Datasheet

Confidential for truly Only
color CMOS QSXGA (5 megapixel) image sensor with OmniBSI™ technology
OV5647
proprietary to OmniVision Technologies PRELIMINARY SPECIFICATION version 1.0
4.11 FREX strobe flash control
See table 4-10 for FREX strobe control functions.
table 4-10 FREX strobe control functions
address register name
default
value R/W description
0x3B00 STROBE CTRL 0x00 RW
Strobe Control
Bit[7]: Strobe request ON/OFF
0: OFF/BLC
1: ON
Bit[6]: Strobe pulse reverse
Bit[3:2]: width_in_xenon
00: 1 row period
01: 2 row period
10: 3 row period
11: 4 row period
Bit[1:0]: Strobe mode
00: xenon
01: LED 1
10: LED 2
11: LED 3
0x3B01 STROBE_FREX_EXP_H2 0x00 RW Bit[7:0]: frex_exp[23:16]
0x3B02 STROBE_SHUTTER_DLY 0x08 RW Bit[4:0]: shutter_dly[12:8]
0x3B03 STROBE_SHUTTER_DLY 0x00 RW Bit[7:0]: shutter_dly[7:0]
0x3B04 STROBE_FREX_EXP_H 0x04 RW Bit[7:0]: frex_exp[15:8]
0x3B05 STROBE_ FREX_EXP_L 0x00 RW Bit[7:0]: frex_exp[7:0]
0x3B06 FREX CTRL 0x04 RW
FREX Control
Bit[7:6]: frex_pchg_width
Bit[5:4]: frex_strobe_option
Bit[3:0]: frex_strobe_width[3:0]
0x3B07
STROBE_
FREX_MODE_SEL
0x08 RW
Bit[3]: fx1_fm_en
Bit[2]: frex_inv
Bit[1:0]: FREX mode select
00: frex_strobe mode0
01: frex_strobe mode1
1x: Rolling strobe
0x3B08 STROBE_FREX_EXP_REQ 0x00 RW Bit[0]: frex_exp_req
0x3B09 FREX_SHUTTER_DELAY 0x00 RW Bit[2:0]: frex end option
0x3B0A
STROBE_FREX_RST_
LENGTH
0x04 RW Bit[2:0]: frex_rst_length[2:0]
0x3B0B STROBE_WIDTH 0x00 RW Bit[7:0]: frex_strobe_width[19:12]
0x3B0C STROBE_WIDTH 0x3D RW Bit[7:0]: frex_strobe_width[11:4]