
ASTERISK IS SIMULATOR OUTPUT
INITIALIZE ~ ~EADY INDICATION
MEMORY BLOCK  | /r  | .L.  | 
*Q0 ., 12!j  | ||
IS ASSIGNED | .10  | 
INPUT COMMAND | 01  | 0:BPP~PNPPPF BPPPPPPPNF  | 2:BPP~P~PPNF  | 31BNNNPNPNPF  | |
4:8."POl~PPPPF  | 618PPNPNPPNF  | 71BNNNPNPNPF  | |||
SPECIF IES OR IGI N  | 1~::~~~~~~::~: | 1~:::~:~:~::~  | ::~~;~::;:. : ~::~:~~;~~~~ | ||
SIMULATOR ASSIGNS ADDRESS | 16: 1041  | 
  | 104IBNN~~PPPPF 1051BNPNNPPNPF 1061BNNPNPNPPF 1071BNPNNPPPP  | |||||||||||||
1081BNNNNPNNPF  | 109 I BNPNNPPPPF  | I 101BPPPNNPNPF 8PNNNNPNPF  | 
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IN ACCORDANCE WITH DATA | 112:BNPNOlPPP~F  | 1131BNNNNPNNPF  | 114:BNPNNPPPNF  | 115:BNPN~PP~PF  | 
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I 161BNNNNPNNPF  | 117:B~PNNPPNPF  | 1181BNNNNNPPPF  | 1191BPPPNNNPPF  | 
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DELIMITED BY "CONTROL A"  | 
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8P~NpNPNNF  | 121:8NNPPPPPPF 122:BNPNNPPPNF 1231BNNNNPNNPF  | 
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CHARACTERS (HARDWARE  | 124:aNPNNPpP~F  | 125:BNNNOlPPPNF  | 126:BPNPPPPPPF  | BPNNNPPNNF'  | 
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128:  | 128:  | 1281  | 
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ASSEMBLER)  | 
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  | :~ \/~8_0_____~   | 
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  | *8  | 0  | 
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  | TAPE INPUT  | 
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TRACE MODE IS INITIATED   | 
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AFTER PROGRAM COUNTERS  | 
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  | LOCATION COUNTER  | 
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HAVE BEEN SET  | 
  | 3: 11101010  | 
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  | HAS ADVANCED TO  | 
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RDR INSTRUCTION IS   | 0  | 0000  | 
  | 128. RESET TO 0  | 
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EXECUTED. REQUEST  | 
  | 5101101000  | 0  | 0000  | 
  | STACK IS RESET TO 0  | 
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FOR DATA IS REPLIED  | 
  | 6100101001  | 
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  | 7111101010  | 
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TO WITH "0111" ENTRY  | R I  | 11110  | 
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FROM KEYBOARD  | 
  | 8110110001  | 0  | 0000  | 14  | BREAKPOINT IS LEFT AT 0  | 
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  | 9101010000  | 
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  | 104111110000  | 0  | 0000  | 
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  | 105:10110010  | 0  | 0000  | 0  | 
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  | 106111010100  | 0  | 0100  | 0  | CONTENTS OF PAIR 4 (DECIMAL)  | 
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  | 107110110000  | 0  | 0111  | 4  | 
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  | 108:11110110  | I  | 0011  | 
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  | 109110110000  | II 0 10 0 /3 ACCUMULATOR (BINARY)  | 
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  | 110100011010  | 
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  | 112110110001  | I  | 1110  | 4  | 
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  | 113111110110  | 0  | 1111  | 
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  | 114110110001  | 0  | 0100  | IS  | 
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  | 115110110010  | 0  | 0000  | 4  | 
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  | !!~:!!!!:!!:  | :':~::  | 0  | CARRY  | 
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  | I1S111111000  | 1  | 0011  | 
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  | 119100011100  | 1  | 0011  | 
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  | 107110110000  | 1  | 0011  | 3  | 
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  | 108111110110  | 1  | 1001  | 9   | 
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  | 109110110000  | 1 0011  | 
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  | !:~:~:~:!:!~ | : ~~:!  | 3  | OPERATED ON (DECIMAL)  | 
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  | 113111110110  | 1  | 1111  | 1;  | 
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INSTRUCTION _________+  | ! ::!!  | 
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ADDRESS  | TRACE MODE :-  | 116111110110  | 1.3  | 1000  | 
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  | 117110110010  | 0  | 0011  | 8  | 
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  | 118111111000  | 1  | 0010  | 
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FIRST BYTE  | 
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  | 119100011100  | 1  | 0010  | 
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  | 107110110000  | 1  | 1001  | 2  | 
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OF I NSTR UCT ION  | !!~:  | 12  | 
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  | 110:00011010  | 1  | 0010  | 
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  | 112110110001  | 1  | 1111  | 2  | 
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  | 113111110110  | 1  | 1111  | 
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  | 114:10110001  | 1  | 0010  | 15  | 
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  | 115110110010  | 1  | 1000  | 2  | 
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  | 116111110110  | Ii}  | 1100  | 12  | TO STOP TRACE MODE AT A  | 
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  | 117:10110010  | 0  | 0010  | POINT OTHER THAN THE BREAK-  | 
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  | 118111111000  | 1 0001  | 
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  | 119:00011100  | 1 0001  | 
  | POINT, DEPRESS BREAK KEY  | 
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  | 107110110000  | 1  | 1100  | 
  | NEAR COMPLETION OF A LINE. | 
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  | 108111110110  | 0  | 1110  | 
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  | 109110110000  | 0  | 0001  | 14  | 
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  | 110:0001101000001  | 
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  | 122:10110001  | 0  | 1111  | 
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  | 123:11110110  | 10111  | 
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  | 124110110001  | 1  | 0001  | 7  | 
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  | 125111110001  | Ii}  | 0001  | 
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  | 126:01000000  | 
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  | 115:1011001001100  | 
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  | 116:1111011000110  | 
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OUTPUT TO  | 117110110010  | 0  | 0001  | 6  | 
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118:11111000  | 1  | 0000  | 
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MEMORY PORT ~ 119100011100  | I  | 0000  | 
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  | 121 : 11000000  | 
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  | 11:10110010  | 1  | 0110  | 0  | 
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  | 12111100001  | 
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  | "  | M 0  | 0110  | 
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  | 13101000000  | I  | 
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  | NEXT LOCATION  | 
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*L  | 
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*5  | "  | 
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  | TERMINATES TRACE  | 
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IS INITIATED  | 
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*8  | 0  | 
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  | R 0  | 10111  | 
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  | R 1 11110  | 
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  | M 0  | 0110  | I  | 
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Figure 9.1. Trace and Nontrace Modes.
9