What is the difference between the 8020SCP424 and the 8020SCP444 SY/MAX controllers?

Issue

What is the difference between the 8020SCP424 and the 8020SCP444 SY/MAX controllers?

Product Line

SY/MAX

Environment

8020SCP424

Resolution

The difference between the 8020SCP424 and 8020SCP444 SY/MAX controllers is the memory type utilized. Both units have 16K of user RAM; however the 8020SCP444 also offered 11K of nonvolatile memory for program storage on UVPROM.