UPD78F8056 Renesas Electronics Corporation., UPD78F8056 Datasheet - Page 12

• Manufacturer Part Number: UPD78F8056
• Description: 16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

10
P02/SO10/TxD1
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
FLMD0
RESET
REGC
LOOP_C
IC0
IC1
IC2
IC3
IC4
IC5
IC6
GND1
(3) Connection of Unused Pins
Pin Name
I/O
I/O
Input
Output
I/O
Input
Input
Input
Input
I/O Circuit Type
−
−
−
−
−
−
−
−
Preliminary Product Information U19858EJ1V0PM
Independently connect to V
Output: Leave open.
Output: Leave open.
Output: Leave open.
Output: Leave open.
Output: Leave open.
Input:
Input:
Input:
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
<When on-chip debugging is enabled>
<When on-chip debugging is disabled>
Input:
Input:
Output: Leave open.
Independently connect to V
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER at
P122.
Leave Open
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
Refer to 6. CONNECTION BETWEEN MCU AND RF RANSCEIVER.
Leave open or connect to V
Connect directly or via a resistor to V
Connect to V
Connect to GND_GR via capacitor (39 pF: target).
Connect to V
Connect to V
Connect to V
Leave Open
Leave Open
Leave Open
Leave Open
Make this pin the same potential as V
Pull this pin up (pulling it down is prohibited).
Input:
Output:
Independently connect to V
Independently connect to V
Independently connect to V
Independently connect to V
Independently connect to V
Independently connect to V
Leave open.
SS
SS
SS
SS
Recommended Connection of Unused Pins
via capacitor (0.47 to 1
via a resistor.
via a resistor.
via a resistor.
DD
DD
SS
μPD78F8056, 78F8057, 78F8058
or V
or V
via a resistor of 100 kΩ or more.
SS
SS
via a resistor.
via a resistor.
DD
DD
DD
DD
DD
DD
SS
DD
.
μ
or V
or V
or V
or V
or V
.
F: target).
or V
SS
SS
SS
SS
SS
SS
via a resistor.
via a resistor.
via a resistor.
via a resistor.
via a resistor.
via a resistor.