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enabled reconnect of socket

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This commit is contained in:
Simon Pirkelmann 2019-05-06 22:09:52 +02:00
parent 14ad366484
commit efc34ed11e
1 changed files with 54 additions and 39 deletions
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27
micropython_firmware/main.py
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@ -5,6 +5,7 @@ import d1motor
import time
import usocket
import esp
class Robot:
def __init__(self):
@ -20,16 +21,25 @@ class Robot:
print("motor setup complete")
# setup socket for remote control
print("setting up socket communication")
self.socket = usocket.socket()
self.addr = usocket.getaddrinfo('192.168.4.1', 1234)[0][-1]
self.socket.bind(self.addr)
print("socket setup complete")
def remote_control(self):
while True:
# dirty hack: free memory such that reuse of socket is possible
print(esp.freemem())
if esp.freemem() < 9 * 1024:
s = time.ticks_ms()
while esp.freemem() < 9 * 1024:
pass
print("waited {} ms".format((time.ticks_ms() - s)))
print("setting up socket communication")
socket = usocket.socket()
socket.bind(self.addr)
print("socket setup complete")
print("waiting for connections on {}".format(self.addr))
self.socket.listen(1)
res = self.socket.accept() # this blocks until someone connects to the socket
socket.listen(1)
res = socket.accept() # this blocks until someone connects to the socket
comm_socket = res[0]
print("connected!")
listening = True
@ -63,6 +73,11 @@ class Robot:
finally:
self.m1.speed(u1)
self.m2.speed(u2)
comm_socket.close()
socket.close()
del comm_socket
del socket
print("disconnected")
wall_e = Robot()
wall_e.remote_control()