参数资料
型号: ML9207-XXGP
厂商: LAPIS SEMICONDUCTOR CO LTD
元件分类: 显示控制器
英文描述: 24 X 36 DOTS FLUORESCENT DSPL CTRL, PQFP80
封装: 14 X 14 MM, 0.65 MM PITCH, PLASTIC, QFP-80
文件页数: 18/36页
文件大小: 528K
代理商: ML9207-XXGP
FEDL9207-02
OKI Semiconductor
ML9207-xx
24/35
5. Display duty set
(Writes a display duty value to the duty cycle register.)
Display duty adjusts brightness in 960 stages (0/1024 to 960/1024) using 10-bit data.
When the
RESET signal is input, the duty cycle register value is "0". (See "Reset Function") Always execute
this instruction before turning the display on, then set a desired duty value.
[Command format]
D0 (LSB) to D9 (MSB)
: Display duty data (10 bits: 0/1024 to 960/1024 stages)
*
: Don't care
[Relation between setup data and controlled COM duty]
HEX
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
COM duty
000
0
0/1024
001
1
0
1/1024
002
0
1
0
2/1024
3BE
0
1
0
1
958/1024
3BF
1
0
1
959/1024
3C0
0
1
960/1024
3C1
1
0
1
960/1024
3FE
0
1
960/1024
3FF
1
960/1024
← (The state when
RESET signal is
input.)
D0 D1 *
* * 1 0 1
B0 B1 B2 B3 B4 B5 B6 B7
1st byte
(1st)
LSB
MSB
: Selects display duty set and sets duty value (low-order 2 bits).
D2 D3 D4
B0 B1 B2 B3 B4 B5 B6 B7
2nd byte
(2nd)
LSB
MSB
: Sets duty value (high-order 8 bits).
D5 D6 D7 D8 D9
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