{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*89c2051 pdf datasheet (8-bit M.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1"}],"type":"search_phase_execution_exception","reason":"all shards failed","phase":"query","grouped":true,"failed_shards":[{"shard":0,"index":"recommend_keyword_search_v1","node":"c8Ry91qkQA6igO07LZRl5w","reason":{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*89c2051 pdf datasheet (8-bit M.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1","caused_by":{"type":"illegal_argument_exception","reason":"expected ')' at position 34"}}}]},"status":400}
在ptoteus中89s51的P3.6引脚可用89c2051的哪个引脚代替?因为89c2051在proteus中没有P3.6引脚
2015-12-28 10:23
89C51程序如何写到89C2051中
2020-06-15 07:35
由89C2051单片机组成的数显八路断线检测仪
2020-03-06 03:51
本帖最后由 jj1989 于 2013-3-28 09:49 编辑 大家知道89C2051的P1.0和P1.1口为其内部比较器的两个输入端,无上拉电阻。在单片机进行复位之后,这两个引脚应该
2013-03-28 09:46
我从网上下载了一个单片机4位驱动LCD1602的程序,源程序用的是P2口,单片机是AT89C52,我想把它用在AT89C2051上,但是89c2051没有P2口,想改成用P1口,但是不会改,请高手指教!
2012-07-19 21:38
哪位知道 at89c2051在仿真器通过的程序为什么烧写好后插如线路会出错啊?
2012-10-27 16:39
求AT89C2051的最小系统及外围电路邮箱:946663810@qq.com谢谢
2013-04-28 09:13
89c51能直接代替C2051不??????????我看到一个实例用的是C2051,我只有89C51,不知道能代不?能用时。那C
2011-05-15 00:29
我用国产LS2051做的循环灯一启动就全闪一下而后才能按程序正常工作,改用AT89C2051就全部正常了,这是什么原因?
2012-10-12 20:42
怎么用RF910烧写AT89C2051啊,引脚怎么连,比如单片机1脚链烧写器的那个脚啊
2013-09-14 09:09