Downloading Reads51 4.53 from our website was free. Reads51 belongs to Development Tools. This free PC software can deal with the following extensions: ".src" or ".rpj". This free PC program is compatible with Windows XP/Vista/7/8/10/11 environment, 32-bit version. This free software is a product of Rigel Corporation. The following versions: 4.5 and 4.2 were the most frequently downloaded ones by the program users. The program's installer is commonly called Reads400.exe, Reads51.exe or UnGins.exe etc.
From the developer:
Reads51 is an integrated applications software development system, which runs on an IBM PC or compatible host. Reads51 allows writing, compiling, assembling, debugging, downloading, and running applications software in the MCS-51 language.
Reads51 contains a C compiler, relative assembler, linker/locator, editor, chip simulator, assembly language debugger, and host-to-board communications in a user-friendly, menu-driven environment.
You may want to check out more software, such as Aqua Data Studio, Raize Components or Astah Community, which might be similar to Reads51.