Fig 1:AT89S Series 8051 Programmer

ADC0809

Fig 1:AT89S Series 8051 Programmer

ULN 2803

Fig 1:AT89S Series 8051 Programmer

DTMF Decoder

Fig 1:AT89S Series 8051 Programmer

MAX 232

Fig 1:AT89S Series 8051 Programmer

L293D

Fig 1:AT89S Series 8051 Programmer

LM324

Fig 1:AT89S Series 8051 Programmer

LM324

Fig 1:AT89S Series 8051 Programmer

DS1307

Fig 1:AT89S Series 8051 Programmer