Master:
SEROUT SerPin,Baud,[YourVar]

Slave:
SERIN SerPin,Baud,[YourVar]

---- OR ----

Master:
SEROUT SerPin,Baud,[#YourVar]

Slave:
SERIN SerPin,Baud,[#YourVar]

---- OR ----

Master:
SEROUT2 SerPin,Baud,[DEC YourVar]

Slave:
SERIN2 SerPin,Baud,[DEC YourVar]

---- OR ----
.
.
.
.

---- OR -----
.
.
.
.