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add 6800 timing state to tabulation
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@ -14,8 +14,8 @@ nodenamereset = 'reset';
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presetLogLists=[
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presetLogLists=[
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['cycle',],
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['cycle',],
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['ab','db','rw','vma','Fetch','pc','acca','accb','ix','sp','p'],
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['ab','db','rw','vma','Fetch','pc','acca','accb','ix','sp','p'],
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['ir','sync','Execute'], // instruction fetch and execution control
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['ir','sync','Execute','State'], // instruction fetch and execution control
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['dbi','dbo','tmp'], // internal state
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['dbi','dbo','tmp'], // internal register-sized state
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['idb','abh','abl','ablx'], // internal busses
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['idb','abh','abl','ablx'], // internal busses
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['irq','nmi',nodenamereset,'tsc','dbe','halt','ba'], // other pins
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['irq','nmi',nodenamereset,'tsc','dbe','halt','ba'], // other pins
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];
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];
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@ -125,6 +125,33 @@ function readPstring(){
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return result;
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return result;
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}
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}
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// The 6800 state control is something like a branching shift register
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// ... but not quite like that
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TCStates=[
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"Ts",
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"Tx0", "Tx1", "Tx2",
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"Ta0", "Ta1", "Ta2",
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"Td0_0",
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"#Te0", "Te1_0",
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"Tg0", "Tg1", "Tg2", "Tg3", "Tg4", "Tg5", "Tg6", "Tg7", "Tg8",
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"Tr3", "Tr4", "Tr5", "Tr6", "Tr7", "Tr8",
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];
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function listActiveTCStates() {
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var s=[];
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for(var i=0;i<TCStates.length;i++){
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var t=TCStates[i];
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// remove a leading hash, but invert the signal
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// in any case, remove any trailing suffix
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if(t[0]=="#"){
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if(!isNodeHigh(nodenames[t])) s.push(t.slice(1,4));
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} else {
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if(isNodeHigh(nodenames[t])) s.push(t.slice(0,3));
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}
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}
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return s.join("+");
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}
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function busToString(busname){
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function busToString(busname){
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// takes a signal name or prefix
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// takes a signal name or prefix
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// returns an appropriate string representation
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// returns an appropriate string representation
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