參數(shù)資料
型號: UPD7225G00
廠商: NEC Corp.
英文描述: PROGRAMMABLE LCD CONTROLLER/DRIVER
中文描述: 可編程LCD控制器/驅(qū)動
文件頁數(shù): 33/52頁
文件大?。?/td> 289K
代理商: UPD7225G00
Data Sheet S14308EJ6V0DS00
33
μ
PD7225
9.3 Divide-by-3 Time Division
When displaying the digit “6.” in the divide-by-3 time division mode:
(1) Serial data organization
Without segment decoder: FE
With segment decoder
(However, the floating point is set to “1” by command.)
(2) Display data organization in the data memory
: 06
Address
n + 2
n + 1
n
Contents of bit 0
1
1
0
Bit
Contents of bit 1
1
1
1
Contents of bit 2
0
1
1
(3) Power supply (1/3 bias)
V
LC0
= V
DD
V
LC1
= V
DD
1/3 V
LCD
V
LC2
= V
DD
2/3 V
LCD
V
LC3
= V
DD
V
LCD
(4) Relationship between common and segment
SEGn + 1
COM2
SEGn
COM1
SEGn + 2
COM0
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