upd78f9211grt2-jjg-a ETC-unknow, upd78f9211grt2-jjg-a Datasheet - Page 25

• Manufacturer Part Number: upd78f9211grt2-jjg-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: ETC-unknow

2.3 Pin I/O Circuits and Connection of Unused Pins
P20/ANI0/TI000/TOH1
P21/ANI1/TI010/TO00/
INTP0
P22/ANI2/X2
P23/ANI3/X1
P32/INTP1
P34/RESET
P40 to P47
Table 2-1 shows I/O circuit type of each pin and the connections of unused pins.
For the configuration of the I/O circuit of each type, refer to Figure 2-1.
Pin Name
Table 2-1. Types of Pin I/O Circuits and Connection of Unused Pins
11
36
8-A
2
8-A
I/O Circuit Type
CHAPTER 2 PIN FUNCTIONS
I/O
Input
I/O
User’s Manual U16994EJ3V0UD
I/O
Input:
Output: Leave open.
Input:
Output: Leave open.
Input:
Output: Leave open.
Connect to V
Input:
Output: Leave open.
Individually connect to V
Individually connect to V
Individually connect to V
Individually connect to V
Recommended Connection of Unused Pin
DD
via resistor.
DD
SS
DD
DD
or V
via resistor.
or V
or V
SS
SS
SS
via resistor.
via resistor.
via resistor.
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