Hitachi H8S/2678 Series Reference Manual page 261

Pin Selection Method and Pin Functions
P83/IRQ3/ The pin function is switched as shown below according to the combination of bit
ETEND3
ETENDE in EDMDR3 of the EXDMAC, bit P83DDR, and bit ITS3 in ITSR.
Modes 1, 2, 4, 5, 6, 7 (EXPE = 1)
ETENDE
P83DDR
Pin function
Mode 7 (EXPE = 0)
ETENDE
P83DDR
Pin function
Note: * IRQ3 input when ITS3 = 1.
P82/IRQ2/ The pin function is switched as shown below according to the combination of bit
ETEND2
ETENDE in EDMDR2 of the EXDMAC, bit P82DDR, and bit ITS2 in ITSR.
Modes 1, 2, 4, 5, 6, 7 (EXPE = 1)
ETENDE
P82DDR
Pin function
Mode 7 (EXPE = 0)
ETENDE
P82DDR
Pin function
Note: * IRQ2 input when ITS2 = 1.
244
0
0
P83 input pin
IRQ3 interrupt input*
0
P83 input pin
IRQ3 interrupt input*
0
0
P82 input pin
IRQ2 interrupt input*
0
P82 input pin
IRQ2 interrupt input*
1
P83 output pin
—
P83 output pin
1
P82 output pin
—
P82 output pin
1
—
ETEND3 output
1
1
—
ETEND2 output
1