If you're looking for a specific test program link, please provide more information or context about what you're trying to achieve or the error message you're encountering. I'll do my best to help!
for programming diagnostic tools directly into flash memory. Where to Download or Purchase zx spectrum test program link
(If you want actual assembler source, say so and specify target machine: 48K, 128K, or a particular clone.) If you're looking for a specific test program
: For those comfortable with soldering, you can buy pre-programmed EPROM chips like the Logan RAM Test ROM Go to product viewer dialog for this item. to permanently replace a faulty internal ROM. Common Tests Performed zx spectrum test program link
