嗨,大家好,
我尝试使用CY7C68013来获取图像传感器数据。但是我对CY7C68013和CMOS传感器之间的硬件连接感到困惑。
CMOS具有以下接口:
SysCLK(in)曝光(in)LyIOLL有效(OUT)帧有效(out)PIXYLCK(OUT)数据:D0D7(OUT)I2C
我的问题是:
1。我可以在哪里接口LyIOrthRealm、FraseFalm、PIXYLCK信号?
我从网上找到了一个案例:
PixIlClk==& gt;IfClk,LynIsHealth==& Gt;SlWR,FrimeSuffic==& Gt。这是正确的吗?如果GrimeSaleValue= & Gt,GPIO,这个GPIO如何控制数据传输?
2。如果我想要一个外部相机触发体系结构,CMOSYX曝光应该连接到CY7C68013,然后使用外部触发信号触发CY7C68013的GPIO中断。还是直接将外部触发器连接到CMOSY曝光?
三。是否有可能使用CY7C68013的CKKOUT来驱动CMOSySysCLK?(如266 66 MHz)
4。哪种模式更适合这个应用?从FIFO还是GPIF?
提前感谢。
最好的,
郑嵘
以上来自于百度翻译
以下为原文
Hi all,
I am trying to use CY7C68013 to grab image sensor data. But I am confused about the hardware connec
tion between CY7C68013 and CMOS sensor.
The CMOS has following interface:
- sysclk (in)
- exposure (in)
- line_valid (out)
- frame_valid (out)
- pix_clk (out)
- Data:D0-D7 (out)
- I2C
My questions are:
1. Where can I interface the line_valid, frame_valid, pix_clk signal?
I found a case from web:
- pix_clk==>IFCLK,
- line_valid==>SLWR,
- frame_valid==>GPIO.
Is this correct? If frame_valid==>GPIO, how can this GPIO control the data transfer?
2. If I want an external camera triggering architecture, the CMOS_exposure should be connnected to CY7C68013 and then use the external_trigger signal to trigger a GPIO interrupt of CY7C68013? Or just connect the external_trigger to CMOS_exposure dirctly?
3. Is it possible to use the CLKOUT of CY7C68013 to source the CMOS_sysclk? (such as 26.66MHz)
4. Which mode is more suited for this application? Slave FIFO or GPIF?
Thanks in advance.
Best,
Zheng Rong