Faster firmware development for HART enabled devices
Softdel’s Easily Configurable HART 7.5 Stack

SoftHART is the industry-standard smart HART (Highway Addressable Remote Transducer Protocol) communications stack for industrial automation. HART is a bidirectional protocol and communicates over existing 4-20 mA analog current loops, extending communication capabilities without the inconvenience of installing additional wiring.

SoftHART is fully compliant with the latest Revision 7.5 of the HART standard and runs on a very broad range of hardware platforms and operating systems.

  • Written in C language
  • Supports existing processors from Texas Instruments, Microchip Technology and ARM®
  • Can be ported to any processor or hardware platform
  • Small footprint size and highly efficient  requires only 40 KBytes program memory and 4 KBytes of RAM
  • Supports point to point, multi-drop and burst modes.
  • Highly customizable
  • Reliable and robust enough for any industrial environment
  • Royalty-free
Softdel’s Services​

Your engineers can port softHART to your hardware, with Softdel providing engineering assistance as needed.

Softdel can also port the softHART stack to your hardware and integrate it with your application. In addition, Softdel can test its operation in conformance with HART communication using HCF test tools and suites.

Softdel’s procedure for porting softHART is very thorough and includes the following:

Conforms to HART protocol revision 7.5
Successfully ported to many platforms including TI, Microchip, Arm & NXP HART Protocol Stack Tested on bare metal devices, SYS/BIOS RTOS
Supports all universal & Common Practice command

Existing softHART applications include flow meters, HART multiplexers, analyzers, smart sensors and valve controllers.

Our technical experts and domain specialists will be happy to address your needs