參數(shù)資料
型號(hào): HD61605
廠商: Hitachi,Ltd.
英文描述: Segment Type LCD Driver(段類型LCD驅(qū)動(dòng)器)
中文描述: 段類型LCD驅(qū)動(dòng)器(段類型液晶驅(qū)動(dòng)器)
文件頁(yè)數(shù): 9/33頁(yè)
文件大小: 199K
代理商: HD61605
HD61604/HD61605
1275
3. 1/3 duty cycle drive
In the 1/3 duty cycle drive, the columns of COM0 to COM2 are output in time sharing. No column of
COM3 is displayed. “y” cannot be rewritten by display data (input on an 8-segment basis). Please use
bit manipulation in turning on/off the display of “y” cycle (Figure 6).
4. 1/4 duty cycle drive
In the 1/4 duty cycle drive, all the columns of COM0 to COM3 are displayed (Figure 7).
b
c
LCD connection
a
d
DP
e
f
g
COM2
S
S
S
COM0
y
COM1
COM3
COM2
COM1
COM0
e
d
DP
Display RAM
SEG3
SEG4
SEG5
f
g
c
y
a
b
Figure 6 Example of Correspondence between LCD Connection and Display RAM
(1/3 Duty Cycle, HD61604)
COM3
COM2
COM1
COM0
d
DP
Display RAM
SEG2
SEG3
e
c
g
b
b
c
LCD connection
a
d
DP
e
f
g
COM2
S
S
COM0
COM1
COM3
f
a
Figure 7 Example of Correspondence between LCD Connection and Display RAM
(1/4 Duty Cycle, HD61604)
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