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  • RAM Use

RAM Use

4020:4021 screenPtr next screen memory to print to
4FF5:4FF6 tmp1A7 used in decoding the input
4FF7 tmp1A9 used in comparing X to Y
4FF8 not1AA never used
4FF9 tmp1AB used in lots of places
4FFA not1AC never used
4FFB tmp1AD used in the phrase decoding
4FFC not1AE never used
4FFD not1AF never used
4FFE not1B0 never used
4FFF not1B1 never used
5000 tmp1B2 used in word decoding
5001 verbWord input verb word number
5002 perpWord preposition word number
5003 prepGiven preposition given flag
5004 phrasePrep used in phrase decoding
5005 adjWord adjective word number
5006 commandTarg target object of input command
5007 not1B9 cleared before decode but never used
5008 lsbAdj1 screen LSB of 1st adjective
5009 lsbVerb screen LSB of verb
500A lsbCursor screen lsb used in decoding the input line
500B lsbError screen lsb used for flashing error messages
500C lastChar last character printed to screen
500D VAR_OBJ_NUMBER variable object number
500E:500F VAR_OBJ_DATA variable object data
5010 not1C2 never used
5011 FIRST_NOUN_NUM first input noun number
5012 firstNounAdj first input noun adjective word number
5013 firstNounLSB first input noun screen LSB
5014:5015 FIRST_NOUN_DATA first input noun object data
5016 firstNounParams first input noun parameter bits
5017 SECOND_NOUN_NUM second input noun number
5018 secondNounAdj second input noun adjective word number
5019 secondNounLSB second input noun noun screen LSB
501A:501B SECOND_NOUN_DATA second input noun object data
501C secondNounParams second input noun parameter bits
501D tmp1CF another screen pointer used in decode
501E tmp1DO used in making index of data fields
501F PHRASE_FORM decoded phrase form
5020 ACTIVE_OBJ_NUM active object
5021:5022 ACTIVE_OBJ_DATA active object data
5023 CUR_ROOM current room number
5024:5025 CUR_ROOM_DATA current room data
5026:5027 nextToken used in decoding input
5028 tmp1DA used in unpacking bytes
5029 tmp1DB used in unpacking bytes
502A tmp1DC used in unpacking bytes
502B tmp1DD used in unpacking bytes
502C tmp1DE used in unpacking bytes
502D tmp1DF used in unpacking bytes
502E tmp1EO used in unpacking bytes
502F tmp1E1 used in making index of data fields
5030 tmp1E2 used in input processing
5031 tillMORE rows left until MORE prompt (not used here)

Stack initialized to 7FFF