NI VISA for Dart

A Dart SDK for NI-VISA(with C), NOT NI OFFICIAL

Reference

• Official Reference Docs: ni-visa_api_reference.pdf
• Official C header files: visa.h, visatype.h , vpptype.h

Feature

• Dart FFI wrapper for NI-VISA/C via ffigen
• model wrapper OUT data
• Convert operation status to throw VISAStatus

Usage

1. Confirm your computer has installed NI-VISA. (If you don't know what is NI-VISA, it means do not need it).
2. Example(macOS by VISA.framework):

   void main() {
     try {
       NIVisaDart niVisaDart = NIVisaDart(File("dynamic_libs/macos/VISA.framework/VISA"));
       Session session = niVisaDart.viOpenDefaultRM();
       print("status: ${session.status}" + ", session: ${session.session}");
     } on VISAError catch (e) {
       print(e.toJson());
     }
   }