µVision4 User's Guide

Device

Check your selected device settings and Toolset.

Database
Allows to select between the generic Device Database and customized device databases that are entered in the file TOOLS.INI.
Vendor
Shows the vendor of the selected device.
Device
Shows the name of the selected device.
Toolset
Shows the toolset that is required for software development of the selected device.
Use Extended Linker/Locater (LX51) instead of BL51 (for C51 toolset)
LX51 is required for far memory type support, Linker Code Packing which optimizes the complete application, and devices with extended address space. LX51 provides several new features, like user memory classes, special ROM (SROM) support and multi-application linkage.
Use Extended Assembler (AX51) instead of A51 (for C51 toolset)
AX51 is required when for full support of the LX51 features on assembler level. AX51 is also needed for the devices with instruction set extensions or extended address space.