:34:11 -0700
Subject: [PATCH] Dual VT100 bi-directional communication is now limping along

---
 devices/pc8080/machine/vt100/README.md        |   5 +-
 .../pc8080/machine/vt100/debugger/README.md   |   4 +-
 .../pc8080/machine/vt100/debugger/machine.xml |   2 +-
 devices/pc8080/machine/vt100/dual/README.md   |  21 +
 devices/pc8080/machine/vt100/machine.xml      |   2 +-
 modules/pc8080/lib/serialport.js              |  81 +++-
 versions/pc8080/1.23.3/pc8080-dbg.js          | 379 +++++++++---------
 versions/pc8080/1.23.3/pc8080.js              | 322 +++++++--------
 8 files changed, 449 insertions(+), 367 deletions(-)
 create mode 100644 devices/pc8080/machine/vt100/dual/README.md

diff --git a/devices/pc8080/machine/vt100/README.md b/devices/pc8080/machine/vt100/README.md
index 64e69f0985..082be948c2 100644
--- a/devices/pc8080/machine/vt100/README.md
+++ b/devices/pc8080/machine/vt100/README.md
@@ -3,9 +3,8 @@ layout: page
 title: DEC VT100 Terminal
 permalink: /devices/pc8080/machine/vt100/
 machines:
-  - type: pc8080
-    id: vt100
-    debugger: true
+  - id: vt100
+    type: pc8080
 ---
 
 DEC VT100 Terminal
diff --git a/devices/pc8080/machine/vt100/debugger/README.md b/devices/pc8080/machine/vt100/debugger/README.md
index b1a15b4c70..ec8efda2fe 100644
--- a/devices/pc8080/machine/vt100/debugger/README.md
+++ b/devices/pc8080/machine/vt100/debugger/README.md
@@ -3,8 +3,8 @@ layout: page
 title: DEC VT100 Terminal with Debugger
 permalink: /devices/pc8080/machine/vt100/debugger/
 machines:
-  - type: pc8080
-    id: vt100
+  - id: vt100
+    type: pc8080
     debugger: true
 ---
 
diff --git a/devices/pc8080/machine/vt100/debugger/machine.xml b/devices/pc8080/machine/vt100/debugger/machine.xml
index 115dc3920e..3a2f8364f3 100644
--- a/devices/pc8080/machine/vt100/debugger/machine.xml
+++ b/devices/pc8080/machine/vt100/debugger/machine.xml
@@ -27,7 +27,7 @@
 	<keyboard id="keyboard" model="VT100">
 		<control type="button" binding="setup" padleft="8px">SET-UP</control>
 	</keyboard>
-	<serial id="serial0" adapter="0" binding="print">
+	<serial id="serialPort" adapter="0" binding="print">
 		<control type="button" binding="test" value="HELLO WORLD!\r\n" padleft="8px">TEST RECEIVER</control>
 	</serial>
 	<panel ref="/devices/pc8080/panel/wide.xml"/>
diff --git a/devices/pc8080/machine/vt100/dual/README.md b/devices/pc8080/machine/vt100/dual/README.md
new file mode 100644
index 0000000000..92ba32442d
--- /dev/null
+++ b/devices/pc8080/machine/vt100/dual/README.md
@@ -0,0 +1,21 @@
+---
+layout: page
+title: Dual VT100 Terminals
+permalink: /devices/pc8080/machine/vt100/dual/
+machines:
+  - id: vt100a
+    type: pc8080
+    config: /devices/pc8080/machine/vt100/machine.xml
+    connection: serialPort=vt100b.serialPort
+  - id: vt100b
+    type: pc8080
+    config: /devices/pc8080/machine/vt100/machine.xml
+    connection: serialPort=vt100a.serialPort
+---
+
+Dual VT100 Terminals
+--------------------
+
+{% include machine.html id="vt100a" %}
+
+{% include machine.html id="vt100b" %}
diff --git a/devices/pc8080/machine/vt100/machine.xml b/devices/pc8080/machine/vt100/machine.xml
index 378bca98e2..c9df17c00b 100644
--- a/devices/pc8080/machine/vt100/machine.xml
+++ b/devices/pc8080/machine/vt100/machine.xml
@@ -27,7 +27,7 @@
 	<keyboard id="keyboard" model="VT100">
 		<control type="button" binding="setup" padleft="8px" padbottom="8px">SET-UP</control>
 	</keyboard>
-	<serial id="serial0" adapter="0">
+	<serial id="serialPort" adapter="0">
 		<control type="button" binding="test" value="HELLO WORLD!\r\n" padleft="8px" padbottom="8px">TEST RECEIVER</control>
 	</serial>
 </machine>
diff --git a/modules/pc8080/lib/serialport.js b/modules/pc8080/lib/serialport.js
index 716a5e6490..4e8e6d7204 100644
--- a/modules/pc8080/lib/serialport.js
+++ b/modules/pc8080/lib/serialport.js
@@ -85,7 +85,7 @@ function SerialPort(parmsSerial) {
     this.consoleOutput = null;
 
     /**
-     * controlIOBuffer is a DOM element, if any, bound to the port (currently used for output only; see echoByte()).
+     * controlIOBuffer is a DOM element bound to the port (currently used for output only; see transmitByte()).
      *
      * @type {Object}
      */
@@ -93,7 +93,7 @@ function SerialPort(parmsSerial) {
 
     /*
      * If controlIOBuffer is being used AND 'tabSize' is set, then we make an attempt to monitor the characters
-     * being echoed via echoByte(), maintain a logical column position, and convert any tabs into the appropriate
+     * being echoed via transmitByte(), maintain a logical column position, and convert any tabs into the appropriate
      * number of spaces.
      *
      * charBOL, if nonzero, is a character to automatically output at the beginning of every line.  This probably
@@ -123,6 +123,18 @@ function SerialPort(parmsSerial) {
             serial.receiveData();
         }
     }(this);
+
+    /*
+     * No connection until initBus() invokes initConnection().
+     */
+    this.connection = this.sendByte = null;
+
+    /*
+     * Export all functions required by initConnection(); currently, this is the bare minimum, with no flow control.
