Hitachi AP1 Data Book page 280

4-bit single-chip microcomputer
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HD614P080S
R quest Flag
TIMER-B Interrupt
e
Table 15.
t Request
Interrup
No
.
nd they are con-
PUT/OUTPUT
In ut/Output
pms·~OS
(NMOS open
-ThiN MeV
pro,"de~
58
f .. '(yithout pull-up t
pull-down MOS
e
tandard pms
0
ins of "WlthOU
ost
of 32
~
26 high voltage p
'nput pin,
drain)" an
. )"
in is used as
1
(pMOS open
d~am
tioutput common Pshown in Table 18.
When any mpu t the output data as
it is necessary to se
.
't Forms
I/O Pin Circul
MOS
W'thout pull-up . )
(NMOS open dram
~
lT
~n~~t
~
HlT
output
data
o---s
output
~
HlT
I?
data
"
H L T
"'1'h--
input
~data
278
(Note)
Vee
HL T
~~outPut
o----r
data
. "1"
and I/O
. "0" H L T signal IS
mode, H L T signal IS
,
In the stop
.
dance.
. high Impe
S
pins are
In
II-up MO
Without pu
. )
(NMOS open dram
SO
~input
~
data
HlT
. "1"
and
. "0" HL T signal IS
HIT
signal IS
,
In the stop
~~~~
impedance.
(Note) I/O pins are
In

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