...configuration provides a means for communicating with a peripheral device or structure on a single 8-bit bus for both transmitting and receiving data (bidirectional bus I/O). "Handshaking" signals are provided to maintain proper bus flow discipline in a similar manner to MODE 1 . Interrupt generation...

...signals. Ports A and B use the lines on port C to generate or accept these handshaking signals. The mode 2 of group A is the strobed bidirectional bus...generation and enable/disable functions are also available. Chip Segment Value Offset Even 271 6 FFOOH OOOOH, 0002H, 0004H, ...,OFFEH Odd 271 6 FFOOH 0001H, 0003H,...

...configuration provides a means for communicating with a peripheral device or structure on a single 8-bit bus for both transmitting and receiving data (bidirectional bus I/O). "Handshaking" signals are provided to maintain proper bus flow discipline in a similar manner to MODE 1. Interrupt generation...