HD6433044 Datasheet, PDF (306/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

Table 9-21 Port B Pin Functions (cont)
Pin
Pin Functions and Selection Method
PB₀/TP₈/ ITU channel 3 settings (bit CMD1 in TFCR, bit EA3 in TOER, bit PWM3 in TMDR, and
TIOCA₃ bits IOA2 to IOA0 in TIOR3), bit NDER8 in NDERB, and bit PB₀DDR in PBDDR select
the pin function as follows
ITU
channel 3
settings
PB₀DDR
NDER8
Pin function
(1) in table below
—
—
TIOCA₃ output
(2) in table below
0
1
1
—
0
1
PB₀ input PB₀ output TP₈ output
TIOCA₃ input*
Note: * TIOCA₃ input when CMD1 = PWM3 = 0 and IOA2 = 1.
ITU
channel 3
settings
EA3
CMD1
PWM3
IOA2
IOA1
IOA0
(2)
(2)
0
—
—
—
0
—
0
—
0
(1)
(2)
1
0
0
0
0
1
0
1
—
1
—
—
(1)
1
1
—
—
—
—
—
—
—
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