Search found 29 matches

by xiangcheng
Wed Oct 23, 2019 2:03 pm
Forum: General Discussion
Topic: how to use EspTouch with smartConfig feature in Android new version 9.0?
Replies: 1
Views: 2765

Re: how to use EspTouch with smartConfig feature in Android new version 9.0?

btw, I have searched gitHub and same questions, but GPS or locate previledge can't resolve the issue at least on my Huawei and Xiaomi phone.
by xiangcheng
Wed Oct 23, 2019 2:01 pm
Forum: General Discussion
Topic: how to use EspTouch with smartConfig feature in Android new version 9.0?
Replies: 1
Views: 2765

how to use EspTouch with smartConfig feature in Android new version 9.0?

EspTouch APK can work with previous Android phone but it can't work on new phone. It always show "unknown ssid" when adding new device. This brings our products trouble as we are ready for customer soon. Is there any solution for this? Or shall we change to other method like http get (new implement)...
by xiangcheng
Mon Jul 23, 2018 3:16 am
Forum: General Discussion
Topic: ESP32 Wroom-32 board GPIO25 can't be INPUT
Replies: 3
Views: 5939

Re: ESP32 Wroom-32 board GPIO25 can't be INPUT

Thanks above 2 BIg-Niu.

I use DevKit which is bought from official site and connected some sensors and LCD screen to combine one under-developing board. I will change the hardware board since it seems to be some "short" issue which is unknown to me. Thanks alot.
by xiangcheng
Thu Jul 19, 2018 1:57 pm
Forum: General Discussion
Topic: ESP32 Wroom-32 board GPIO25 can't be INPUT
Replies: 3
Views: 5939

ESP32 Wroom-32 board GPIO25 can't be INPUT

Hi, I'm developing sensors application for customer with ESP32 WROOM-32 board which is bought from official site of ESPressif. I'm using a standard function which sets pin to input or output. The issue on my board is: GPIO25 is always high when I set it as INPUT mode and use gpio_get_level(25). I ca...
by xiangcheng
Thu Jul 12, 2018 10:15 am
Forum: General Discussion
Topic: MQTT support in latest ESP32 SDK
Replies: 3
Views: 5665

Re: MQTT support in latest ESP32 SDK

Nespressif wrote:Hi, You can try this one.
https://github.com/256dpi/esp-mqtt
Greeting
Thanks a lot. Would you please tell me if this MQTT client version match with mosquitto? Which MQTT server do you recommend to use for testing? I'm porting it on my SDK but not ready for test yet.
by xiangcheng
Mon Jul 09, 2018 7:45 am
Forum: General Discussion
Topic: MQTT support in latest ESP32 SDK
Replies: 3
Views: 5665

MQTT support in latest ESP32 SDK

Hi boss, I'm adding mqtt feature in ESP32 SDK but found some compatible issues when using it with mosquitto server. Does anyone know which version of esp-mqtt is good enough to use in customer's project? Now I am using https://github.com/tuanpmt/esp32-mqtt

thanks a lot.
by xiangcheng
Wed Apr 04, 2018 3:12 am
Forum: General Discussion
Topic: Stack overflow when using Aliyun SDK MQTT (SSL/TLS)
Replies: 3
Views: 5511

Re: Stack overflow when using Aliyun SDK MQTT (SSL/TLS)

Thanks. I don't like Aliyun OS SDK and its MQTT...
by xiangcheng
Wed Apr 04, 2018 3:11 am
Forum: General Discussion
Topic: Q on gpio_set_direction()
Replies: 7
Views: 11464

Re: Q on gpio_set_direction()

seems doesn't make sense. OUTPUT and INPUT function for GPIO are different. you have to change the IO direction although some GPIO pins are multi-functional. Any special user case for it?
by xiangcheng
Tue Apr 03, 2018 2:49 pm
Forum: General Discussion
Topic: Stack overflow when using Aliyun SDK MQTT (SSL/TLS)
Replies: 3
Views: 5511

Re: Stack overflow when using Aliyun SDK MQTT (SSL/TLS)

For Aliyun MQTT task, i use default(as demo shows) 8K stack size. How to check stack available size in ESP32?
by xiangcheng
Tue Apr 03, 2018 2:45 pm
Forum: General Discussion
Topic: Stack overflow when using Aliyun SDK MQTT (SSL/TLS)
Replies: 3
Views: 5511

Stack overflow when using Aliyun SDK MQTT (SSL/TLS)

Hi, when i run aliyun's demo code on my ESP32 device, it runs well. But when I ingetrate it with my application code - including u8g2 lib, smartconfig, sensors etc, it will be overflow. How to fix it? Should I reduce/save RAM in my application? Any suggestion is welcome. cert. version : 3 serial num...