+     */
+    this['exports'] = {
+        'receiveByte': this.receiveByte
+    };
 }
 
 /*
@@ -130,7 +142,7 @@ function SerialPort(parmsSerial) {
  * property {number} iAdapter
  * property {number} portBase
  * property {number} nIRQ
- * property {Object} controlIOBuffer is a DOM element, if any, bound to the port (for rudimentary output; see echoByte())
+ * property {Object} controlIOBuffer is a DOM element bound to the port (for rudimentary output; see transmitByte())
  *
  * NOTE: This class declaration started as a way of informing the code inspector of the controlIOBuffer property,
  * which remained undefined until a setBinding() call set it later, but I've since decided that explicitly
@@ -359,9 +371,47 @@ SerialPort.prototype.initBus = function(cmp, bus, cpu, dbg)
     this.chipset = /** @type {ChipSet} */ (cmp.getMachineComponent("ChipSet"));
     bus.addPortInputTable(this, SerialPort.aPortInput, this.portBase);
     bus.addPortOutputTable(this, SerialPort.aPortOutput, this.portBase);
+    this.initConnection();
     this.setReady();
 };
 
+/**
+ * initConnection()
+ *
+ * If a machine 'connection' parameter exists of the form "<sourcePort>=<targetMachine>.<targetPort>",
+ * and "<sourcePort>" matches our idComponent, then look for a component with id "<targetMachine>.<targetPort>".
+ *
+ * If the target component is found, then verify that it has exported functions with the following names:
+ *
+ *      receiveByte(b): called by us when we have a byte to transmit; aliased internally to sendByte(b)
+ *
+ * For now, we're not going to worry about communication in the other direction, because when the target component
+ * performs its own initConnection(), it will find our receiveByte(b) function, at which point communication in both
+ * directions should be established.
+ *
+ * @this {SerialPort}
+ */
+SerialPort.prototype.initConnection = function()
+{
+    var sConnection = this.cmp.getMachineParm("connection");
+    if (sConnection) {
+        var asParts = sConnection.split('=');
+        if (asParts.length == 2) {
+            var sSourceID = str.trim(asParts[0]);
+            var sTargetID = str.trim(asParts[1]);
+            if (sSourceID == this.idComponent) {
+                this.connection = Component.getComponentByID(sTargetID);
+                if (this.connection) {
+                    var exports = this.connection['exports'];
+                    if (exports) {
+                        this.sendByte = exports['receiveByte'];
+                    }
+                }
+            }
+        }
+    }
+};
+
 /**
  * powerUp(data, fRepower)
  *
@@ -545,14 +595,22 @@ SerialPort.prototype.receiveData = function()
 };
 
 /**
- * echoByte(b)
+ * transmitByte(b)
  *
  * @this {SerialPort}
  * @param {number} b
- * @return {boolean} true if echoed, false if not
+ * @return {boolean} true if transmitted, false if not
  */
-SerialPort.prototype.echoByte = function(b)
+SerialPort.prototype.transmitByte = function(b)
 {
+    var fTransmitted = false;
+
+    if (this.sendByte) {
+        if (this.sendByte.call(this.connection, b)) {
+            fTransmitted = true;
+        }
+    }
+
     if (this.controlIOBuffer) {
         if (b == 0x0D) {
             this.iLogicalCol = 0;
@@ -577,9 +635,9 @@ SerialPort.prototype.echoByte = function(b)
             this.controlIOBuffer.scrollTop = this.controlIOBuffer.scrollHeight;
             this.iLogicalCol += nChars;
         }
-        return true;
+        fTransmitted = true;
     }
-    if (this.consoleOutput != null) {
+    else if (this.consoleOutput != null) {
         if (b == 0x0A || this.consoleOutput.length >= 1024) {
             this.println(this.consoleOutput);
             this.consoleOutput = "";
@@ -587,9 +645,10 @@ SerialPort.prototype.echoByte = function(b)
         if (b != 0x0A) {
             this.consoleOutput += String.fromCharCode(b);
         }
-        return true;
+        fTransmitted = true;
     }
-    return false;
+
+    return fTransmitted;
 };
 
 /**
@@ -649,7 +708,7 @@ SerialPort.prototype.outData = function(port, bOut, addrFrom)
     this.printMessageIO(port, bOut, addrFrom, "DATA");
     this.bDataOut = bOut;
     this.bStatus &= ~(SerialPort.UART8251.STATUS.XMIT_READY | SerialPort.UART8251.STATUS.XMIT_EMPTY);
