H8S Family
LCD Display Using 1/4 Duty Drive (LCD Controller/Driver)
REJ06B0486-0100/Rev.1.00
March 2005
Page 7 of 19
(7) LCD Display/Non-Display
The relationship between SEG21 and SEG22 of the 8-digit 8-segment LCD and the corresponding values set in the
LCD RAM is shown in figure 6. As shown in figure 6, a setting of 1 for a bit in LCD RAM for a segment from 0 to
7 causes the corresponding segment to display, and a setting of 0 causes non-display.
7
6
5
4
3
2
1
0
COM4
COM2
COM1
COM4 COM3
COM1
COM3
COM2
SEG22
SEG21
H'FFFC4A
0
1
2
3
7
4
5
6
Figure 6 Relationship between LCD Display/Non-Display and Corresponding LCD RAM Setting
Values
