easyfpga030 flashpro下载不了

Error: programmer 'FPBBALTLPT1' : Signal Integrity Failure
       Integrity Check Pattern Not Found.
       Integrity Check Pattern :
       550FAAF000FF0000FFFF
       DrScan Error.
       Possible chain exceeds expected maximum device count: 256.
       Chain Analysis Failed.
Error: programmer 'FPBBALTLPT1' : Data Bit length : 8272
Error: programmer 'FPBBALTLPT1' : Compare Data  : E286872D70E03F0000FFFF000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Error: programmer 'FPBBALTLPT1' : Scan Chain FAILED.
Error: Failed to run Action.
请各位高手指点一下

信息提示是信号完整性错误，很可能是你的下载线有接触不良的地方。如果是并口下载的话，请确认您的并口连接完好，确认并口延长线信号完整性良好。可以断电插拔几次尝试。另外，也可以在别电脑上或者换一根并口延长线再尝试。

大侠 请问这个问题怎么解决的  我今天用Flashpro lite 给APA器件烧程序也出现同样的问题，还请请教一下***和VPP还需要外接电源单独给电么

您好，请问你这个问题解决了吗