HD6433044 Datasheet, PDF (279/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

9.8.2 Register Description
Table 9-12 summarizes the port 7 register. Port 7 is an input-only port, so it has no data direction
register.
Table 9-12 Port 7 Data Register
Address* Name
H'FFCE
Port 7 data register
Note: * Lower 16 bits of the address.
Abbreviation R/W
P7DR
R
Initial Value
Undetermined
Port 7 Data Register (P7DR)
Bit
7
6
5
4
3
2
1
0
P7₇
P7₆
P7₅
P7₄
P7₃
P7₂
P7₁
P7₀
Initial value
—*
—*
—*
—*
—*
—*
—*
—*
Read/Write
R
R
R
R
R
R
R
R
Note: * Determined by pins P7₇ to P7₀ .
When port 7 is read, the pin levels are always read.
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