Experts in embedded RTOS, with a specialisation in safety certified software

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TCP/IP Networking Components

OPENRTOS+TCP is a scalable, open source and thread safe TCP/IP stack. It provides a familiar, standards based, Berkeley sockets interface, making it as simple to use and as quick to learn as possible. An alternative callback interface is also available for advanced users.

OPENRTOS+TCP's features and RAM footprint are fully scalable, making OPENRTOS+TCP equally applicable to smaller, lower throughput microcontrollers as larger, higher throughput microprocessors. It is available with a light weight HTTPS web server, please ask one of our sales representatives for more details.

See the OPENRTOS+TCP users manual to the right for full documentation and API reference guide.

Berkeley sockets API
Optionally supports TCP sliding windows
Fully re-entrant and thread safe API
Gratuitous ARPs
Static, DHCP and Auto-IP address assignment
Can also be used as a UDP only stack
Optionally callback interface
Optionally fragment outgoing packets
Berkeley Sockets API
_send() / _sendto()
_recv() / _recvfrom()

Code Size (example generated with GCC for ARM Cortex-M)
FileWith -O1 OptimisationWith -Os Optimisation
Worst case with everything enabled34.9K20.1K