8255 PPI(Programmable Peripheral Interface)

8255 Programmable Peripheral Interface

8255 is a programmable peripheral interface IC which is used as an interface between the external device and the microprocessor for parallel communication. This IC is a 40-pi IC having three ports known as Port-A(PA), Port-B(PB) and Port-C(PC). these ports can operate in various modes. the complete details is given in the following PPTSs.

8255 Part-1

8255 Part-2

8255 Part-1 8255 Part-2 8255 PPI Part-3

error: Content is protected !!