Hitachi H8/3008 Hardware Manual page 177

Table 7.13 Port A Pin Functions (Modes 3 and 4)
Pin Pin Functions and Selection Method
A Always used as A
20
Pin function
PA /TP / Bit PWM2 in TMDR, bits IOA2 to IOA0 in TIOR2, bit NDER6 in NDERA, bit A21E in
6 6
TIOCA /A BRCR, and bit PA
2 21
A21E
16-bit timer
channel 2 settings
PA DDR
6
NDER6
Pin function
Note: * TIOCA
16-bit timer channel 2 settings
PWM2
IOA2
IOA1
IOA0
output.
20
DDR select the pin function as follows.
6
(1) in table below
—
—
TIOCA output
2
input when IOA2 = 1.
2
A output
20
1
(2) in table below
0 1
— 0
PA PA
6 6
input output
TIOCA input*
2
(2) (1)
0
0
0 0 1
0 1 —
0
—
1 —
1 —
TP A
6 21
output output
(2) (1)
1
1 —
— —
— —
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