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7.10.3 Pin Functions
The port A pins are also used for TPC output (TP
TIOCA
to TIOCA
2
0
(A
to A
). Table 7-16 describes the selection of pin functions.
23
20
Table 7-16 Port A Pin Functions
Pin
Pin Functions and Selection Method
PA
/TP
/
The mode setting, ITU channel 2 settings (bit PWM2 in TMDR and bits IOB2 to IOB0
7
7
TIOCB
/A
in TIOR2), bit NDER7 in NDERA, and bit PA7DDR in PADDR select the pin function
2
20
as follows
Mode
ITU channel 2
settings
PA
DDR
7
NDER7
Pin function
Note: * TIOCB2 input when IOB2 = 1 and PWM2 = 0.
ITU channel 2
settings
IOB2
IOB1
IOB0
) and input (TCLKD, TCLKC, TCLKB, TCLKA), and as address bus pins
(1) in table below
TIOCB
(2)
0
0
to TP
), ITU input/output (TIOCB
7
0
1, 5 to 7
—
—
output
PA
2
input
(1)
0
0
1
1
—
(2) in table below
0
1
—
0
PA
TP
7
7
output
output
TIOCB2 input*
(2)
1
—
—
to TIOCB
,
2
0
3
—
1
—
1
—
A
7
20
output
169
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