Section 9 I/O Ports
9.1.4
Pin Functions
Port 1 pins also function as TPU I/O pins, PPG output pins, and interrupt input pins. The
correspondence between the register specification and the pin functions is shown below.
Note: The H8S/2614 and H8S/2616 have no PPG outputs.
Table 9.2
P17 Pin Function
TPU Channel
2 Setting *
P17DDR
NDER15
Pin function
TIOCB2 output
Note:
* For details on the TPU channel specification, refer to section 10, 16-Bit Timer Pulse
Unit (TPU).
Table 9.3
P16 Pin Function
TPU Channel
2 Setting *
P16DDR
NDER14
Pin function
TIOCA2 output
Note:
* For details on the TPU channel specification, refer to section 10, 16-Bit Timer Pulse
Unit (TPU).
Rev. 6.00 Mar 15, 2006 page 132 of 570
REJ09B0211-0600
Output
—
—
P17 input
TIOCB2 input
TCLKD input
Output
—
—
P16 input
TIOCA2 input
IRQ1 input
Input or Initial Value
0
1
—
0
P17 output
Input or Initial Value
0
—
P16 output
1
1
PO15 output
1
1
0
1
PO14 output