ST7781
17.6. Partial Display Function
The ST7781 allows selectively driving two partial images on the screen at arbitrary positions set in the screen
drive position registers.The following example shows the setting for partial display function:
Base Image Display Setting
BASEE
NL[5:0]
0
6’h27
Partial Image 1 Display Setting
PTDE0
1
PTSA0[8:0]
PTEA0[8:0]
PTDP0[8:0]
9’h000
9’h00F
9’h080
Partial Image 2 Display Setting
PTDE1
1
PTSA1[8:0]
PTEA1[8:0]
PTDP1[8:0]
9’h020
9’h02F
9’h0C0
Table 17.6.1: Partial Setting Example
Fig.17.6 Partial Display Example
Ver. 1.7
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