-    if (this.echoByte(bOut)) {
+    if (this.transmitByte(bOut)) {
         this.bStatus |= (SerialPort.UART8251.STATUS.XMIT_READY | SerialPort.UART8251.STATUS.XMIT_EMPTY);
     }
 };
diff --git a/versions/pc8080/1.23.3/pc8080-dbg.js b/versions/pc8080/1.23.3/pc8080-dbg.js
index 0f9ced2b54..1eae66cb9e 100644
--- a/versions/pc8080/1.23.3/pc8080-dbg.js
+++ b/versions/pc8080/1.23.3/pc8080-dbg.js
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+m.Nd=function(a,b,c){D(this,a,b,c,"SOUND2",null,!0);this.za=b};m.Od=function(a,b,c){D(this,a,b,c,"WATCHDOG",null,!0)};function Id(a){var b=0,c=0,d=~a.X;for(a=0;10>a;a++)d&1&&(b=9-a),d>>=1;for(a=0;10>a;a++)d&1&&(c=9-a),d>>=1;return 10*b+c}
+m.Dd=function(a,b){var c=this.K,c=c&~V.Ja.nc;if((Dc(this.b)&64)<<1&&(c|=V.Ja.nc,c!=this.K)){var d,e;d=this.P&1;e=this.P>>1&7;switch(e){case V.Ka.Ta.pd:break;case V.Ka.Ta.Oc:this.X=this.X<<1|d;break;case V.Ka.Ta.Tc:d=Id(this);this.L[d]=V.Ka.Lb;ib(this,"doNVRCommand(): erase data at addr "+t(d));break;case V.Ka.Ta.Pc:this.u=this.u<<1|d;break;case V.Ka.Ta.td:d=Id(this);e=this.u&V.Ka.Lb;this.L[d]=e;ib(this,"doNVRCommand(): write data "+t(e)+" to addr "+t(d));break;case V.Ka.Ta.nd:d=Id(this);e=this.L[d];
+null==e&&(e=V.Ka.Lb);this.u=e;ib(this,"doNVRCommand():  read data "+t(e)+" from addr "+t(d));break;case V.Ka.Ta.od:this.u<<=1;this.ea=this.u&V.Ka.Lb+1;break;default:ib(this,"doNVRCommand(): unrecognized command 0x"+n(e,2))}}c&=~V.Ja.oc;this.ea&&(c|=V.Ja.oc);c&=~V.Ja.jc;this.J&&this.J.$b()&&(c|=V.Ja.jc);c&=~V.Ja.qc;this.Na&&this.Na.$b()&&(c|=V.Ja.qc);this.K=c;D(this,a,null,b,"FLAGS",c);return c};m.Pd=function(a,b,c){D(this,a,b,c,"BRIGHTNESS");this.ia=b};
+m.Sd=function(a,b,c){D(this,a,b,c,"NVR.LATCH");this.P=b};m.Rd=function(a,b,c){D(this,a,b,c,"DC012");a=b&3;switch(b>>2&3){case 0:this.I=this.I&-4|a;break;case 1:this.I=this.I&-13|a<<2;this.video&&(b=this.video,a=this.I,ib(b,"updateScrollOffset("+a+")"),b.hb!==a&&(b.hb=a,Jd(b,-1)));break;case 2:switch(a){case 0:this.da=~this.da;break;case 2:case 3:this.ra=3-a}break;case 3:this.qa=a}};
+m.Qd=function(a,b,c){D(this,a,b,c,"DC011");b&V.Ua.md?(b&=V.Ua.pc,this.O!=b&&(this.O=b,this.video&&(a=this.video,b=this.O==V.Ua.pc?50:60,ib(a,"updateRate("+b+")"),a.Zb=b))):(b&=V.Ua.ic,this.N!=b&&(this.N=b,this.video&&(a=this.N==V.Ua.ic?132:80,b=this.video,ib(b,"updateDimensions("+a+","+(80<a&&this.K&V.Ja.mc?14:24)+")"),b.ea=a,b.oa=b.yc,80<a&&b.oa--,Kd(b)&&Ld(b))))};U.Rb={0:T.prototype.Ad,1:T.prototype.Bd,2:T.prototype.Cd,3:T.prototype.zd};
+U.Sb={2:T.prototype.Kd,3:T.prototype.Md,4:T.prototype.Ld,5:T.prototype.Nd,6:T.prototype.Od};V.Rb={66:T.prototype.Dd};V.Sb={66:T.prototype.Pd,98:T.prototype.Sd,162:T.prototype.Rd,194:T.prototype.Qd};Ja(function(){for(var a=B(document,"pc8080","chipset"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new T(d);gb(d,c)}});
+function Md(a){w.call(this,"ROM",a,Md);this.A=null;this.F=a.addr;this.u=a.size;this.J=a.writable;this.B=a.alias;this.I=a.file;this.K=ba(this.I);if(this.I){a=this.I;var b=da(this.K);"json"!=b&&"hex"!=b&&(a=ra()+"/api/v1/dump?file="+this.I+"&format=bytes&decimal=true");var c=this;qa(a,null,!0,function(a,b,f){Nd(c,a,b,f)})}}Xa(Md);var Od=[0,5];Md.prototype.Qa=function(a,b,c,d){this.w=b;this.b=c;this.H=d;Pd(this)};
+Md.prototype.Ea=function(){if(this.Ra){if(this.H){var a=this.H,b=this.id,c=this.F,d=this.u,e=this.Ra,f=[],h;for(h in e){var g=e[h];"number"==typeof g&&(e[h]=g={o:g});var k=g.o,l=g.a;if(void 0!==k){var q=f,k=[k>>>0,h],p=ma(q,k,a.Ya);0>p&&q.splice(-(p+1),0,k)}l&&(g.a=l.replace(/''/g,'"'))}a.J.push({Ie:b,G:c,Fd:d,Ra:e,rc:f})}delete this.Ra}return!0};Md.prototype.Ha=function(){return!0};
+function Nd(a,b,c,d){if(d)a.ja("Unable to load system ROM (error "+d+": "+b+")");else{ab(a.Yb,b,c);if("["==c.charAt(0)||"{"==c.charAt(0))try{var e=eval("("+c+")"),f=e.bytes,h=e.data;if(f)a.A=f;else if(h)for(a.A=Array(4*h.length),d=c=0;c<h.length;c++)a.A[d++]=h[c]&255,a.A[d++]=h[c]>>8&255,a.A[d++]=h[c]>>16&255,a.A[d++]=h[c]>>24&255;else a.A=e;a.Ra=e.symbols;if(!a.A.length){v("Empty ROM: "+b);return}if(1==a.A.length){v(a.A[0]);return}}catch(g){a.ja("ROM data error: "+g.message);return}else for(b=c.replace(/\n/gm,
+" ").replace(/ +$/,"").split(" "),a.A=Array(b.length),e=0;e<b.length;e++)a.A[e]=aa(b[e],16);Pd(a)}}
