H8S-2128 Datasheet, PDF (239/843 Pages) Renesas Technology Corp – Single-Chip Microcomputer

8.8.2 Register Configuration
Table 8.16 shows the port 7 register configuration. Port 7 is an input-only port, and does not have
a data direction register or data register.
Table 8.16 Port 7 Registers
Name
Abbreviation R/W
Port 7 input data register
P7PIN
R
Note: * Lower 16 bits of the address.
Initial Value
Undefined
Address*
H'FFBE
Port 7 Input Data Register (P7PIN)
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
P77PIN P76PIN P75PIN P74PIN P73PIN P72PIN P71PIN P70PIN
—*
—*
—*
—*
—*
—*
—*
—*
R
R
R
R
R
R
R
R
Note: * Determined by the state of pins P77 to P70.
When a P7PIN read is performed, the pin states are always read.
8.8.3 Pin Functions
Port 7 pins also function as the A/D converter analog input pins (AN0 to AN7).
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