Owning /dev/ttyATH0 for use with Python (Tornado)
i'm trying take control on serial port , effect have commented out appropriate line in /etc/inittab #ttyath0::askfirst:/bin/ash --login i'm running own python code using tornado framework working fine (most of time). i have pushing data arduino bounces back: result: put/id/86:::10 result: put/id/87:::10 result: put/id/88:::10 result: put/id/89:::10 result: put/id/90:::10 result: put/id/91:::10 result: put/id/92:::10 where 'put/id/92' data. occasionally see 'result: [ 2414.120000] eth1: link down:::30' this indicates not writing serial port other process writing serial port. how can find out other processes using , can make them stop? my python code shown below reference. code: [select] import tornado.web import tornado.httpserver import tornado.websocket import tornado.ioloop import serial import multiprocessing import time class serialprocess(multiprocessing.process): def __init__(self, queuea): multiprocessing.process.__init__(self) se...