+function Pd(a){if(!mb(a))if(!a.I)E(a);else if(a.A&&a.w){a.u||(a.u=a.A.length);if(a.A.length!=a.u)nb(a,"ROM size (0x"+n(a.A.length)+") does not match specified size ("+("0x"+n(a.u))+")");else if(Qd(a,a.F)){var b=[];"number"==typeof a.B?b.push(a.B):null!=a.B&&a.B.length&&(b=a.B);for(var c=0;c<b.length;c++){for(var d=a,e=b[c],f=d.w,h=d.u,g=[],k=d.F>>>f.pa;0<h&&k<f.Y.length;)g.push(f.Y[k++]),h-=f.Ga;f=d.w;d=d.u;h=0;for(e>>>=f.pa;0<d&&e<f.Y.length;){k=g[h++];if(!k)break;f.Y[e++]=k;d-=f.Ga}}delete a.A}E(a)}}
+function Qd(a,b){if(xb(a.w,b,a.u,a.J?1:Yb)){var c;for(c=0;c<a.A.length;c++)Cb(a.w,b+c,a.A[c]);if(a.J&&256==b){for(c=0;c<Od.length;c++)Cb(a.w,Od[c],118);Lc(a.b,function(a){return function(b){if(0<=Od.indexOf(b)){var c=!1,h=a.b,g=a.H;if(5==b)switch(c=!0,h.T){case 2:Rd(a,String.fromCharCode(h.V));break;case 9:for(var k=Rc(h),l="",q=255;q--;){var p=a.b.aa(k++);if(36==p)break;l+=String.fromCharCode(p)}Rd(a,l);break;default:c=!1}c?Fd.call(h):g&&(a.g("\nCP/M vector "+t(b)),G(h,b),g.na());b=!0}else b=!1;
+return b}}(a));Nc(a.b,b)}return!0}return!1}function Rd(a,b){b=b.replace(/\r/g,"");a.Fa&&(a.Fa.value+=b,a.Fa.scrollTop=a.Fa.scrollHeight)}Ja(function(){for(var a=B(document,"pc8080","rom"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new Md(d);gb(d,c)}});function Sd(a){w.call(this,"RAM",a,Sd);this.B=a.addr;this.u=a.size;this.A=!1}Xa(Sd);m=Sd.prototype;m.Qa=function(a,b,c,d){this.w=b;this.b=c;this.H=d;E(this)};m.Ea=function(a,b){b||this.reset();return!0};m.Ha=function(a){return a?this.save():!0};
+m.reset=function(){!this.A&&this.u&&xb(this.w,this.B,this.u,1)&&(this.A=!0);this.A||v("No RAM allocated")};m.save=function(){return null};m.restore=function(){return!0};Ja(function(){for(var a=B(document,"pc8080","ram"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new Sd(d);gb(d,c)}});function Td(a){w.call(this,"Keyboard",a,Td,65536);(a=a.model)&&!Ud[a]&&La("Unrecognized Keyboard model: "+a);this.w=Ud[a]||{};this.reset();E(this)}Xa(Td);
+var Vd={Aa:1978.1,C:{},hc:{65:37,68:39,76:32},xb:{},Va:{"1p":49,"2p":50,coin:51,left:37,right:39,fire:32}},W={Aa:100,C:{},hc:{},xb:{},Va:{setup:120},Qc:{Ba:130,INIT:127},La:{Ba:130,dd:1,cd:2,bd:4,ad:8,ed:16,lc:32,kc:63,qd:64,ae:128,INIT:0},$c:127};W.C[46]=3;W.C[80]=5;W.C[79]=6;W.C[89]=7;W.C[84]=8;W.C[87]=9;W.C[81]=10;W.C[39]=16;W.C[221]=20;W.C[219]=21;W.C[73]=22;W.C[85]=23;W.C[82]=24;W.C[69]=25;W.C[49]=26;W.C[37]=32;W.C[40]=34;W.C[117]=35;W.C[19]=35;W.C[192]=36;W.C[189]=37;W.C[57]=38;W.C[55]=39;
 W.C[52]=40;W.C[51]=41;W.C[27]=42;W.C[38]=48;W.C[114]=49;W.C[112]=50;W.C[8]=51;W.C[187]=52;W.C[48]=53;W.C[56]=54;W.C[54]=55;W.C[53]=56;W.C[50]=57;W.C[9]=58;W.C[103]=64;W.C[115]=65;W.C[113]=66;W.C[96]=67;W.C[118]=68;W.C[220]=69;W.C[76]=70;W.C[75]=71;W.C[71]=72;W.C[70]=73;W.C[65]=74;W.C[104]=80;W.C[2013]=81;W.C[98]=82;W.C[97]=83;W.C[222]=85;W.C[186]=86;W.C[74]=87;W.C[72]=88;W.C[68]=89;W.C[83]=90;W.C[110]=96;W.C[116]=97;W.C[101]=98;W.C[100]=99;W.C[13]=100;W.C[190]=101;W.C[188]=102;W.C[78]=103;
-W.C[66]=104;W.C[88]=105;W.C[119]=106;W.C[105]=112;W.C[99]=113;W.C[102]=114;W.C[109]=115;W.C[191]=117;W.C[77]=118;W.C[32]=119;W.C[86]=120;W.C[67]=121;W.C[90]=122;W.C[120]=123;W.C[17]=124;W.C[16]=125;W.C[20]=126;W.wb={l4:W.Ma.cd,l3:W.Ma.bd,l2:W.Ma.ad,l1:W.Ma.$c,locked:W.Ma.dd,local:W.Ma.kc,online:~W.Ma.kc};var Td={SI1978:Ud,VT100:W};
-Sd.prototype.ma=function(a,b,c){var d=this,e=a+"-"+b;if(void 0===this.M[e]){if("led"==a&&this.w.wb[b])return this.M[e]=c,!0;switch(b){case "kbd":return c.onkeydown=function(a){return Vd(d,a,!0)},c.onkeyup=function(a){return Vd(d,a,!1)},!0;default:if(this.w.Va&&void 0!==this.w.Va[b])return this.M[e]=c,a=function(a,b){return function(){Wd(a,b,!0)}}(this,this.w.Va[b]),b=function(a,b){return function(){Wd(a,b,!1);a.A&&a.A.fb()}}(this,this.w.Va[b]),"ontouchstart"in window?(c.ontouchstart=a,c.ontouchend=
-b):(c.onmousedown=a,c.onmouseup=c.onmouseout=b),!0}}return!1};Sd.prototype.Qa=function(a,b,c,d){this.A=a;this.b=c;this.H=d;this.I=sb(a,"ChipSet");Db(b,this,this.w.Rb);Hb(b,this,this.w.Sb)};Sd.prototype.Ea=function(a,b){if(!b)if(!a)this.reset();else if(!this.restore(a))return!1;return!0};Sd.prototype.Ia=function(a){return a?this.save():!0};W.INIT=[[W.Ma.INIT,W.Pc.INIT,-1]];m=Sd.prototype;m.reset=function(){this.u=[];this.w.INIT&&!this.restore(this.w.INIT)&&this.ja("reset error")};
