M3i Zero (GMP-Z003) programming

Sourced from https://github.com/handsomematt/gmp-z003

Should be 0x5AA5.

Receives 512 bytes.

• aabbccdd - offset in number of words (?)
• tt - type:
  • 0x00 - SD card access (?)
  • 0xE0 - “SW” header, used with offset = 0, after that offset += 0x10000 (in number of words)
  • 0xF0 - “SW” regular sector (0x200 bytes)
  • 0xA0 - “HW” sector. One sector (header ?) is at 0x80000000 then the others start at offset 0.

Returns four bytes (= 0 when finished).

Returns 512 bytes.

• aabbccdd - offset in number of words (?)
• tt - type (see above)

Returns four bytes (= 0 when finished).