PD62A_15 Datasheet, PDF (10/64 Pages) Renesas Technology Corp – 4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION

µPD62A
1.3 Recommended Connection of Unused Pins
The following connections are recommended for unused pins.
Table 1-1. Connections for Unused Pins
Pin
KI/O
Input mode
Output mode
REM
S1/LED
S0
KI
RESET^Note
Connection
Inside the Microcontroller
Outside the Microcontroller
—
Leave open
High-level output
—
Output mode (LED) setting
OFF mode setting
—
Directly connect these
pins to GND
On-chip POC circuit
Leave open
Note For application circuits requiring high reliability, be sure to design so that the RESET signal is input
externally.
Caution It is recommended that the I/O mode and the terminal output level are fixed by repeating the
settings in each loop of the program.
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Data Sheet U14474EJ2V0DS00