Datasheet

Section 7 I/O Ports
Rev. 3.00 Sep. 28, 2009 Page 185 of 910
REJ09B0350-0300
(3) PH0/ExIRQ6/TDPCYI2
The pin function is switched as shown below according to the state of the PH0DDR bit. When the
TDPIPE bit in TDPIER_2 of the TDP is set to 1, this pin is used as the TDPCYI2 input pin. When
the EIVS bit in SYSCR3 is set to 1 and the IRQ6E bit in IER of the interrupt controller is set to 1,
this pin can be used as the ExIRQ6 input pin.
Setting
I/O Port
Module
Name
Pin Function
PH0DDR
I/O port PH0 output 1
PH0 input
(initial setting)
0
7.2.18 Port I
(1) PI7, PI6, PI5, PI4, PI3, PI2, PI1, PI0
The pin function is switched as shown below according to the state of the PInDDR bit.
Setting
I/O Port
Module
Name
Pin Function
PInDDR
I/O port PIn output 1
PIn input
(initial setting)
0
(n = 7 to 0)
Note: The output format for PIn is NMOS push-pull.