{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*PCM1808,pdf(SINGLE-ENDED, ANAL.*\",\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\" : \".*PCM1808,pdf(SINGLE-ENDED, ANAL.*\",\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}
differential or one stereo differential analog microphone inputs, four analog single-ended microphone inputs
2019-11-21 09:13
PmodSF2是一个16MByte串行PCM内存模块,基于Micron P5Q PCM设计。
2019-11-28 14:46
: 8-channel I2S/PDM with VAD for Voice Detection High-speed Interface: USB3.0/PCIe2.1/RGMII RK1808 Support Cascade
2019-10-23 10:31
在很多情况下,如信号的电压范围在分压计电源电压范围内,而且需要的输出电流小于分压计的额定电流时,双电源数字分压计可以直接替换机械式分压计。图1所示为一个应用DS1808的简单音频电路。
2021-03-16 14:40
超声波接收电路可采用新产品专用集成电路,也可用传统的滤波、放大、检波、壤形的电路。过去均采用分立元件构成,现在可 用集成电路来代替.LM1808构成的超声波 接收电路 :
2012-04-16 14:50
由于NI Single-Board RIO使用了NI LabVIEW FPGA和LabVIEW实时技术,工程师们能够使用简单易用的图形化编程工具对NI Single-Board RIO嵌入式系统进行设计、编程以及定制。
2018-07-30 10:44
作为对single-sided和double-sided的补充,DIMM还被分为single-rank和double-rank(也就是我们在内存的lable上经常能看到的1R,2R)。内存的rank
2018-06-28 09:07
某些 PCM 设备在第一次下降之前的 PCM 时钟 (PCLK) 上升沿上参考其时序 遵循帧同步 (FS) 断言的 PCLK 边缘。本文档将此计时方法称为 帧同步参考方法。73M1866
2023-02-20 10:12
PCM-6410具有独一无二的插座类型,是一种多功能产品,提供可互换的CPU和I / O。
2019-10-09 14:54
2019-11-13 16:19