ISS
Found on:
"ISS - Incredible Shrinking Sphere"
Loader files:
ROM Header
Turbo loader
ROM Data
Autostart
Encoding:
Turbo loader
ROM Data
Autostart
Endianess:LSbF
Threshold:0x020b
Lead-in:4112 x 0-bit + 1 x 1-bit
Sync:0xAA, 0x55
Structure:Threshold:0x020b
Lead-in:4112 x 0-bit + 1 x 1-bit
Sync:0xAA, 0x55
Header:No
Checksum:Yes
Checksum:Yes
Checksum:
Add of all data bytes. First byte after data is the checksum byte.
Info:
Load addresses are hardcoded, as is load sizes.
Values for first file is in the turbo loader, the rest is in the first file.
Size is in 2s complement.
File #1: 0x0400, 0xfdac => 0x0254
File #2: 0x4000, 0xd800 => 0x2800
File #3: 0x2000, 0xfc00 => 0x0400
File #4: 0xe000, 0xe020 => 0x1fe0
File #5: 0x0800, 0x3900 => 0xc700
All files seems to have a trailer of 8905 0-bits.
Add of all data bytes. First byte after data is the checksum byte.
Info:
Load addresses are hardcoded, as is load sizes.
Values for first file is in the turbo loader, the rest is in the first file.
Size is in 2s complement.
File #1: 0x0400, 0xfdac => 0x0254
File #2: 0x4000, 0xd800 => 0x2800
File #3: 0x2000, 0xfc00 => 0x0400
File #4: 0xe000, 0xe020 => 0x1fe0
File #5: 0x0800, 0x3900 => 0xc700
All files seems to have a trailer of 8905 0-bits.