HD6413002 Datasheet, PDF (278/700 Pages) Renesas Technology Corp – High-performance single-chip microcontroller

Table 9-12 Port A Pin Functions (cont)
Pin
PA₄/TP₄/
TIOCA₁/A₂₃
Pin Functions and Selection Method
The mode setting, bit A23E in BRCR, ITU channel 1 settings (bit PWM1 in
TMDR and bits IOA2 to IOA0 in TIOR1), bit NDER4 in NDERA, and bit
PA₄DDR in PADDR select the pin function as follows
Mode
1, 2
ITU channel 1
settings
(1) in table
below
(2) in table below
PA₄DDR
NDER4
—
0
1
1
—
—
0
1
Pin function
TIOCA₁ output
PA₄
input
PA₄
output
TP₄
output
TIOCA₁ input*
Mode
3, 4
A23E
0
1
ITU channel 1
settings
— (1) in table
below
(2) in table below
PA₄DDR
NDER4
—
—
—
—
0
1
1
—
0
1
Pin function
A₂₃
TIOCA₁
output output
PA₄
input
PA₄
output
TP₄
output
Note: * TIOCA₁ input when IOA2 = 1.
ITU channel 1
settings
(2)
(1)
TIOCA₁ input*
(2)
(1)
PWM1
0
1
IOA2
0
1
—
IOA1
0
0
1
—
—
IOA0
0
1
—
—
—
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