{"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":"-Gn7X2aRSFmN2hMyaNEUCA","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}
想使用mic转换i2s pcm1808模拟和数字都需要供电吗?
2024-12-18 13:53
PCM1808做为主模式的时候怎么用?是不是接一个主时钟给它,可以用有源晶振来作为输入时钟源?如果可以的话,这个晶振的频率需要选多少的?
2024-11-06 08:24
我们生产了一款蓝牙音箱,外销欧美,使用TI的PCM1808做为音频元件,在国内检测有部分开机后,产生沙沙杂音,甚至一些在国内没出现问题的产品,出到欧美客户手上,也是出现沙沙声。几经排查,找不出原因。望大家帮忙,实在头疼,大家帮下忙,谢谢! 附件中有沙沙声产品的波形图与我们的设计电路图
2024-10-22 06:44
各位大佬,请教个问题。使用了官方给的PCM1808的光绘文件做了demo板,把模拟输入L/R通过电容短接到GND。此时测量SDOUT管脚有波形,所以采集到SOC就会有些噪音。给的输入DC是5.09V
2024-09-29 07:13
) amplifier and 2 ´ 13 W Single-Ended (SE) amplifiers.The device is primarily developed for multi-media
2015-08-16 21:59
AD7745使用single-ended方式,从capacitive data register里面读取的数据中发现,其值后16位一直在变化。似乎是精确度出现了问题?如何配置寄存器使状态性能达到最佳?
2023-12-20 08:23
如上图所示,有两组I2S 信号(CS8416与PCM1808)送入到CS48540(DSP)中处理,在这四个IC中是依据什么来设置主从关系的呢?谢谢!
2024-11-04 06:47
single-ended clock is connected to the P-side of a differential pin pair, then the N-sidecan not be used
2018-10-23 10:21
的p3中有参数1:Output Voltage, Single-Ended ,VOH − VOL, 为600~960 mv [size=9.000000pt]其中Output Voltage
2018-08-08 08:39
我应用MCU去控制PCM1808+TAS5707A实现音频数字功放,我的硬件连接如下: PCM1808的MD1=1,MD0=0,Master mode(384fs) FMT=0,I2S
2024-09-09 08:16