4524_M Datasheet, PDF (73/310 Pages) Renesas Technology Corp – 4-BIT CISC SINGLE-CHIP MICROCOMPUTER 720 FAMILY / 4500 SERIES

4524 Group
HARDWARE
FUNCTION BLOCK OPERATIONS
1/2 Duty, 1/2 Bias: When writing (XX10)2 to address M (1, 14, 8) in RAM.
M (1, 14, 8)
COM0 _{0 (bit 0)}
COM1 ₁
COM1
1 flame (2/F)
1/F
X
X ^{(bit 3)}
SEG16
COM0
SEG16
COM1
SEG16
ON
COM0
SEG16
OFF
1/3 Duty, 1/3 Bias: When writing (X101)2 to address M (1, 14, 8) in RAM.
M (1, 14, 8)
COM0 _{1 (bit 0)}
COM1 ₀
COM2 ₁
X ^{(bit 3)}
SEG16
COM2
COM1
COM0
1 flame (3/F)
1/F
SEG16
COM2
SEG16
ON
COM1
SEG16
OFF
COM0
SEG16
ON
1/4 Duty, 1/3 Bias: When writing (1010)2 to address M (1, 14, 8) in RAM.
M (1, 14, 8)
COM0 _{0 (bit 0)}
COM1 ₁
COM2 ₀
COM3 _{1 (bit 3)}
SEG16
COM3
COM2
COM1
1 flame (4/F)
1/F
COM0
F : LCD clock frequency
SEG16
X: Set an arbitrary value.
(These bits are not related to
set the drive waveform at each duty.)
COM3
SEG16
ON
COM2
SEG16
OFF
COM1
SEG16
ON
COM0
SEG16
OFF
Fig. 45 LCD controller/driver structure
Rev.2.00 Aug, 06 2004
REJ09B0107-0200Z
Voltage level
VL C3
VLC1=VLC2
VSS
VL C3
VLC1=VLC2
VSS
Voltage level
VL C3
VL C2
VLC1
VSS
VLC3
VLC2
VL C1
VSS
Voltage level
VLC3
VLC2
VLC1
VSS
VLC3
VLC2
VLC1
VSS
1-60