Search found 24 matches

by yekun1996
Mon Jun 24, 2024 3:53 am
Forum: ESP-IDF 中文讨论版
Topic: esp_transport_write 发送超时问题
Replies: 0
Views: 2494

esp_transport_write 发送超时问题

V5.2.1
esp_transport_write 写入超时我应该怎么配置,好像LWIP TCP BUFFER 满了不知道我怎么查询或者怎么配置?
by yekun1996
Wed Jun 19, 2024 10:15 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32CE MQTT 断线重连后内存未释放问题
Replies: 1
Views: 1814

Re: ESP32CE MQTT 断线重连后内存未释放问题

/* MQTT (over TCP) Example This example code is in the Public Domain (or CC0 licensed, at your option.) Unless required by applicable law or agreed to in writing, this software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ #include <s...
by yekun1996
Wed Jun 19, 2024 9:33 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32CE MQTT 断线重连后内存未释放问题
Replies: 1
Views: 1814

ESP32CE MQTT 断线重连后内存未释放问题

idf v5.2.1

开启mqtt 连接手机wifi 然后关闭数据流量和打开数据流量(模拟网络超时) esp_get_free_heap_size 获取到的内存越来越小 ,只有wifi重连才会释放内存

mqtt组件里面发送数据采用esp_transport_write发送的数据,esp_transport_write发送数据是直接发给tcp 吗 ,不知道怎么释放内存
by yekun1996
Wed Nov 08, 2023 9:00 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32 NVS 寿命问题;
Replies: 0
Views: 2045

ESP32 NVS 寿命问题;

数据大小232字节(sizof 求出232) ,NVS 分区 nvs, data, nvs, 0x9000, 0x4000 , 请教一下做多写入几次 ,怎么计算的?
by yekun1996
Wed Oct 25, 2023 5:50 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32 C3 降低WIFI 连接过程中的持续电流;
Replies: 1
Views: 3797

ESP32 C3 降低WIFI 连接过程中的持续电流;

Dingtalk_20231025134908.jpg
Dingtalk_20231025134908.jpg (111.5 KiB) Viewed 3797 times
如图 WIFI配网过程中 平均电流过大80mA , 有什么办法可以降低这个电流吗?
by yekun1996
Thu Nov 24, 2022 9:35 am
Forum: ESP-IDF 中文讨论版
Topic: esp32s3 上电后 第一次esp32s3 软重启报错
Replies: 0
Views: 1160

esp32s3 上电后 第一次esp32s3 软重启报错

I (29) boot: ESP-IDF v4.4-dirty 2nd stage bootloader I (29) boot: compile time 17:08:59 I (29) boot: chip revision: 0 I (31) boot.esp32s3: Boot SPI Speed : 80MHz I (36) boot.esp32s3: SPI Mode : DIO I (41) boot.esp32s3: SPI Flash Size : 16MB I (46) boot: Enabling RNG early entropy source... I (51) bo...
by yekun1996
Tue Nov 08, 2022 7:01 am
Forum: ESP-IDF 中文讨论版
Topic: 模块ESP32-C3-WROOM-02 GPIO 是不是无法作为GPIO输出引脚?
Replies: 0
Views: 928

模块ESP32-C3-WROOM-02 GPIO 是不是无法作为GPIO输出引脚?

模块ESP32-C3-WROOM-02 GPIO 是不是无法作为GPIO输出引脚?
by yekun1996
Thu Jun 09, 2022 3:09 am
Forum: ESP-IDF
Topic: What should I pay attention to when using US WIFI for ESP32?
Replies: 0
Views: 1212

What should I pay attention to when using US WIFI for ESP32?

What should I pay attention to when using US WIFI for ESP32?Do I need to change the country code?
wifi_country_t country_infor ={.cc="USA", .schan=1, .nchan=11, .policy=WIFI_COUNTRY_POLICY_AUTO};
esp_wifi_set_country(&country_infor);
by yekun1996
Thu Jun 09, 2022 3:06 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32C3 连接国外WIFI 的注意事项有哪些?
Replies: 1
Views: 2126

ESP32C3 连接国外WIFI 的注意事项有哪些?

ESP32 连接国外的wifi的注意事项有哪些?需要修改国家码吗?
wifi_country_t country_infor ={.cc="USA", .schan=1, .nchan=11, .policy=WIFI_COUNTRY_POLICY_AUTO};
esp_wifi_set_country(&country_infor);
by yekun1996
Mon Apr 11, 2022 3:56 am
Forum: ESP-IDF 中文讨论版
Topic: 请教一个esp32-s3 ble功耗问题
Replies: 3
Views: 4736

Re: 请教一个esp32-s3 ble功耗问题

需要外接RTC 晶振 ,可以降低到10mA 以下:
参考 :https://blog.csdn.net/Boantong_/article ... /123793362