AB16-CMT5

* NAME: AB16-CMT5 DOC 70181454000 REV E PAGE 5

0177 * MEMORY CELL WILL BE CHANGED TO ALL ONES, 0178 * READ,COMPLEMENTED,STORED AND REREAD. 0179 * 0180 * THE COMMON READ ROUTINE WILL ITERATE FOUR TIMES ON EACH 0181 * LOCATION TESTED,WITH AN ALTERNATE COMPLEMENTED PATTERN.THEREFORE 0182 * CREATING THE POSSIBILITY OF FOUR ERRORS FOR EACH LOCATION PER 0183 * ROUTINE,IN ORDER THAT THE TEST MAY BE CARRIED THROUGH COMPLETELY, 0184 * EACH LOCATION WILL BE RESET TO THE ORIGINAL TEST PATTERN UPON 0185 * THE EXTTING OF THIS ROUTINE. 0186 * 0187 * AT THE END OF EACH PASS. THE PROGRAM WILL 0188 * TEST THE MEMORY PARITY FLOP. IF IT IS SET, THE PROGRAM 0189 * WILL TYPE 'MP' AND HALT. THIS IS CONSIDERED A FATAL 0190 * ERROR AND RESTART IS NOT PERMITTED. 0191 * 0192 * SINCE THE PROGRAM CAN NOT DETERMINE IF A PARITY ERROR 0193 * OCCURRED ON AN INSTRUCTION FETCH, OPERAND FETCH OR 0194 * INDIRECT, IT IS SUGGESTED THAT THE OPERATOR PROCEED 0195 * AS FOLLOWS IN ORDER T0 LOCATE AN INFREQUENT ERROR: 0196 * 0197 * (1) LOCK PROGRAM (SET SSW2) AND TEST LIMITS IN ITS 0198 * PRESENT LOCATION. 0199 * 0200 * (2) SET UP LOCATION '63 FOR INTERRUPT TO A HALT. 0201 * 0202 * (3) DO A MANUAL SMK WITH BIT 15 AND ENB. 0203 * 0204 * (4) START WITHOUT MASTER CLEAR. 0205 * 0206 * IF THE ERROR IS SOLID IT CAN BE FOUND BY USING THE 0207 * FOLLOWING SHORT PROGRAM KEYED IN BY HAND IN ANY 0208 * AVAILABLE MEMORY. 0209 * 0210 * EXA 0211 * STA 0 0212 * RMP RMP 0213 * LDA 0,1 0214 * SPN 0215 * HLT 0216 * IRS 0 0217 * JMP RMP 0218 * 0219 * 0220 ************************************************************************ 0221 * 0222 LOAD ALLOW NO LOADER GENERATED LINKS 0223 ORG '120 0224 * 0225 * CORE SIZE AND TEST AREA LIMITS DEFINED 0226 *