INHALT

* NAME: LDR-APM DOC. 70180005000 REV. E PAGE 8

0324 * 0325 * 6. TO FORCE EXECUTION TO BEGIN, SET THE PROGRAM COUNTER 0326 * TO 'XX005 AND PRESS 'START'. THE PROGRAM WILL BE ENTERED 0327 * IN EXTENDED MODE (EXA) IF LOADED WITH EXTENDED DESECTORIZING 0328 * AND IN NORMAL MODE (DXA) IF LOADED WITH NORMAL DESECTORIZING 0329 * 0330 * THE MESSAGES ARE.. 0331 * 0332 * LC.. LOADING COMPLETE, A REGISTER NON-ZERO, PRESS START 0333 * TO BEGIN EXECUTION OF PROGRAM LOADED. 0334 * A REGISTER ZERO, PRESS START TO OBTAIN A MEMORY MAP. 0335 * 0336 * MR.. MORE SURPROGRAMS REQUIRED. RESET A REGISTER 0337 * WITH INPUT DEVICE AND PRESS 'START' TO CONTINUE LOADING. 0338 * 0339 * CK.. CHECKSUM ERROR IN LAST BLOCK READ. REPOSITION THE TAPE 0340 * AND PRESS 'START' TO IGNORE THE FAULTY READ AND CONTINUE 0341 * LOADING. 0342 * 0343 * BL.. BLOCK TOO LARGE OR IN IMPROPER FORMAT. REPOSITION THE 0344 * TAPE AND PRESS 'START' TO IGNORE THE FAULTY READ AND 0345 * CONTINUE LOADING. 0346 * 0347 * MO.. MEMORY OVERFLOW. A SUBPRUGRAM BEING LOADED IS ATTEMPTING 0348 * TO OVERWRITE THE LOADER, OR A FORWARD-REFERENCE STRING 0349 * HAS BEEN OVERWRITTEN. PRESS 'START' TO OBTAIN A 0350 * MEMORY MAP. NO RECOVERY IS POSSIBLE FROM THIS ERROR. 0351 * 0352 * IN GENERAL, THE LOADER CANNOT DETECT EITHER ASSEMBLED 0353 * CODE OVERLAYING THE INDIRECT WORD TABLES OR TABLE OVERLAYING 0354 * CODE. IF THE PROGRAMMER DESIRES TO LOAD CODE INTO A BASE 0355 * SECTOR, HE MUST CHECK THE '*BASE' LINE OF THE MEMORY MAP TO 0356 * SEE IF TABLE AND PROGRAM OVERLAP. THE LUADER WILL DETECT 0357 * OVERFLOW OF THE INDIRECT TABLE PAST THE END OF THE BASE 0358 * SECTOR.. IT TAKES AN 'MO' HALT IF SO. 0359 * 0360 * 0361 * 0362 * ******************************************************************** 0363 * * MEMORY MAP * 0364 * ******************************************************************** 0365 * 0366 * 0367 * 0368 * THE MEMORY MAP IS ORGANIZED AS FOLLOWS 0369 * 0370 * *LOW 01000 LOW LOCATION OF THE PROGRAM 0371 * *START 01005 THE START LOCATION OF THE MAIN PROGRAM. 0372 * *HIGH 04372 THE FIRST LOCATION NOT LOADED. 0373 * *NAMES 16014 BOTTOM OF THE LOADER