<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[u013820168的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/u013820168</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; u013820168]]></copyright><item><title><![CDATA[杰理之跳转uboot前没打印了【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170688852</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170688852</guid><author>u013820168</author><pubDate>Fri, 13 Nov 2026 08:38:27 +0800</pubDate><description><![CDATA[单备份 OTA 升级遇到如下打印]]></description><category></category></item><item><title><![CDATA[杰理之FLASH 写保护 更新参数【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170688827</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170688827</guid><author>u013820168</author><pubDate>Fri, 13 Nov 2026 08:37:29 +0800</pubDate><description><![CDATA[添加flash id : 0xB36014]]></description><category></category></item><item><title><![CDATA[杰理之FLASH 写保护 更新参数【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170688711</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170688711</guid><author>u013820168</author><pubDate>Fri, 13 Nov 2026 08:32:49 +0800</pubDate><description><![CDATA[添加flash id : 0xB36014]]></description><category></category></item><item><title><![CDATA[杰理之蓝牙音频解码码率没有设置到最高影响音频音质【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170688696</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170688696</guid><author>u013820168</author><pubDate>Fri, 13 Nov 2026 08:32:13 +0800</pubDate><description><![CDATA[11414]]></description><category></category></item><item><title><![CDATA[杰理之蓝牙音频解码码率没有设置到最高影响音频音质【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170688680</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170688680</guid><author>u013820168</author><pubDate>Fri, 13 Nov 2026 08:31:36 +0800</pubDate><description><![CDATA[11414]]></description><category></category></item><item><title><![CDATA[杰理之人声消除会有杂音问题【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170586682</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170586682</guid><author>u013820168</author><pubDate>Thu, 12 Nov 2026 08:37:53 +0800</pubDate><description><![CDATA[原因：消人声应该以立体声的音频数据来参考处理，]]></description><category></category></item><item><title><![CDATA[杰理之开启断言之后得到【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170586650</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170586650</guid><author>u013820168</author><pubDate>Thu, 12 Nov 2026 08:37:18 +0800</pubDate><description><![CDATA[原因：cpu_in_irq 意思是当前在中断里面。]]></description><category></category></item><item><title><![CDATA[杰理之music模式打断方式播放提示音后无声问题【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170586607</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170586607</guid><author>u013820168</author><pubDate>Thu, 12 Nov 2026 08:36:27 +0800</pubDate><description><![CDATA[115]]></description><category></category></item><item><title><![CDATA[杰理之测试在大声一些喊的时候左声道出现“po”声【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170586582</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170586582</guid><author>u013820168</author><pubDate>Thu, 12 Nov 2026 08:35:57 +0800</pubDate><description><![CDATA[原因：程序使能了mic_eq4，但eq4的drc和eg调换位置，在 MIC EFFECT REVERB ECHO ADVANCE做了位宽匹配处理 (drc 16bit输出，匹配eg 16bit输入)，没有在 MIC EFFECT REVERB ECHO做相应的处理，导致大声喊话时声音异常]]></description><category></category></item><item><title><![CDATA[杰理之生产烧录用一拖八校准频偏，没法校准【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170586556</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170586556</guid><author>u013820168</author><pubDate>Thu, 12 Nov 2026 08:35:25 +0800</pubDate><description><![CDATA[如果要用一拖八做晶振校准，那么代码这里就要注释掉。 ]]></description><category></category></item><item><title><![CDATA[杰理之开发使用PB0/PB6需要注意【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170484472</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170484472</guid><author>u013820168</author><pubDate>Wed, 11 Nov 2026 08:35:31 +0800</pubDate><description><![CDATA[PB0如果使用ADC功能：必需要做以下配置：打开 200K下拉电阻。而且ADC返回值 会对电压1/2分压——自带分压系数]]></description><category></category></item><item><title><![CDATA[杰理之使用传统SDK接口无法修改PA 控制IO问题处理【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170484404</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170484404</guid><author>u013820168</author><pubDate>Wed, 11 Nov 2026 08:34:19 +0800</pubDate><description><![CDATA[421]]></description><category></category></item><item><title><![CDATA[杰理之硬件准备（核心必备）【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170484376</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170484376</guid><author>u013820168</author><pubDate>Wed, 11 Nov 2026 08:33:42 +0800</pubDate><description><![CDATA[55115151]]></description><category></category></item><item><title><![CDATA[杰理之连接蓝牙测试仪异常【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170484345</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170484345</guid><author>u013820168</author><pubDate>Wed, 11 Nov 2026 08:33:05 +0800</pubDate><description><![CDATA[在lib_btstack_config.c中定义u8 a2dp_support_delay_report = 0;]]></description><category></category></item><item><title><![CDATA[杰理之连接蓝牙测试仪异常【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170484315</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170484315</guid><author>u013820168</author><pubDate>Wed, 11 Nov 2026 08:32:28 +0800</pubDate><description><![CDATA[在lib_btstack_config.c中定义u8 a2dp_support_delay_report = 0;]]></description><category></category></item><item><title><![CDATA[杰理之蓝牙iis从机48K输出偶尔打印【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170407712</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170407712</guid><author>u013820168</author><pubDate>Tue, 10 Nov 2026 08:36:22 +0800</pubDate><description><![CDATA[出现 iis end 表示iis tx读空，有断音的情况。加变采样功能、加大缓存可以优化]]></description><category></category></item><item><title><![CDATA[杰理之outputi超过128时，如果不使用nalloc,需要增大对应buf【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170407679</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170407679</guid><author>u013820168</author><pubDate>Tue, 10 Nov 2026 08:35:08 +0800</pubDate><description><![CDATA[int wav_mem_ext[(1336+3)/4] SEC(.wav_mem);//超过128要增加这个数组的大小]]></description><category></category></item><item><title><![CDATA[杰理之outputi超过128时，如果不使用nalloc,需要增大对应buf【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170407662</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170407662</guid><author>u013820168</author><pubDate>Tue, 10 Nov 2026 08:34:22 +0800</pubDate><description><![CDATA[int wav_mem_ext[(1336+3)/4] SEC(.wav_mem);//超过128要增加这个数组的大小]]></description><category></category></item><item><title><![CDATA[杰理之解码一次输出点数，驻议范围32到900，例如128代表128对点【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170407645</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170407645</guid><author>u013820168</author><pubDate>Tue, 10 Nov 2026 08:33:46 +0800</pubDate><description><![CDATA[解码一次输出点数，驻议范围32到900，例如128代表128对点]]></description><category></category></item><item><title><![CDATA[杰理之解码一次输出点数，驻议范围32到900，例如128代表128对点【篇】]]></title><link>https://blog.youkuaiyun.com/u013820168/article/details/170407624</link><guid>https://blog.youkuaiyun.com/u013820168/article/details/170407624</guid><author>u013820168</author><pubDate>Tue, 10 Nov 2026 08:32:57 +0800</pubDate><description><![CDATA[//解码一次输出点数，驻议范围32到900，例如128代表128对点
//超过128时，解码需要使用nalloc,如config_wav_dec_use_malloc=1
const int WAV_DECODER_PCM_POINTS = 128;

// outputi超过128时，如果不使用nalloc,需要增大对应buf
// 可以看打印中解码器希要的大小，一般输出每增加1长度增加4个字节
int wav_mem_ext[(1336+3)/4] SEC(.wav_mem);//超过128要增加这个数]]></description><category></category></item></channel></rss>