Search found 3 matches

by sportybj
Fri Nov 18, 2016 1:33 am
Forum: Report Bugs
Topic: bug on RTOS SDK 1.5.0
Replies: 1
Views: 7622

bug on RTOS SDK 1.5.0

Please check RTOS SDK 1.5.0, which is in poor QA. Please find in file include/lwip/lwip/multi-threads/sockets_mt.h, there is something like: #define bind(a,b,c) lwip_bind_mt(a,b,c); which will cause error when compling statements like while ( bind(xxx)<0 ) People can hardly believe that the version ...
by sportybj
Thu Aug 04, 2016 1:43 pm
Forum: ESP8266 SDK
Topic: New FEATURES gathering
Replies: 82
Views: 180315

Re: New FEATURES gathering

25KHz PWM. In some application, e.g. DC motor driving, PWM may cause accoustic nose. A simple solution is to use PWM with the frequency around 25KHz. As pwm resolution has been 45ns, that means it is complete feasable to upgrade PWM frequency to 25KHz with the resolution better than 512; I have noti...
by sportybj
Wed Aug 03, 2016 7:06 pm
Forum: ESP8266 SDK
Topic: 请求提高PWM频率至25KHz
Replies: 1
Views: 2278




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