-m.save=function(){var a=new H(this);switch(this.w.Aa){case W.Aa:I(a,0,[this.J,this.F,-1])}return a.data()};m.restore=function(a){var b;if(a&&(b=a[0])&&b.length)switch(this.w.Aa){case Ud.Aa:return!0;case W.Aa:return this.J=b[0],Xd(this,this.J&W.Ma.jc),this.F=b[1],this.B=b[2],!0}return!1};function Xd(a,b){for(var c in a.w.wb){var d=a.M["led-"+c];if(d){var e=a.w.wb[c],f=!!(b&e);e&e-1&&(f=!(b&~e));d.style.backgroundColor=f?"#ff0000":"#000000"}}}
-function Vd(a,b,c){var d=!0,e;a:if(e=b.keyCode,e=a.w.gc[e]||e,!a.w.C[e]){for(var f in a.w.Va)if(a.w.Va[f]===e){e=f;break a}e=null}e&&(d=Wd(a,e,c),b.preventDefault());return d}
-function Wd(a,b,c){var d;a:{for(d=0;d<a.u.length;d++)if(a.u[d].ec==b)break a;d=-1}if(c)0>d?a.u.push({ec:b,ac:Date.now(),Mb:!1}):(a.u[d].ac=Date.now(),a.u[d].Mb=!1);else if(0<=d){if(!a.u[d].Mb){var e=a.u[d].ac;if(e&&100>Date.now()-e)return a.u[d].Mb=!0,Yd(a),!0}a.u.splice(d,1)}if(a.I){d=0;switch(b){case "1p":d=U.Wa.fd;break;case "2p":d=U.Wa.kd;break;case "coin":d=U.Wa.Rc;break;case "left":d=U.Wa.hd;break;case "right":d=U.Wa.jd;break;case "fire":d=U.Wa.gd}d&&(a=a.I,b=d,a.F&=~b,c&&(a.F|=b))}return!0}
-function Yd(a){for(var b=0,c=-1;b<a.u.length;){if(a.u[b].Mb){var d=a.u[b].ec,e=100-(Date.now()-a.u[b].ac);if(0<e){if(0>c||c>e)c=e}else{Wd(a,d,!1);b=0;continue}}b++}0<=c&&setTimeout(function(){Yd(a)},c)}m.Zb=function(){return!0};m.Dd=function(a,b){var c=this.F;0<=this.B&&(this.B<this.u.length?(c=this.u[this.B],this.B++,c=W.C[c.ec],c&128&&(c&=127)):(this.B=-1,c=W.Zc),this.F=c,zd(this.b,1));D(this,a,null,b,"KBDUART.ADDRESS",c);return c};
-m.Sd=function(a,b,c){D(this,a,b,c,"KBDUART.STATUS");this.J=b;Xd(this,b&W.Ma.jc);b&W.Ma.pd&&(this.B=0,zd(this.b,1))};W.Rb={130:Sd.prototype.Dd};W.Sb={130:Sd.prototype.Sd};Ja(function(){for(var a=B(document,"pc8080","keyboard"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new Sd(d);fb(d,c)}});
-function Zd(a,b,c,d,e){var f=this;this.Fc=ya("Gecko/");var h=["","moz","ms","webkit"];w.call(this,"Video",a,Zd,262144);this.ca=a.screenWidth;this.P=a.screenHeight;this.ya=a.bufferAddr;this.Vd=a.bufferRAM;var g=a.bufferFormat;this.ga=g&&$d[g.toUpperCase()]||ae;this.ea=a.bufferCols;this.ha=a.bufferRows;this.xc=this.oa=a.cellWidth||1;this.ka=a.cellHeight||1;this.Fa=null;this.Ec=!1;this.Za=a.bufferBits||1;this.Wd=a.bufferLeft||0;if(this.B=a.bufferRotate)this.B=this.B%360,0<this.B&&(this.B-=360),-90!=
-this.B&&(this.ja("unsupported buffer rotation: "+this.B),this.B=0);this.zb=a.interruptRate;this.Xd=a.refreshRate||60;this.O=b;this.I=c;this.Ca=(this.Yd=d)||b||null;this.Td=this.ca;this.Ud=this.P;this.yc=this.ca/this.ea|0;this.zc=this.P/this.ha|0;1<this.ka&&(this.ha++,this.gb=0);b=a.smoothing;(c=Sa.smoothing)&&(b="true"==c);if(null!=b)for(c=0;c<h.length;c++)if(d=(d=h[c])?d+"ImageSmoothingEnabled":"imageSmoothingEnabled",void 0!==this.I[d]){this.I[d]=b;break}if(this.F=a.screenRotate)this.F=this.F%360,
-0<this.F&&(this.F-=360),-90!=this.F?(this.ja("unsupported screen rotation: "+this.F),this.F=0):(this.I.translate(0,this.P),this.I.rotate(this.F*Math.PI/180),this.I.scale(this.P/this.ca,this.ca/this.P));if(this.u=e)if(this.u.ib=e.requestFullscreen||e.msRequestFullscreen||e.mozRequestFullScreen||e.webkitRequestFullscreen,this.u.ib){for(c=0;c<h.length;c++)if(d=h[c]+"fullscreenchange","on"+d in document){document.addEventListener(d,function(){be(f,document.fullscreenElement||document.msFullscreenElement||
-document.mozFullScreenElement||document.webkitFullscreenElement?!0:!1)},!1);break}for(c=0;c<h.length;c++)if(d=h[c]+"fullscreenerror","on"+d in document){document.addEventListener(d,function(){be(f,null)},!1);break}}if(this.ia=a.fontROM)"json"!=da(this.ia)&&(this.ia=ra()+"/api/v1/dump?file="+this.ia+"&format=bytes"),qa(this.ia,null,!0,function(a,b,c){ce(f,a,b,c)});this.yb={}}Za(Zd);var ae=0,$d={SI1978:1,VT100:2};
-function Jd(a){a.L=a.ea*a.oa;a.da=a.ha*a.ka;var b=a.L,c=a.da;a.B&&(b=a.da,c=a.L);a.Z=0;if(!a.Vd&&(a.Z=(a.L*a.Za>>3)*a.da,!wb(a.w,a.ya,a.Z,3)))return!1;a.Z?(a.Gc=a.I.createImageData(b,c),a.Jc=16/a.Za|0,de(a,a.Z>>1)):de(a,(a.ea+1)*a.ha);a.N=document.createElement("canvas");a.N.width=b;a.N.height=c;a.hb=a.N.getContext("2d");a.va={};a.Da=1<<a.Za;a.wa=Array(a.Da+2);a.wa[0]=[0,0,0,255];a.wa[1]=[255,255,255,255];1==a.ga&&(a.wa[a.Da+0]=[255,255,0,255],a.wa[a.Da+1]=[0,255,0,255]);2==a.ga&&(a.Yb=60,a.xb=!1,
