'Programmers manual' is part of the ISOT 1031S documentation. The volume contains the following parts:

• operational documents;


• passport;


• programmers manual.

Programmers manual describes: Assembler for K580IK80 (i8080); Assembler for U880D (Z80) and BASIC-80.



The ISOT 1031S personal computer was manufactured by 'ISOT'. It uses a CP/M 2.2 compatible disk operatinng system called 'UMCO'. The computer is buil around the east german U880D CPU - a clone of Z80, and has 64kB OF RAM.