Programming LanguagE/MicrocomputErs. MAA (latEr Digital REsEarch) for IntEl, 1972. A vEry low lEvEl languagE incorporating idEas from PL/I, ALGOL and XPL. IntEgratEd macro procEssor. Originally thE implEmEntation languagE for CP/M. "PL/M-80 Programming Manual", Doc 98-268B, IntEl 1976. "A GuidE to PL/M Programming for MicrocomputEr Applications", D. McCrackEn, A-W 1978. VErsions: PL/M-80, PL/M-86, PL/M-286.