UPD16434 NEC, UPD16434 Datasheet - Page 13

• Manufacturer Part Number: UPD16434
• Description: 1/8/ 1/16 DUTY LCD CONTROLLER/DRIVER
• Manufacturer: NEC

configuration.
corresponding to the most significant bit (R7 in 8-time-division, or R7 and R15 in 16-time-division), can be used for the
cursor or indicator display pattern, independently from the character generator.
Figure 2–3 shows the LCD configuration for the character generator. A character is configured in 5
The most significant bit (bit 7) of the data memory is not used by the character generator. Therefore, LCD dots,
The most significant bits are manipulated by a cursor manipulation command (WRCURS, CLCURS), etc.
C
(a) 8-time-division
n+4
C
Figure 2–3. LCD Configuration When Using Character Generator
n+3
C
n+2
C
n+1
C
n
R0
R1
R2
R3
R4
R5
R6
R7
Data Sheet S10299EJ4V0DS00
(b) 16-time-division
C
n+4
C
n+3
C
n+2
C
n+1
C
n
R0
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
PD16434
7-dot
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