Hitachi H8/3664 Hardware Manual page 176

Pin Pin Functions and Selection Method
P82/FTIOA The pin function depends on bit PCR81 in PCR8 and bit TIOR0 in timer W.
Timer W Setting
IOA2
IOA1
IOA0
Timer W Setting
PCR81
Pin function
P80/FTCI The pin function depends on bit PCR80 in PCR8.
PCR80
Pin function
160
(2)
0 0
0 1
(1) above
—
FTIOA output P81 input pin
pin
0
P80 input pin
(1)
0
1
—
(2) above
0
FTIOA input pin
P80 output pin
FTCI input pin
(2)
1
—
—
1
P81 output pin
1