78K0R/Lx3 – Sense it!
2.8.4 External Resistor Split
-
1/4 Bias Method (8 Time-Sharing)
Set the switches as shown below. It is connected with 100K
Ω
of resistance (diagram below).
SW7
All ON
SW6
Other Mode
SW8
1/4 bias Mode
Table 10: Switch settings External Resistor Split mode 1/4 BIAS
2.9 Solder-Short Pads
With using the solder-short pad to cut/connect the circuit, users can customize the circuit. The solder-short
pad looks like the picture below. To open, use cutter to cut the dent part. To short, put solder on the pad.
Solder-short
pad
Solder-short
pad
(Open)
(Short)
Solder-Short
Pad Name
Default
Connection
Short
Connect port2 to analog circuit
P20
~
P27
Short
Open
Use port2 for other purpose
Short
Connect port32 to the driver of buzzer
P32
Short
Open
Use port32 for other purpose
Short
Connect port33 to the driver of LED1
P33
Short
Open
Use port33 for other purpose
P110
Short
Short
Connect port110 to analog circuit
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User’s Manual
U20191EE1V0UM00
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