13. Dot Matrix LCD Controller (H8/3857 Group)
Rev.3.00 Jul. 19, 2007 page 354 of 532
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H'00
H'0
H'1
H'4
H'01
H'1F
X address
(1) Priority given to Y-direction data access (INC = 0)
H'00
H'0
H'1
H'4
H'01
H'1F
X addres
Y address
Y address
(2) Priority given to X-direction data access (INC = 1)
1.
2.
3.
Address register (LR2) bits XA2 to XA0 show the X address, and bits YA4 to YA0 show the Y address.
X address operation
(1) SOB = 0: Address becomes H'0 after H'7, regardless of the display duty.
(2) SOB = 1: Address becomes H'0 after H'6 when 1/16 duty is set, and after H'7 when 1/8 duty is set.
Y address operation
Address becomes H'00 after H'0F when 1/16 duty is set, and after H'07 when 1/8 duty is set.
Notes:
Figure 13.6 Display Memory Access Methods (SOB = 1, 1/32 Duty)
Summary of Contents for F-ZTAT H8 Series
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