WARNING:Cpld:310 - Cannot apply TIMESPEC TS1000 = PERIOD:PERIOD_sysq.Q:0.000 nS because of one of the following: (a) a signal name was not found; (b) a signal was removed or renamed due to optimizatio
最近公司帮做了一个变频器的方案。做板40张,我司做了41张。在程序什么搞定后,就来调试,其实调试 很顺利,40张样板张有那个3 或4张控制板有问题,其中两张板问题找了一天那样才发现。可能是我太菜了,工作经历不够,今年才毕业的。废话少说,说说问题吧控制板病症如下:控制板上电正常,复位脚高电平3.3V正常。插上JTAG,烧写。出错了has no device the target dll has ca
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