An error occurred while loading the file. Please try again.
-
Rousseau Vincent authoredb115329d
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
#!/usr/bin/env python
# Copyright 2018 Irstea
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import rospy
from std_msgs.msg import Float32
import ADS1115 as ads1115_lib
class ADS1115(object):
def __init__(self, channel):
self.adc = ads1115_lib.ADS1115()
# Anonymous topic ?
self.pub = rospy.Publisher('chatter', Float32, queue_size=10)
timer_period = 0.01 # in second
self.timer = rospy.Timer(rospy.Duration(timer_period), self.timer_callback)
rospy.spin()
def timer_callback(self, event):
msg = Float32()
msg.data = self.adc.readADCSingleEnded()
rospy.loginfo('Publishing: "{0}"'.format(msg.data))
self.pub.publish(msg)
def main(args=None):
rospy.init_node('ads1115', anonymous=True)
node = ADS1115(1)
if __name__ == '__main__':
main()