1. 环境:
Hisi3516dv300 对接ov426+ov6946
2. 状态
(1) Dv300已经可以收到中断,有数据,但图像不对。
1. Colorbar输出
图片(添加微信发送图片13612820654)
2. 视频数据输出:
图片(添加微信发送图片13612820654)
3. 原理图
图片(添加微信发送图片13612820654)
4. 初始化序列
;OV6946 R1C 04-05-16 RGB BAYER RAW 10 BIT OUTPUT
6c 0103 01 ; reset
6c 3025 06
6c 3026 1c;PLL optimized
6c 3205 01; sensor reset (J)
6c 0100 01 ; Streaming 07-27-16
6c 3024 04
6c 3209 03 ; auto AEC enable
6c 3701 40
6c 3702 4c
6c 3003 31; OV6946 (400x400)
;Analog
6c 3204 87;8b fine turn VFPN
6c 3028 b0
6c 3027 20;(22) increase loading capacity
;Max gain sent to OV6946
6c 5a40 05; 350b(3f)=4x
;Gain ceiling for sensor (1f)
6c 3a19 3e
;Turn off gain compensation block
6c 5a00 04
;BLC target adjust along with 5a00
6c 4009 18;(4 for 8bit) 07-27-16
;BLC alway on [1]
6c 4005 1a
;ADC_Range
6c 3020 09;08 770mv (S)
6c 3024 00
;AEC/AGC stable range
6c 3a0f 58
6c 3a10 48
6c 3a1b 64
6c 3a1e 40
6c 4052 01 ; one channel blc
;Add pre-gain to compensate blooming issue
6c 302a 01; (00)1.25x
6c 3205 00; sensor reset release (J)
问题补充:
(1) Dv300已经可以收到中断,有数据,但图像不对。