13 lines
344 B
Python
13 lines
344 B
Python
from pymodbus.client.sync import ModbusSerialClient
|
|
import RS485Ext
|
|
|
|
ser=RS485Ext.RS485Ext(port='/dev/ttyAMA0', baudrate=1200, stopbits=2)
|
|
|
|
client = ModbusSerialClient(method='rtu')
|
|
client.socket = ser
|
|
client.connect()
|
|
result = client.read_holding_registers(address=0x2000, count=2, unit=1)
|
|
print(result)
|
|
print(result.registers)
|
|
client.close()
|