您好：
我们现在使用FPGA产生8位BT656 YCbCr 4:2:2 的信号，通过DM368的YIN0-YIN7和Pclk，连接至DM368。
BT656是内嵌行场同步、时钟频率是27M。但是IPIPEIF、ISIF无法产生中断信号(通过ISP_INTSTAT寄存器得知)。
1、请问怎么使IPIPEIF、ISIF产生中断信号？
2、能不能通过查看某些寄存器或者gio的状态值，获取输入数据的信息或者判断是否接收到数据？
谢谢~~
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以下是IPIPEIF、ISIF的寄存器值：
IPIPEIF_ENABLE:0X0
IPIPEIF_CFG1:0X0
IPIPEIF_PPLN:0X0
IPIPEIF_LPFR:0X0
IPIPEIF_HNUM:0X0
IPIPEIF_VNUM:0X0
IPIPEIF_ADDRU:0X0
IPIPEIF_ADDRL:0X0
IPIPEIF_ADOFS:0X0
IPIPEIF_RSZ:0X10
IPIPEIF_GAIN:0X200
IPIPEIF_DPCM:0X0
IPIPEIF_CFG2:0X0
IPIPEIF_INIRSZ:0X0
IPIPEIF_OCLIP:0XFFF
IPIPEIF_DTUDF:0X0
IPIPEIF_CLKDIV:0X1
IPIPEIF_DPC1:0X0
IPIPEIF_DPC2:0X0
IPIPEIF_RSZ3A:0X10
IPIPEIF_INIRSZ3A:0X0
ISIF_SYNCEN:0X3
ISIF_MODESET:0X2784
ISIF_HDW:0X0
ISIF_VDW:0X0
ISIF_PPLN:0X2CF
ISIF_LPFR:0X20D
ISIF_SPH:0X0
ISIF_LNH:0X5A0
ISIF_SLV0:0X0
ISIF_SLV1:0X0
ISIF_LNV:0X120
ISIF_CULH:0XFFFF
ISIF_CULV:0XFF
ISIF_HSIZE:0X2D
ISIF_SDOFST:0X249
ISIF_CADU:0X400
ISIF_CADL:0X0
ISIF_LINCFG0:0X0
ISIF_LINCFG1:0X400
ISIF_CCOLP:0X0
ISIF_CRGAIN:0X200
ISIF_CGRGAIN:0X200
ISIF_CGBGAIN:0X200
ISIF_CBGAIN:0X200
ISIF_COFSTA:0X0
ISIF_FLSHGFG0:0X0
ISIF_FLSHGFG1:0X0
ISIF_FLSHGFG2:0X0
ISIF_VDINT0:0X0
ISIF_VDINT1:0X0
ISIF_VDINT2:0X0
ISIF_MISC:0X0
ISIF_CGAMMAWD:0X0
ISIF_REC656IF:0X1
ISIF_CCDCFG:0X812
ISIF_DFCCTL:0X0
ISIF_VDFSATLV:0X0
ISIF_DFCMEMCTL:0X0
ISIF_DFCMEM0:0X0
ISIF_DFCMEM1:0X0
ISIF_FMTCFG:0X0
ISP_INTSTAT:0X300000
