msm9223 Oki Semiconductor, msm9223 Datasheet - Page 15

• Manufacturer Part Number: msm9223
• Description: 27-bit Duplex/triplex Vfd Controller/driver With Digital Dimming, Adc And Keyscan
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Digital Dimming Data Input [Function Mode: 4]
• MSM9223 receives the digital dimming data when function mode 4 is selected.
• The output duty changes in the range of 0/1024 (0%) to 1016/1024 (99.2%) for each grid.
• The 10-bit digital dimming data is input from LSB.
[Data Format]
Input Data
Digital Dimming Data: 10 bits
Mode Data
Input Data
Bit
(LSB)
LSB
D1
D1
1
0
1
1
0
1
1
: 13 bits
: 3 bits
D2
D2
2
0
0
1
0
0
1
D3
D3
3
0
0
1
0
0
1
Digital Dimming Data (10bits)
D4
D4
4
0
0
0
1
1
1
Dimming Data
D5
D5
5
0
0
1
1
1
1
D6
D6
6
0
0
1
1
1
1
D7
D7
7
0
0
1
1
1
1
D8
D8
8
0
0
1
1
1
1
D9
D9
9
0
0
1
1
1
1
(MSB)
MSB
D10
D10
10
0
0
1
1
1
1
M0
11
Duty Cycle
1015/1024
1016/1024
1016/1024
1016/1024
Mode Data
0/1024
1/1024
(3bits)
M1
12
MSM9223
M2
13
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