U19858EJ1V0PM00_15 Datasheet, PDF (12/25 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCONTROLLER

μPD78F8056, 78F8057, 78F8058
(3) Connection of Unused Pins
Pin Name
I/O Circuit Type
P02/SO10/TxD1
I/O
P03/SI10/RxD1/SDA10
P04/SCK10/SCL10
P13/TxD3
P14/RxD3
P15/RTCDIV/RTCCL/
GPIO2
P16/TI01/TO01/INTP5/
GPIO3
P31/TI03/TO03/INTP4
P40/TOOL0
P41/TOOL1
P76/KR6/INTP10
P120/INTP0/EXLVI
P121/X1
P122/X2/EXCLK
P123/XT1
P124/XT2
P130
P144/TxD2
I/O
Input
Output
I/O
FLMD0
RESET
REGC
LOOP_C
IC0
IC1
IC2
IC3
IC4
IC5
IC6
GND1
−
Input
−
−
Input
Input
Input
−
−
−
−
−
Recommended Connection of Unused Pins
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
<When on-chip debugging is enabled>
Pull this pin up (pulling it down is prohibited).
<When on-chip debugging is disabled>
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Input: Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Independently connect to VDD or VSS via a resistor.
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER at
P122.
Leave Open
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
Independently connect to VDD or VSS via a resistor.
Output: Leave open.
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
Leave open or connect to VSS via a resistor of 100 kΩ or more.
Connect directly or via a resistor to VDD.
Connect to VSS via capacitor (0.47 to 1 μ F: target).
Connect to GND_GR via capacitor (39 pF: target).
Connect to VSS via a resistor.
Connect to VSS via a resistor.
Connect to VSS via a resistor.
Leave Open
Leave Open
Leave Open
Leave Open
Make this pin the same potential as VSS.
10
Preliminary Product Information U19858EJ1V0PM