Datasheet

CHAPTER 4 PORT FUNCTIONS
User’s Manual U18698EJ1V0UD
100
(6) Port function register ALL (PFALL)
This register sets whether to use pins P10, P11, P14, and P15 as port pins (other than segment output pins)
or segment output pins.
PFALL is set using a 1-bit or 8-bit memory manipulation instruction.
Reset signal generation sets PFALL to 00H.
Figure 4-21. Format of Port Function Register ALL (PFALL)
Address: FFB6H After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
PFALL 0 PF15ALL PF14ALL 0 PF11ALL PF10ALL 0 0
PFnALL Port/segment output specification
0 Used as port (other than segment output)
1 Used as segment output
Remark n = 10, 11, 14, 15