CHAPTER 2 PIN FUNCTIONS
User’s Manual U16899EJ2V0UD
41
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins
Table 2-2 shows the types of pin I/O circuits and the recommended connections of unused pins.
Refer to Figure 2-1 for the configuration of the I/O circuit of each type.
Table 2-2. Pin I/O Circuit Types (1/2)
Pin Name
I/O Circuit Type
I/O
Recommended Connection of Unused Pins
P00/TI000
P01/TI010/TO00
P02/SO11
Note
P03/SI11
Note
P04/SCK11
Note
P05/SSI11
Note
/TI001
Note
P06/TI011
Note
/TO01
Note
P10/SCK10/TxD0
P11/SI10/RxD0
8-A
P12/SO10
P13/TxD6
5-A
P14/RxD6 8-A
P15/TOH0 5-A
P16/TOH1/INTP5
P17/TI50/TO50/FLMD1
8-A
I/O
Input:
Independently connect to EV
DD
or EV
SS
via a resistor.
Output: Leave open.
P20/ANI0 to P27/ANI7
9-C
Input
Connect to EV
DD
or EV
SS
.
P30/INTP1
P31/INTP2
(except
µ
PD78F0138HD)
Input:
Independently connect to EV
DD
or EV
SS
via a resistor.
Output: Leave open.
P31/INTP2 (
µ
PD78F0138HD)
Connect to EV
SS
via a resistor.
P32/INTP3
P33/TI51/TO51/INTP4
8-A
P40 to P43
P50 to P53
5-A
Input:
Independently connect to EV
DD
or EV
SS
via a resistor.
Output: Leave open.
P60, P61
13-R
P62, P63
13-W
Input:
Connect to EV
SS
.
Output: Leave this pin open at low-level output after clearing
the output latch of the port to 0.
P70/KR0 to P77/KR7
P120/INTP0
8-A
I/O
Input:
Independently connect to EV
DD
or EV
SS
via a resistor.
Output: Leave open.
P130 3-C
Output
Leave
open.
P140/PCL/INTP6
P141/BUZ/INTP7
8-A
I/O
Input:
Independently connect to EV
DD
or EV
SS
via a resistor.
Output: Leave open.
Note SO11, SI11, SCK11, SSI11, TI001, TI011, and TO01 are available only in the
µ
PD78F0133H, 78F0134H,
78F0136H, 78F0138H, and 78F0138HD.
Содержание MuPD78F0132H
Страница 2: ...User s Manual U16899EJ2V0UD 2 MEMO ...