When power supply pins are set as shown below,
the LH1692 can output positive voltage and
negative voltage to LCD drive output.
Example 1 : For Positive Voltage Output
VDD
LCD Drive Output
VLS, VCC
VSS, VEE (0 V)
Input
Example 2 : For Negative Voltage Output
VDD, VLS
0V
Input
VCC
VSS, VEE
Internal Logic
LCD Drive Output
Internal Logic
LH1692
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