Samsung S3F80JB Universal Remote User Manual


 
S3F80JB RESET
8-19
RECOMMENDATION FOR UNUSUED PINS
To reduce overall power consumption, please configure unused pins according to the guideline description Table
8-6.
Table 8-6. Guideline for Unused Pins to Reduced Power Consumption
Pin Name Recommend Example
Port 0 Set Input mode
Enable Pull-up Resister
No Connection for Pins
P0CONH # 00H or 0FFH
P0CONL # 00H or 0FFH
P0PUR # 0FFH
Port 1 Set Open-Drain Output mode
Set P1 Data Register to #00H.
Disable Pull-up Resister
No Connection for Pins
P1CONH # 55H
P1CONL # 55H
P1 # 00H
Port 2 Set Push-pull Output mode
Set P2 Data Register to #00H.
Disable Pull-up resister
No Connection for Pins
P2CONH # 0AAH
P2CONL # 0AAH
P2 # 00H
P2PUR # 00H
P3.0–3.1 Set Push-pull Output mode
Set P3 Data Register to #00H.
No Connection for Pins
P3CON # 11010010B
P3 # 00H
P3.2– P3.3 No connection
P3.4–P3.5 Set Push-pull Output mode
Set P3.4 and P3.5 Data Register to #00H.
No Connection for Pins
P345CON # A0H
P3 # 00H
Port 4 Set Push-pull Output mode
Set P4 Data Register to #00H.
No Connection for Pins
P4CONH # 0AAH
P4CONL # 0AAH
P4 # 00H
TEST
Connect to V
SS
.