Contrôle De La Partie Module - Yoctopuce Yocto-RS485-V2 Mode D'emploi

#!/usr/bin/python
# -*- coding: utf-8 -*-
import os, sys
from yocto_api import
from yocto_serialport
# Setup the API to use local USB devices. You can
# use an IP address instead of 'usb' if the device
# is connected to a network.
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) !=
sys.exit("init error"
if len(sys.argv) >
serialPort = YSerialPort.FindSerialPort(sys.argv[1])
else:
serialPort = YSerialPort.FirstSerialPort()
if serialPort
sys.exit('No module connected (check
print("Please enter the MODBUS slave address
slave = 0
while (slave < 1) or
slave = int(input("slave:
reg = 0
while (reg < 1) or
print("Please select a Coil No (>=1), Input Bit No
print("Input Register No (>=30001) or Register No
reg = int(input("No:
while serialPort.isOnline():
if reg >= 40001:
val = serialPort.modbusReadRegisters(slave,
elif reg >= 30001:
val = serialPort.modbusReadInputRegisters(slave,
elif reg >= 10001:
val = serialPort.modbusReadInputBits(slave,
else:
val = serialPort.modbusReadBits(slave,
print("Current value: "
print("Press ENTER to read again, Q to
if (reg % 30000) <
print(" or enter a new
cmd = input(":
if (cmd == "q") or
sys.exit()
if cmd != "" and
val = int(cmd)
if reg >=
serialPort.modbusWriteRegister(slave,
else:
serialPort.modbusWriteBit(slave,
YAPI.FreeAPI()
9.4. Contrôle de la partie module
Chaque module peut-être contrôlé d'une manière similaire, vous trouverez ci-dessous un simple
programme d'exemple affichant les principaux paramètres d'un module et permettant d'activer la
balise de localisation.
#!/usr/bin/python
# -*- coding: utf-8 -*-
import os, sys
from yocto_api import
def usage():
www.yoctopuce.com
*
import *
YAPI.SUCCESS:
+ errmsg.value)
1:
is None:
(slave > 255):
")) # use raw_input in python 2.x
(reg >= 50000) or (reg %
")) # use raw_input in python 2.x
+ str(val))
10000:
value")
") # use raw_input in python 2.x
(cmd == "Q"):
((reg % 30000) < 10000):
30001:
*
9. Utilisation du Yocto-RS485-V2 en Python
cable)')
(1...255)")
10000) == 0:
(>=10001+),")
(>=40001)")
reg - 40001, 1)[0]
reg - 30001, 1)[0]
reg - 10001, 1)[0]
reg - 1, 1)[0]
quit")
reg - 30001, val)
reg - 1, val)
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