LC75817E Datasheet, PDF (12/43 Pages) Sanyo Semicon Device – 1/8 to 1/10 Duty Dot Matrix LCD Display Controller/Driver with Key Input Function

LC75817E, 75817W
Detailed Instruction Descriptions
• Set display technique ... <Sets the display technique>
Code
D56 D57 D58 D59 D60 D61 D62 D63
DT1 DT2 X X 0 0 0 1
X: don’t care
DT1, DT2: Setting the display technique
DT1 DT2
Display technique
Output pins
COM9
S60/COM10
0
0 1/8 duty, 1/4 bias drive Fixed at the V_LCD4 level
S60
1
0 1/9 duty, 1/4 bias drive
COM9
S60
0
1 1/10 duty, 1/4 bias drive
COM9
COM10
Note: *11 S60: Segment outputs
COMn (n = 9, 10): Common outputs
• Display on/off control ... <Turns the display on or off>
Code
D40 D41 D42 D43 D44 D45 D46 D47 D48 D49 D50 D51 D52 D53 D54 D55 D56 D57 D58 D59 D60 D61 D62 D63
DG1 DG2 DG3 DG4 DG5 DG6 DG7 DG8 DG9 DG10 DG11 DG12 X X X X M A SC SP 0 0 1 0
X: don’t care
M, A: Specifies the data to be turned on or off
MA
Display operating state
0
0 Both MDATA and ADATA are turned off (The display is forcibly turned off regardless of the DG1 to DG12 data.)
0
1 Only ADATA is turned on (The ADATA of display digits specified by the DG1 to DG12 data are turned on.)
1
0 Only MDATA is turned on (The MDATA of display digits specified by the DG1 to DG12 data are turned on.)
1
1 Both MDATA and ADATA are turned on (The MDATA and ADATA of display digits specified by the DG1 to DG12 data are turned on.)
Note: *12. MDATA, ADATA
5 × 7 dot matrix display
5 × 8 dot matrix display
5 × 9 dot matrix display
DG1 to DG12: Specifies the display digit
Display digit
Display digit data
1
2
3
4
5
6
7
8
9 10 11 12
DG1 DG2 DG3 DG4 DG5 DG6 DG7 DG8 DG9 DG10 DG11 DG12
For example, if DG1 to DG6 are 1, and DG7 to DG12 are 0, then display digits 1 to 6 will be turned on, and display digits 7
to 12 will be turned off (blanked).
No. 6144-12/43