Multifunctional serial to Ethernet module user manual
www.usriot.com
Jinan USR IOT Technology Co., Ltd
Page43
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9
Note. After update, if can not search module, restore to factory will fix this problem.
6.18.
6.18.
6.18.
6.18. Common
Common
Common
Common questions
questions
questions
questions
6.18.1.
6.18.1.
6.18.1.
6.18.1. Work
Work
Work
Work across
across
across
across network
network
network
network segment
segment
segment
segment
If your TCP232 device’s IP is 192.168.0.7, and remote PC’s IP is 192.168.1.7, we need to
config.
Subnet mask of TCP232 device, PC, and router to 255.255.0.0, if not ,the TCP232 module
will not communicate normally.
6.18.2.
6.18.2.
6.18.2.
6.18.2. Ping
Ping
Ping
Ping is
is
is
is OK
OK
OK
OK but
but
but
but can
can
can
can not
not
not
not open
open
open
open web
web
web
web pages
pages
pages
pages
Some possible causes
1. Module is set a static ip and conflicts with another ethernet device.
2. Cross network and false subnet mask .
3. HTTP server port is modified(default 80).
Solutions:
1. Set another static or use DHCP.
2. Set correct subnet mask.
3. Set this port to 80 or open web page with correct port.
6.18.3.
6.18.3.
6.18.3.
6.18.3. After
After
After
After firm
firm
firm
firm update,
update,
update,
update, can
can
can
can not
not
not
not open
open
open
open web
web
web
web page
page
page
page
Reload this module back to factory settings.
6.18.4.
6.18.4.
6.18.4.
6.18.4. When
When
When
When connection
connection
connection
connection established,
established,
established,
established, server
server
server
server received
received
received
received serval
serval
serval
serval chars
chars
chars
chars
Possible causes.
1)
Module id type is not 0.
Solutions.
1)
Module id type set 0.
6.18.5.
6.18.5.
6.18.5.
6.18.5. Every
Every
Every
Every serval
serval
serval
serval seconds,
seconds,
seconds,
seconds, module
module
module
module reconnect
reconnect
reconnect
reconnect
Maybe there is a network device which is same ip to module, pls check if ip conflict.
