File list (Check if you may need any files):
Proteus 8051\1\ex-1\ex4-1-new.DSN
............\.\....\ex4-1-new.PWI
............\.\....\ex4-1.c
............\.\....\ex4-1.hex
............\.\....\ex4-1.omf
............\.\....\ex4-1.Uv2
............\.\....\test.asm
............\.\....\TEST.HEX
............\.\....\test.SDI
............\.\....\Thumbs.db
............\.\ex-1
............\.\....0\inter0-0.asm
............\.\.....\INTER0-0.HEX
............\.\.....\INTER0-0.LST
............\.\.....\inter0-0.SDI
............\.\.....\interrupt1.DSN
............\.\.....\interrupt1.PWI
............\.\ex-10
............\.\....1\inter2-0.asm
............\.\.....\INTER2-0.HEX
............\.\.....\INTER2-0.LST
............\.\.....\inter2-0.SDI
............\.\.....\interrupt2.DSN
............\.\.....\interrupt2.PWI
............\.\.....\Last Loaded interrupt2.DBK
............\.\ex-11
............\.\....2\ex4-5.c
............\.\.....\ex4-5.DSN
............\.\.....\ex4-5.hex
............\.\.....\ex4-5.PWI
............\.\.....\ex4-5.Uv2
............\.\ex-12
............\.\....3\74LS164.C
............\.\.....\74ls164.DSN
............\.\.....\74ls164.hex
............\.\.....\74ls164.PWI
............\.\.....\74ls164.Uv2
............\.\.....\ls164.ASM
............\.\.....\LS164.HEX
............\.\ex-13
............\.\....4\serialin.DSN
............\.\.....\serialin.PWI
............\.\.....\serin.ASM
............\.\.....\SERIN.HEX
............\.\ex-14
............\.\....5\REC51.ASM
............\.\.....\REC51.HEX
............\.\.....\SED51.ASM
............\.\.....\SED51.HEX
............\.\.....\two8051.DSN
............\.\.....\two8051.PWI
............\.\ex-15
............\.\....6\80512full.DSN
............\.\.....\80512full.PWI
............\.\.....\FULL3.ASM
............\.\.....\FULL3.HEX
............\.\ex-16
............\.\....7\LCDDIS.C
............\.\.....\LCDDIS.hex
............\.\.....\LCDDIS.Uv2
............\.\.....\lcddisplay.DSN
............\.\.....\lcddisplay.PWI
............\.\ex-17
............\.\....8\at24c02.DSN
............\.\.....\at24c02.PWI
............\.\.....\IICRDWR.hex
............\.\.....\IICRDWR.omf
............\.\.....\IICRDWR.Uv2
............\.\.....\LCDDIS.C
............\.\ex-18
............\.\....9\ds18b20-1.DSN
............\.\.....\ds18b20-1.PWI
............\.\.....\ds18b20-2.hex
............\.\.....\DS18B20.pdf
............\.\.....\ds18b20.Uv2
............\.\.....\LCDDIS.C
............\.\ex-19
............\.\...2\IOPORhex.hex
............\.\....\ioport-2.DSN
............\.\....\ioport-2.PWI
............\.\....\ioport.asm
............\.\....\ioport.c
............\.\....\IOPORT.HEX
............\.\....\IOPORT.Uv2
............\.\....\Last Loaded ioport-2.DBK
............\.\ex-2
............\.\....0\ds1621.DSN
............\.\.....\ds1621.hex
............\.\.....\ds1621.pdf
............\.\.....\ds1621.PWI
............\.\.....\ds1621.Uv2
............\.\.....\Last Loaded ds1621.DBK
............\.\.....\LCDDIS.C
............\.\ex-20
............\.\....1\adc0832.DSN
............\.\.....\adc0832.hex
............\.\.....\adc0832.PWI
............\.\.....\adc0832.Uv2
............\.\.....\LCDDIS.C
............\.\ex-21