-a.Xa=Array(a.ea));return!0}Zd.prototype.Qa=function(a,b,c,d){this.A=a;this.w=b;this.b=c;this.H=d;Jd(this);if(this.J=sb(a,"Keyboard")){for(var e in this.yb)this.J.ma("led",e,this.yb[e]);this.O&&this.J.ma(this.Yd?"textarea":"canvas","kbd",this.Ca)}this.ia||E(this)};
-function ce(a,b,c,d){if(d)a.ja("Unable to load font ROM (error "+d+": "+b+")");else{ab(a.Xb,b,c);try{var e=eval("("+c+")"),f=e.bytes||e;if(!f||!f.length){v("Empty font ROM: "+b);return}if(1==f.length){v(f[0]);return}if(2048==f.length)a.Fa=f,Kd(a);else{a.ja("Unrecognized font data length ("+f.length+")");return}}catch(h){a.ja("Font ROM data error: "+h.message);return}(a.I||a.H)&&E(a)}}
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+Td.prototype.ma=function(a,b,c){var d=this,e=a+"-"+b;if(void 0===this.M[e]){if("led"==a&&this.w.xb[b])return this.M[e]=c,!0;switch(b){case "kbd":return c.onkeydown=function(a){return Wd(d,a,!0)},c.onkeyup=function(a){return Wd(d,a,!1)},!0;default:if(this.w.Va&&void 0!==this.w.Va[b])return this.M[e]=c,a=function(a,b){return function(){Xd(a,b,!0)}}(this,this.w.Va[b]),b=function(a,b){return function(){Xd(a,b,!1);a.A&&a.A.gb()}}(this,this.w.Va[b]),"ontouchstart"in window?(c.ontouchstart=a,c.ontouchend=
+b):(c.onmousedown=a,c.onmouseup=c.onmouseout=b),!0}}return!1};Td.prototype.Qa=function(a,b,c,d){this.A=a;this.b=c;this.H=d;this.I=tb(a,"ChipSet");Eb(b,this,this.w.Rb);Ib(b,this,this.w.Sb)};Td.prototype.Ea=function(a,b){if(!b)if(!a)this.reset();else if(!this.restore(a))return!1;return!0};Td.prototype.Ha=function(a){return a?this.save():!0};W.INIT=[[W.La.INIT,W.Qc.INIT,-1]];m=Td.prototype;m.reset=function(){this.u=[];this.w.INIT&&!this.restore(this.w.INIT)&&this.ja("reset error")};
+m.save=function(){var a=new H(this);switch(this.w.Aa){case W.Aa:I(a,0,[this.J,this.F,-1])}return a.data()};m.restore=function(a){var b;if(a&&(b=a[0])&&b.length)switch(this.w.Aa){case Vd.Aa:return!0;case W.Aa:return this.J=b[0],Yd(this,this.J&W.La.kc),this.F=b[1],this.B=b[2],!0}return!1};function Yd(a,b){for(var c in a.w.xb){var d=a.M["led-"+c];if(d){var e=a.w.xb[c],f=!!(b&e);e&e-1&&(f=!(b&~e));d.style.backgroundColor=f?"#ff0000":"#000000"}}}
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+function Zd(a){for(var b=0,c=-1;b<a.u.length;){if(a.u[b].Mb){var d=a.u[b].fc,e=100-(Date.now()-a.u[b].bc);if(0<e){if(0>c||c>e)c=e}else{Xd(a,d,!1);b=0;continue}}b++}0<=c&&setTimeout(function(){Zd(a)},c)}m.$b=function(){return!0};m.Ed=function(a,b){var c=this.F;0<=this.B&&(this.B<this.u.length?(c=this.u[this.B],this.B++,c=W.C[c.fc],c&128&&(c&=127)):(this.B=-1,c=W.$c),this.F=c,Ad(this.b,1));D(this,a,null,b,"KBDUART.ADDRESS",c);return c};
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-function ge(a,b){for(var c=a.ya,d=-1,e=0,f=60==a.Yb?2:5,h=0,g=0;e<a.ha;){var k=0,l=c,q=d,p=a.ea;for(96!=q&&(p>>=1);;){var r=zb(a.w,l++);if(127==(r&127)){var u=zb(a.w,l++),d=u&96,c=(u&15)<<8|zb(a.w,l),c=c+(u&16?8192:16384);break}if(k<p)a.Xa[k++]=r;else break}if(f)f--;else{for(;k<a.Xa.length;)a.Xa[k++]=0;if(0<=q)for(l=a.za&&a.K[h]==p,a.K[h++]=p,p=0;p<k;p++){r=a.Xa[p];if(!l||r!==a.K[h]){a.K[h]=r;var u=a,x=a.hb,z=r&127;if(r=u.va[q][r&128?1:0]){var A=(z&15)*r.oa,z=(z>>4)*r.ka,K=void 0,C=void 0,R=void 0,
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+$d.prototype.Ea=function(){if(2==this.ga){for(var a={0:[32,"SET-UP A"],2:[64,'TO EXIT PRESS "SET-UP"'],22:[96,"        T       T       T       T       T       T       T       T       T"],23:[96,"1234567890","1234567890","1234567890","1234567890","1234567890","1234567890","1234567890","1234567890"],24:[]},b=this.ya,c=-1,d=-1,e,f=-(60==this.Zb?2:5);f<this.ha;f++){var h=a[f];if(0<=c){var g=!1,c=b+2;h?h.length?d=h[0]:(c=b-1,g=!0):32==d&&(h=a[f-1],d=0);e=d&96|c>>8&15|16;Cb(this.w,b++,e);Cb(this.w,b++,
+c&255);if(g)break}if(h)for(c=0,e=1;e<h.length;e++){for(var g=h[e],k=0;k<g.length;k++)Cb(this.w,b++,g.charCodeAt(k)|c);c^=128}Cb(this.w,b++,127);c=b}he(this)}return!0};$d.prototype.ma=function(a,b,c){var d=this;if("led"==a||"rled"==a)return this.zb[b]=c,!0;switch(b){case "fullScreen":return this.M[b]=c,this.u&&this.u.jb?c.onclick=function(){d.jb()}:c.parentNode.removeChild(c),!0}return!1};
