Data Sheet
Product Specification 
Ver 1.2                                                                                           24 / 43 
This command gets the Vcom value.   
VV[5:0]:      Vcom Value Output 
VV[5:0]  Vcom value 
000 0000b  -0.10 V 
000 0001b  -0.15 V 
000 0010b  -0.20 V 
:  : 
100 1110b    -4.00 V 
(34) VCOM-DC Setting (R82H) 
Action  W/R  C/D  D7  D6  D5  D4  D3  D2  D1  D0 
Set VCM_DC 
0  0  1  0  0  0  0  0  1  0 
0  1  -  VDCS[6:0] 
This command sets VCOM_DC value.     
VDCS[5:0]:    VCOM_DC Setting 
VDCS[6:0]  VCOM_DC Value 
000 0000b  -0.1V(default) 
000 0001b  -0.15V 
000 0010b  -0.2v 
..  .. 
100 1110b  -4.0v 
(35) Program Mode (PGM)      (RA0H) 
Action  W/R  C/D  D7  D6  D5  D4  D3  D2  D1  D0 
Enter  Program 
Mode 
0  0  1  0  1  0  0  0  0  0 
0  1  1  0  1  0  0  1  0  1 
After this command is issued, the chip would enter the program mode. 
The mode would return to standby by hardware reset. 
The only one parameter is a check code, the command would be excuted if check code = 0xA5. 
(36) Active Program (APG)      (RA1H) 
Action  W/R  C/D  D7  D6  D5  D4  D3  D2  D1  D0 
Active Program OTP  0  0  1  0  1  0  0  0  0  1 
After this command is issued, the chip would enter the program mode.   
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