写一个jetson nano作为TCP服务端接收esp8266数据并显示的程序
时间: 2023-12-20 13:06:06 浏览: 33
首先,你需要在Jetson Nano上安装Python和必要的库,比如socket和pyserial。然后,可以按照以下步骤来编写程序:
1. 导入所需的库
```python
import socket
import serial
```
2. 创建一个TCP服务器
```python
HOST = '0.0.0.0'
PORT = 8888
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.bind((HOST, PORT))
server_socket.listen(1)
print('Waiting for connection...')
conn, addr = server_socket.accept()
print('Connected by', addr)
```
3. 初始化串口
```python
ser = serial.Serial('/dev/ttyUSB0', 115200)
```
4. 接收ESP8266发送的数据并将其发送到串口
```python
while True:
data = conn.recv(1024)
if not data:
break
print('[Received]', data.decode())
ser.write(data)
```
5. 从串口读取数据并将其发送回客户端
```python
while True:
data = ser.readline().decode().strip()
if data:
print('[Sent]', data)
conn.sendall(data.encode())
```
6. 关闭连接和服务器
```python
conn.close()
server_socket.close()
```
完整代码示例:
```python
import socket
import serial
HOST = '0.0.0.0'
PORT = 8888
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.bind((HOST, PORT))
server_socket.listen(1)
print('Waiting for connection...')
conn, addr = server_socket.accept()
print('Connected by', addr)
ser = serial.Serial('/dev/ttyUSB0', 115200)
while True:
data = conn.recv(1024)
if not data:
break
print('[Received]', data.decode())
ser.write(data)
while True:
data = ser.readline().decode().strip()
if data:
print('[Sent]', data)
conn.sendall(data.encode())
conn.close()
server_socket.close()
```
请注意,这只是一个简单的示例,你可能需要根据你的具体情况进行修改。