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 function Hf(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return Df(a)||a.g("no variables"),!0;if(!c[2])return Df(a,c[1]);if(!c[3])return delete a.ga[c[1]],!0;var d=He(a,c[3]);return void 0!==d?(a.ga[c[1]]=d,!0):!1}a.g("invalid assignment:"+b);return!1}
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+192);break;case "IF":d.va=g?d.va|512:d.va&-513;break;default:a.g("unknown register: "+e);return}if(!h){a.g("invalid value: "+f);return}Ac(d);a.g("updated registers:")}a.g(yf(a));c&&(a.O=X(d.R),Re(a,Y(a.O.G)))}}function Kf(a,b){b=la(b);var c=b.match(/^(['"])(.*?)\1$/);c?a.g(Oe(a,c[2])):He(a,b,!0)}function Lf(a,b,c){var d="t"!=b;c=Bf(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);za(c,function(){return kb(a,!0)&&a.ub(e,d,!1)},function(){Ac(a.b);kb(a,!1)})}
+function Re(a,b,c,d){if(b=Ce(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c){d=Ce(a,c,!0);if(!d||d.G<b.G)return;e=d.G-b.G;if(256<e){a.g("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=lb(a,!1)||a.X?a.L:null;var h=null!=f?"cycles":null,g=Ef(a,b),k=b.G;if(g[0]&&d&&(!c&&d||0>g[0].indexOf("+"))){var l=g[0]+":";g[2]&&(l+=" "+g[2]);a.g(l)}g[3]&&(h=g[3],f=null);f=vf(a,b,h,f);a.g(f);a.O=b;e-=b.G-k;c++}}}
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-function uf(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.ea&&(a.g("ended assemble at "+Y(a.da.G)),a.O=a.da,a.ea=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.wa=null;if(lb(a)&&0<b.length){a.ea&&(b="a "+Y(a.da.G)+" "+b);var f=b.replace(/ +/g," ").split(" ");if(f&&f.length)for(var h=f[0],g=h.charAt(0),k=1;k<h.length;k++){var l=h.charAt(k);if("?"==g||"r"==g||"a">l||"z"<l){f[0]=h.substr(k);f.unshift(h.substr(0,k));break}}switch(f[0].charAt(0)){case "a":var q=Ce(a,f[1],!0);if(q)if(a.da=
-q,void 0===f[2])a.g("begin assemble at "+Y(q.G)),a.ea=!0,nc(a.b);else{var p;a.g("not supported yet");p=[];if(p.length){for(var r=0;r<p.length;r++)a.ra(q,p[r],1);a.g(vf(a,a.da))}}break;case "b":a:{var u=f[0],x=f[1],z=b;if("?"==x)a.g("breakpoint commands:"),a.g("\tbi [p]\ttoggle break on input port [p]"),a.g("\tbo [p]\ttoggle break on output port [p]"),a.g("\tbp [a]\tset exec breakpoint at addr [a]"),a.g("\tbr [a]\tset read breakpoint at addr [a]"),a.g("\tbw [a]\tset write breakpoint at addr [a]"),
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-rf(a,a.F,C)||a.g("breakpoint missing: "+Y(C.G)):"i"==A?a.g("breakpoint "+(Cb(a.w,C.G)?"enabled":"cleared")+": port "+x+" (input)"):"o"==A?a.g("breakpoint "+(Gb(a.w,C.G)?"enabled":"cleared")+": port "+x+" (output)"):null!=C.G&&(Ie(a,C,z),"p"==A?a.Ya(a.u,C):"r"==A?a.Ya(a.P,C):"w"==A?a.Ya(a.F,C):a.g("unknown breakpoint command: "+A))}}}break;case "c":a.Ga&&(a.Ga.value="");break;case "d":a:{var R,ia=f[0],ca=f[1],ja=f[2],fg=f[3];if("?"==ca){var Ea="";for(R in ze)a.Ca[R]&&(Ea&&(Ea+=","),Ea+=R);Ea+=",state,symbols";
-a.g("dump memory commands:");a.g("\tdb [a] [#]    dump # bytes at address a");a.g("\tdw [a] [#]    dump # words at address a");a.g("\tdd [a] [#]    dump # dwords at address a");a.g("\tdh [#] [#]    dump # instructions from history");Ea.length&&a.g("dump extension commands:\n\t"+Ea)}else if("state"==ca){var Se=Mf(a.A,!0);"console"==ja?console.log(Se):(a.Ga&&(a.Ga.value=""),a.g(Se))}else if("symbols"==ca)for(var gd=0;gd<a.J.length;gd++){var hd=a.J[gd],mb;for(mb in hd.Ra)if("."!=mb.charAt(0)){var Te=
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-[];"call"==Xe&&(nb=1E5,id=["CALL"]);for(void 0!==We&&a.g(fa+" instructions earlier:");0<nb&&Z!=a.ha;){var $e=Fa[Z++];if(null==$e.G)break;var Kb=X($e.G),gg=fa--,af=vf(a,Kb,"history",gg);(!id.length||0<=af.indexOf(id[0]))&&a.g(af);Kb.Ub&&(Z+=Kb.Ub,nb-=Kb.Ub,fa-=Kb.Ub);Z>=Fa.length&&(Z=0);a.hb=fa;Ze++;nb--}}Ze||(a.g("no "+Ye+"history available"),a.hb=void 0)}else{var oc=Ce(a,ca);if(oc){var pc=0;ja&&("l"==ja.charAt(0)&&(ja=ja.substr(1)||fg),pc=Bf(a,ja)>>>0,65536<pc&&(pc=65536));for(var Xa="",qc="dd"==
-ia?4:"dw"==ia?2:1,rc=qc*pc||128,hg=rc+15>>4||1;hg--&&0<rc;){var sc=0,jd=0,Lb,Mb="",kd="",ca=Y(oc.G);for(Lb=16;0<Lb&&0<rc;Lb--){var tc=a.aa(oc,1),sc=sc|tc<<(jd++<<3);jd==qc&&(Mb+=n(sc,2*qc),Mb+=1==qc?9==Lb?"-":" ":"  ",sc=jd=0);kd+=32<=tc&&128>tc?String.fromCharCode(tc):".";rc--}Xa&&(Xa+="\n");Xa+=ca+"  "+Mb+(0==Lb?" "+kd:"")}Xa&&a.g(Xa);a.Za=oc}}}}break;case "e":if("else"==f[0])break;var uc=1,bf=255,cf=a.aa,df=a.ra;"ew"==f[0]&&(uc=2,bf=65535,cf=a.Sa,df=a.Tb);var ef=uc<<1,ff=f[1];if(null==ff)a.g("edit memory commands:"),
