Datasheet

Table Of Contents
Section 9 I/O Ports
REJ09B0140-0900 Rev. 9.00 Page 247 of 846
Sep 16, 2010
H8S/2215 Group
Table 9.21 P70 Pin Function
Operating Mode Modes 4 to 6 Mode 7
P70DDR 0 1 0 1
Pin function P70 input CS4 output P70 input P70 output
TMRI01, TMCI01 input
9.5 Port 9
Port 9 pins also function as A/D converter analog input and D/A converter analog output pins. The
port 9 has the following register.
Port 9 register (PORT9)
9.5.1 Port 9 Register (PORT9)
PORT9 shows port 9 pin states.
Bit Bit Name Initial Value R/W Description
7 P97
*
R
6 P96
*
R
The pin states are always read when a port 9 read is
performed.
5 to
0
Undefined — Reserved
These bits are undefined.
Note: * Determined by the states of pins P97 and P96.
9.5.2 Pin Function
Port 9 also functions as A/D converter analog input (AN15, AN14) and D/A converter analog
output (DA1, DA0).