Re: what ROM do I have?
Posted: Sun Jan 30, 2022 12:16 am
Um, I think the checksums for the 622 and the 649 in Moggy’s post may be swapped
I was just checking a Zeddy ROM, and it’s definitely a “649” type, the checksum from the BASIC program listed earlier in this topic is 855106.
If you use:
It should print the following for a “649” type
And for a “622” type it should print the following
Just for the record, a "550" ROM should produce:
See also this topic
Mark
I was just checking a Zeddy ROM, and it’s definitely a “649” type, the checksum from the BASIC program listed earlier in this topic is 855106.
If you use:
Code: Select all
10 FOR A=3901 TO 3907
20 PRINT A,PEEK A
30 NEXT A
Code: Select all
3901 253
3902 54
3903 53
3904 255
3905 205
3906 7
3907 2
Code: Select all
3901 205
3902 7
3903 2
3904 253
3905 54
3906 53
3907 255
Code: Select all
3901 253
3902 203
3903 53
3904 254
3905 24
3906 5
3907 62
Mark