手里有一批c3模组需要烧录程序，esp32-c3-mini-V1T4这款治具如何购买？

I just polling one cid constantly in a for loop, but the frequency becomes extremely slow. about 3s per time, There are no other tasks in my project, and there are also no delay. Why is it so slowly? How can I make it more fast?

esp_err_t mb_master_init(void)
{
mb_communication_info_t comm ...

Is there anyone who can help me? It's my company project, I can provide more details if it needed

I set esp32-c3 to WIFI Station mode,and it can scan APs normally. I transmit one of APs password with BLE,but it cannot connect the AP successfully, the monitor output this:
(240704) wifi:Coexist: Wi-Fi connect fail, apply reconnect coex policy
but the function esp_wifi_connect() returns ESP_OK
I ...

OK，Thanks for your reply!!
As I change another AP, the problem solved.
It seems like something wrong with previous AP，it stoped at Got IPv4 event , befor Connected to example_netif_sta
Could you please tell me what's probably wrong with the AP? or how to configure my project
The AP can not be ...

I clone mqtt tcp demo from github, set wifi ssid and password
After I flash it into esp32-c3 develop board, it can connect wifi and got ip successfully
But it stopped here, mqtt app didn't start
I put a esp_log in mqtt_app_start() function, it didn't print in terminal

How to start mqtt?

I (264 ...

Can EN pin cause this problem? should EN pin be low or high?

I suddenly came across this issue,Just yesterday everything go well and I haven't change any code.

There are console log:
SP-ROM:esp32c3-eco7-20230720
Build:Jul 20 2023
rst:0x1 (POWERON),boot:0xd (SPI_FAST_FLASH_BOOT)
SPIWP:0xee
mode:DIO, clock div:1
load:0x3fcd5820,len:0x1738
load:0x403cc710,len ...

This is my partition table
# Name, Type, SubType, Offset, Size
nvs, data, nvs, 0x9000, 0x4000
otadata, data, ota, 0xd000, 0x2000
phy_init, data, phy, 0xf000, 0x1000
ota_0, 0, ota_0, 0x10000, 0x150000,
ota_1, 0, ota_1, 0x160000, 0x150000,
dcu, data, fat, 0x310000, 0x90000,

when the dcu partition ...

I include esp_vfs.h in my .c file.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "esp_vfs.h"
#include "esp_vfs_fat.h"
#include "esp_system.h"

const char *base_path = "/spiflash";
static wl_handle_t s_wl_handle = WL_INVALID_HANDLE;

I also add the REQUIRES spi_flash in my ...