代码生成一个STM32关于esp8266-01s连接新大陆云平台的程序
时间: 2024-05-11 17:18:50 浏览: 9
抱歉,我无法直接为您生成代码。但是,我可以为您提供一些指导。
首先,您需要将 ESP8266-01S 模块与 STM32 微控制器连接。您可以通过 UART 接口连接它们,使它们可以进行通信。然后,您需要使用 STM32 的 GPIO 接口控制 ESP8266-01S 模块的引脚,以便将其连接到新大陆云平台。
为了连接到新大陆云平台,您需要使用 ESP8266-01S 模块进行 Wi-Fi 连接,并使用 AT 指令与云平台进行通信。您可以使用以下代码作为参考:
```c
#include <stdio.h>
#include <string.h>
#include "stm32f4xx.h"
#define WIFI_SSID "your_wifi_ssid"
#define WIFI_PASSWORD "your_wifi_password"
#define NEWLAND_DOMAIN "api.newlandcloud.com"
#define NEWLAND_PORT "80"
#define NEWLAND_DEVICE_ID "your_device_id"
#define NEWLAND_DEVICE_SECRET "your_device_secret"
USART_InitTypeDef USART_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
void USART2_Init(void)
{
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_USART2);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource3, GPIO_AF_USART2);
USART_InitStructure.USART_BaudRate = 115200;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Tx | USART_Mode_Rx;
USART_Init(USART2, &USART_InitStructure);
USART_Cmd(USART2, ENABLE);
}
void USART2_SendChar(char ch)
{
while (USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET);
USART_SendData(USART2, ch);
}
void USART2_SendString(char* str)
{
while (*str)
{
USART2_SendChar(*str++);
}
}
void USART2_WriteATCommand(char* cmd)
{
USART2_SendString(cmd);
USART2_SendString("\r\n");
}
void USART2_ReadResponse(char* buffer, uint16_t length)
{
uint16_t i = 0;
while (i < length)
{
while (USART_GetFlagStatus(USART2, USART_FLAG_RXNE) == RESET);
buffer[i++] = USART_ReceiveData(USART2);
}
}
void USART2_WaitForResponse(char* response)
{
char buffer[256];
uint16_t length = strlen(response);
uint16_t i = 0;
while (1)
{
USART2_ReadResponse(buffer, 1);
if (buffer[0] == response[i])
{
i++;
if (i == length)
{
break;
}
}
else
{
i = 0;
}
}
}
void WIFI_Connect(void)
{
USART2_WriteATCommand("AT+RST");
USART2_WaitForResponse("ready");
USART2_WriteATCommand("AT+CWMODE=1");
USART2_WaitForResponse("OK");
USART2_WriteATCommand("AT+CWJAP=\"" WIFI_SSID "\",\"" WIFI_PASSWORD "\"");
USART2_WaitForResponse("OK");
USART2_WriteATCommand("AT+CIFSR");
}
void WIFI_SendData(char* data)
{
char buffer[256];
sprintf(buffer, "POST http://%s:%s/devices/%s/datapoints HTTP/1.1\r\n", NEWLAND_DOMAIN, NEWLAND_PORT, NEWLAND_DEVICE_ID);
USART2_SendString(buffer);
sprintf(buffer, "api-key: %s\r\n", NEWLAND_DEVICE_SECRET);
USART2_SendString(buffer);
USART2_SendString("Host: ");
USART2_SendString(NEWLAND_DOMAIN);
USART2_SendString(":");
USART2_SendString(NEWLAND_PORT);
USART2_SendString("\r\n");
USART2_SendString("Content-Type: application/json\r\n");
USART2_SendString("Content-Length: ");
sprintf(buffer, "%d", strlen(data));
USART2_SendString(buffer);
USART2_SendString("\r\n\r\n");
USART2_SendString(data);
USART2_SendString("\r\n");
}
int main(void)
{
USART2_Init();
WIFI_Connect();
char data[1024] = "{\"temperature\":22.3,\"humidity\":50.5}";
WIFI_SendData(data);
while (1)
{
}
}
```
这段代码连接到您的 Wi-Fi 网络,然后使用 AT 指令向新大陆云平台发送数据。在发送数据之前,您需要将 `WIFI_SSID`、`WIFI_PASSWORD`、`NEWLAND_DOMAIN`、`NEWLAND_PORT`、`NEWLAND_DEVICE_ID` 和 `NEWLAND_DEVICE_SECRET` 替换为您自己的值。
希望这能为您提供一些帮助!