Hitachi H8/3048 Hardware Manual page 296

Table 9-19 Port A Pin Functions (cont)
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Pin Pin Functions and Selection Method
PA /TP / DMAC channel 1 settings (bits DTS2/1/0A and DTS2/1/0B in DTCR1A and DTCR1B),
1 1
TCLKB/ bit NDER1 in NDERA, and bit PA
TEND
1
DMAC
channel 1
settings
PA DDR
1
NDER1
Pin function
Note: * TCLKB input when MDF = 1 in TMDR, or when TPSC2 = 1, TPSC1 = 0, and
TPSC0 = 1 in any of TCR4 to TCR0.
DMAC
channel 1
settings
DTS2A, DTS1A
DTS0A
DTS2B
DTS1B
PA /TP / DMAC channel 0 settings (bits DTS2/1/0A and DTS2/1/0B in DTCR0A and DTCR0B),
0 0
TCLKA/ bit NDER0 in NDERA, and bit PA
TEND
0
DMAC
channel 0
settings
PA DDR
0
NDER0
Pin function
Note: * TCLKA input when MDF = 1 in TMDR, or when TPSC2 = 1 and TPSC1 = 0 in
any of TCR4 to TCR0.
DMAC
channel 0
settings
DTS2A, DTS1A
DTS0A
DTS2B
DTS1B
DDR in PADDR select the pin function as follows
1
(1) in table below
—
—
TEND
output
1
(2) (1)
Not both 1
—
0 1 1
— 0 1
DDR in PADDR select the pin function as follows
0
(1) in table below
—
—
TEND
output
0
(2) (1)
Not both 1
—
0 1 1
— 0 1
283
(2) in table below
0 1
— 0
PA input PA output
1 1
TCLKB input*
(2) (1) (2)
Both 1
0 0 1
0 1 0
— — —
(2) in table below
0 1
— 0
PA input PA output TP
0 0
TCLKA input*
(2) (1) (2)
Both 1
0 0 1
0 1 0
— — —
1
1
TP output
1
(1)
1 1
1 1
0 1
1
1
output
0
(1)
1 1
1 1
0 1