upd78f0114hgb-8es-a Renesas Electronics Corporation., upd78f0114hgb-8es-a Datasheet - Page 38

• Manufacturer Part Number: upd78f0114hgb-8es-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

2.3 Pin I/O Circuits and Recommended Connection of Unused Pins
38
Notes 1.
P00/TI000
P01/TI010/TO00
P10/SCK10/TxD0
P11/SI10/RxD0
P12/SO10
P13/TxD6
P14/RxD6
P15/TOH0
P16/TOH1/INTP5
P17/TI50/TO50/FLMD1
P20/ANI0 to P27/ANI7
P30/INTP1
P31/INTP2
(except PD78F0114HD)
P31/INTP2 ( PD78F0114HD)
P32/INTP3
P33/TI51/TO51/INTP4
P60, P61
P62, P63
P70/KR0 to P73/KR3
P120/INTP0
P130
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.
2.
Bit 6 (FRC) of the processor clock control register (PCC) must be set to 1 after reset mode is released.
Connect port 2 directly to EV
Pin Name
8-A
5-A
8-A
5-A
8-A
9-C
8-A
13-R
13-W
8-A
3-C
I/O Circuit Type
Table 2-2. Pin I/O Circuit Types (1/2)
DD
when it is used as a digital port.
CHAPTER 2 PIN FUNCTIONS
User’s Manual U16961EJ4V0UD
I/O
Input
I/O
Output
I/O
Input:
Output: Leave open.
Connect to AV
Input:
Output: Leave open.
Connect to EV
Input:
Output: Leave open.
Input:
Output: Leave this pin open at low-level output after clearing
Input:
Output: Leave open.
Leave open.
Independently connect to EV
Independently connect to EV
Independently connect to EV
Connect to EV
the output latch of the port to 0.
Independently connect to EV
Recommended Connection of Unused Pins
REF
SS
via a resistor.
or AV
SS
SS
.
.
DD
DD
DD
DD
or EV
or EV
or EV
or EV
SS
SS
SS
SS
via a resistor.
via a resistor.
via a resistor.
via a resistor.