EFM32WG Datasheet, PDF (782/834 Pages) List of Unclassifed Manufacturers – The EFM32WG Wonder Gecko is the ideal choice for demanding 8-, 16-, and 32-bit energy sensitive applications.

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Figure 33.20. LCD 1/2 Bias and Triplex Multiplexing - LCD_SEG0
V_LC0 (V_LCD)
V_LC1 (1/2V_LCD)
V_LC3 (V_SS)
Fram e St art
Fram e End
Figure 33.21. LCD 1/2 Bias and Triplex Multiplexing - LCD_SEG0 Connection
com 0
com 1
com 2
1/2 bias and triplex multiplexing - LCD_SEG0-LCD_COM0
• DC voltage = 0 (over one frame)
• V_RMS = 0.4 × V_{LCD_OUT}
• The LCD display pixel that is connected to LCD_SEG0 and LCD_COM0 will be OFF with this waveform
Figure 33.22. LCD 1/2 Bias and Triplex Multiplexing - LCD_SEG0-LCD_COM0
V_LC0 (V_LCD)
V_LC1 (1/2V_LCD)
V_LC3 (V_SS)
-V_LC1 (1/2V_LCD)
-V_LC0 (V_LCD)
Fram e St art
Fram e End
1/2 bias and triplex multiplexing - LCD_SEG0-LCD_COM1
• DC voltage = 0 (over one frame)
• V_RMS = 0.7 V_{LCD_OUT}
• The LCD display pixel that is connected to LCD_SEG0 and LCD_COM1 will be ON with this waveform
Figure 33.23. LCD 1/2 Bias and Triplex Multiplexing - LCD_SEG0-LCD_COM1
V_LC0 (V_LCD)
V_LC1 (1/2V_LCD)
V_LC3 (V_SS)
-V_LC1 (1/2V_LCD)
-V_LC0 (V_LCD)
Fram e St art
Fram e End
1/2 bias and triplex multiplexing - LCD_SEG0-LCD_COM2
• DC voltage = 0 (over one frame)
• V_RMS = 0.4 × V_{LCD_OUT}
• The LCD display pixel that is connected to LCD_SEG0 and LCD_COM2 will be OFF with this waveform
2013-05-08 - Wonder Gecko Family - d0233_Rev0.50
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