HD6433832S Datasheet, PDF (189/560 Pages) Renesas Technology Corp – single-chip microcomputers

Table 8.30 Port A Pin Functions (cont)
Pin
PA₀/COM₁
Pin Functions and Selection Method
The pin function depends on bit PCRA0 in PCRA, and bits SGX and SGS3 to
SGS0 in LPCR.
SGS3 to SGS0
0000
0000
Not 0000
SGX
0
1
*
PCRA₀
Pin function
0
1
PA₀ input pin PA₀ output pin
*
COM₁ output pin
Note: * Don’t care
8.11.4 Pin States
Table 8.31 shows the port A pin states in each operating mode.
Table 8.31 Port A Pin States
Pins
PA₃/COM₄
PA₂/COM₃
PA₁/COM₂
PA₀/COM₁
Reset
High-
impedance
Sleep
Retains
previous
state
Subsleep
Retains
previous
state
Standby
High-
impedance
Watch Subactive Active
Retains Functional Functional
previous
state
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