Table of Contents
Advertisement
MB90420/5 (A) SERIES F
14.6.1 Output Waveform (1/2 duty) during Operation of LCD Controller/Driver
The display driving output is 2-frame AC waveform selected in the multiplex driving type.
Only the COM0 and COM1 pins are used for LCD display when 1/2 duty is used; the COM2 and COM3 pins
are not used.
„
Output waveform on 1/2 bias and 1/2 duty
An LCD in which the potential difference between the common output pin and the segment output pin
becomes the maximum is set to ON.
Figure 14.13 shows the output waveform when the display RAM data is shown in Table 14-7 .
SEGn
SEGn + 1
—: Unused
2
MC-16LX FAMILY 16-BIT MICROCONTROLLERS HARDWARE MANUAL
Table 14-7 Example of Display RAM Data
Segment
COM3
––
––
Display RAM Data
COM2
COM1
––
0
––
0
14-20
COM0
0
1
Advertisement
Table of Contents
