Datasheet

ST7735
V1.7 122 2009-12-04
10.2.1 FRMCTR1 (B1h): Frame Rate Control (In normal mode/ Full colors)
B1H FRMCTR1 (Frame Rate Control)
Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
FRMCTR1 0 ↑ 1 - 1 0 1 1 0 0 0 1 (B1h)
1
st
parameter 1 ↑ 1 - - - - - RTNA3 RTNA2 RTNA1 RTNA0
2
nd
parameter 1 ↑ 1 - - - FPA5 FPA4 FPA3 FPA2 FPA1 FPA0
3
rd
parameter 1 ↑ 1 - - - BPA5 BPA4 BPA3 BPA2 BPA1 BPA0
Description
-Set the frame frequency of the full colors normal mode.
- Frame rate=fosc/((RTNA + 20) x (LINE + FPA + BPA))
- 1 < FPA(front porch) + BPA(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