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ailai/COM/testTCP.py

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2025-08-18 16:54:29 +08:00
import sys
print(sys.executable)
from pymodbus.client import ModbusTcpClient
client = ModbusTcpClient('192.168.0.123', port=502)
if client.connect():
print("🟢 Modbus 连接成功")
result = client.read_coils(0, 1, unit=1)
print("读取结果:", result)
else:
print("🔴 Modbus 连接失败")