PD78F0701Y_15 Datasheet, PDF (14/54 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLER

µPD78F0701Y
2.3 Pin Input/Output Circuits and Handling of Unused Pins
Table 2-1 lists the types of input/output circuits for each pin and explains how unused pins are handled.
Figure 2-1 shows the configuration of each type of input/output circuit.
Table 2-1. Types of Input/Output Circuit for Each Pin and Handling of Unused Pins
Pin name
P00/INTP0-P07/INTP7
P20/SI31
P21/SO31
P22/SCK31
P23/BUZ
P24/RxD0
P25/TxD0
P26/ASCK0
P27/PCL
P30/SI30
P31/SO30
P32/SCK30
P33
P34/TO00
P35/TI000
P36/TI010
P40-P47
P50-P57
P64-P67
P70/TI52/TO52
P71/SDA0
P72/SCL0
P73/TO01
P74/TI001
P75/TI011
P76/TI50/TO50
P77/TI51/TO51
P80/ANI0-P87/ANI7
P90/ANI8-P97/ANI15
CRXD/IRX0
CTXD/ITX0
RESET
AVREF
AVSS
VPP
I/O circuit type
8-C
5-H
8-C
5-H
8-C
5-H
8-C
5-H
8-C
5-H
8-C
13-P
5-H
8-C
5-H
5-T
5-H
13-R
5-H
8-C
I/O
Recommended connection of unused pins
I/O
Connect these pins to the VSS0 pin via respective resistors.
Connect these pins to the VDD0 or VSS0 pin via respective
resistors.
Connect this pin to the VDD0 pin via resistors.
Connect these pins to the VDD0 or VSS0 pin via respective
resistors.
Connect these pins to the VDD0 pin via respective resistors.
Connect these pins to the VDD0 or VSS0 pin via respective
resistors.
Connect these pins to the VDD0 pin via respective resistors.
Connect these pins to the VDD0 or VSS0 pin via respective
resistors.
11-E
2
3-B
2
-
Input
Output
Input
-
Connect this pin to the VDD0 or VSS0 pin via resistors.
Leave this pin open.
-
Connect this pin to the VDD0 pin.
Connect this pin to the VSS0 pin.
Connect this pin directly to the VSS0 or VSS1 pin.
12
Preliminary Product Information U13563EJ2V0PM00