-a.g("\teb [a] [...]  edit bytes at address a"),a.g("\tew [a] [...]  edit words at address a");else{var vc=Ce(a,ff);if(vc)for(var wc=2;wc<f.length;wc++){var Nb=He(a,f[wc]);if(void 0===Nb){a.g("unrecognized value: "+f[wc]);break}Nb&~bf&&a.g("warning: "+n(Nb)+" exceeds "+uc+"-byte value");var ig=cf.call(a,vc);a.g("changing "+Y(vc.G)+" from 0x"+n(ig,ef)+" to 0x"+n(Nb,ef));df.call(a,vc,Nb,uc)}}break;case "f":Gf(a,f[1]);break;case "g":a:{var gf=f[1],jg=b;if(void 0!==gf){var ld=Ce(a,gf,!0);if(!ld)break a;
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-a.Sa(Pb,2);if(null==Pb.G||!ng--)break;for(var og=a,yc=hf,jf=null,Qb=yc.G,kf=Qb,sd=1;6>=sd&&Qb;sd++){if(2<sd){yc.G=Qb;var zc=vf(og,yc);if(0<=zc.indexOf("CALL")){var lf=zc.indexOf(" ");if(Qb+(zc.indexOf(" ",lf+1)-lf-1)/2==kf){jf=zc;break}}}Qb--}yc.G=kf;if(Ya=jf)break}if(!Ya||null==Ya)break;var mf=null;if("ks"==mg){var nf=Ya.match(/[0-9A-F]+$/);nf&&(mf=If(a,nf[0]))}Ya=ka(Ya,50)+"  ;"+(mf||"stack="+Y(Pb.G));a.g(Ya);rd++}rd||a.g("no return addresses found")}break;case "l":if("ln"==f[0]){If(a,f[1],!0);
-break}break;case "m":a:{var Ga,Ha=null,O=f[1];"?"==O&&(O=void 0);if(void 0!==O){var Qa=0;if("all"==O)Qa=1878917119,O=null;else if("on"==O)Ha=!0,O=null;else if("off"==O)Ha=!1,O=null;else{"keys"==O&&(O="key");"kbd"==O&&(O="keyboard");for(Ga in ze)if(O==Ga){Qa=ze[Ga];Ha=!!(a.qa&Qa);break}if(!Qa){a.g("unknown message category: "+O);break a}}if(Qa)if("on"==f[2])a.qa|=Qa,Ha=!0;else if("off"==f[2]&&(a.qa&=~Qa,Ha=!1,1073741824==Qa)){for(var td=0;td<a.ya.length;td++)a.g(a.ya[td]);a.ya=[]}}var pg=0,Ra="";for(Ga in ze)if(!O||
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-Ja(function(){for(var a=B(document,"pc8080","debugger"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new pe(d);fb(d,c)}});function H(a,b,c){this.id=a.id;this.key=Nf(a,b,c);this.H=a.H;Of(this,a.Hc)}function Nf(a,b,c){a=a.id;if(b){var d=b.indexOf(".");0<d&&(a+=".v"+b.substr(0,d))}c&&(a+="."+c);return a}
+function uf(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.ea&&(a.g("ended assemble at "+Y(a.da.G)),a.O=a.da,a.ea=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ra=null;if(mb(a)&&0<b.length){a.ea&&(b="a "+Y(a.da.G)+" "+b);var f=b.replace(/ +/g," ").split(" ");if(f&&f.length)for(var h=f[0],g=h.charAt(0),k=1;k<h.length;k++){var l=h.charAt(k);if("?"==g||"r"==g||"a">l||"z"<l){f[0]=h.substr(k);f.unshift(h.substr(0,k));break}}switch(f[0].charAt(0)){case "a":var q=Ce(a,f[1],!0);if(q)if(a.da=
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+a.g("\tbc [a]\tclear breakpoint at addr [a]"),a.g("\tbl\tlist all breakpoints"),a.g("\tbn [n]\tbreak after [n] instruction(s)");else{var A=u.charAt(1);if("l"==A){var K=0,K=K+tf(a,a.u),K=K+tf(a,a.P);(K+=tf(a,a.F))||a.g("no breakpoints")}else if("n"==A)a.qa=Bf(a,x),a.g("break after "+a.qa+" instruction(s)");else if(void 0===x)a.g("missing breakpoint address");else{var C=X();if("*"!=x&&(C=Ce(a,x,!0),!C))break a;x=t(C.G);"c"==A?null==C.G?(re(a),a.g("all breakpoints cleared")):rf(a,a.u,C)||rf(a,a.P,C)||
+rf(a,a.F,C)||a.g("breakpoint missing: "+Y(C.G)):"i"==A?a.g("breakpoint "+(Db(a.w,C.G)?"enabled":"cleared")+": port "+x+" (input)"):"o"==A?a.g("breakpoint "+(Hb(a.w,C.G)?"enabled":"cleared")+": port "+x+" (output)"):null!=C.G&&(Ie(a,C,z),"p"==A?a.Za(a.u,C):"r"==A?a.Za(a.P,C):"w"==A?a.Za(a.F,C):a.g("unknown breakpoint command: "+A))}}}break;case "c":a.Fa&&(a.Fa.value="");break;case "d":a:{var R,ia=f[0],ca=f[1],ja=f[2],fg=f[3];if("?"==ca){var Ea="";for(R in ze)a.Ca[R]&&(Ea&&(Ea+=","),Ea+=R);Ea+=",state,symbols";
+a.g("dump memory commands:");a.g("\tdb [a] [#]    dump # bytes at address a");a.g("\tdw [a] [#]    dump # words at address a");a.g("\tdd [a] [#]    dump # dwords at address a");a.g("\tdh [#] [#]    dump # instructions from history");Ea.length&&a.g("dump extension commands:\n\t"+Ea)}else if("state"==ca){var Se=Mf(a.A,!0);"console"==ja?console.log(Se):(a.Fa&&(a.Fa.value=""),a.g(Se))}else if("symbols"==ca)for(var fd=0;fd<a.J.length;fd++){var gd=a.J[fd],ob;for(ob in gd.Ra)if("."!=ob.charAt(0)){var Te=
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