On 09/21/2015 04:42 PM, Bo Berglund wrote:
I take your comment as meaning there are other platforms where FPC also runs, right?
Yep. You can always switch to another ARM/Linux board with not much porting effort.
The intrument has already been modified by replacing the serial port by an internal WiFi AP module which connects to the instrument via RS232 and the outside world will get access via a TCP port on the AP host.
We (company) did tests with serial via WLAN (and Zigbee) and gave up due to lack of reliability. We very happily use DECT instead

Only one unit deals with the physical layer and it has already a
conditional to specify what kind of com port is used. That is where I
have to tie in the conditional for TCP/IP comm using whatever socket
implementation I find most suitable.
The data path of the Serial via TCP/IP link supposedly is just Telnet, i.e. just a TCP/IP Socket. So you really don't need Indy.

-Michael


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