Datasheet

ST7735
V1.7 123 2009-12-04
10.2.2 FRMCTR2 (B2h): Frame Rate Control (In Idle mode/ 8-colors)
B2H FRMCTR2 (Frame Rate Control)
Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
FRMCTR2 0 ↑ 1 - 1 0 1 1 0 0 1 0 (B2h)
1
st
parameter
1 ↑ 1
-
- - - - RTNB3 RTNB2 RTNB1 RTNB0
2
nd
parameter
1 ↑ 1
-
- - FPB5 FPB4 FPB3 FPB2 FPB1 FPB0
3
rd
parameter
1 ↑ 1 -
- - BPB5 BPB4 BPB3 BPB2 BPB1 BPB0
Description
-Set the frame frequency of the Idle mode.
- Frame rate=fosc/((RTNB + 20) x (LINE + FPB + BPB))
- 1 < FPB(front porch) + BPB(back porch) ; Back porch ≠0
Note: fosc = 333kHz
Default
Status Default Value
GM[2:0] = “000” GM[2:0] = “011”
Power On Sequence 02h/2Ch/2Dh 02h/2Dh/2Eh
S/W Reset 02h/2Ch/2Dh 02h/2Dh/2Eh
H/W Reset 02h/2Ch/2Dh 02h/2Dh/2Eh
Flow Chart