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Commodore 64: Empire loader

DrWatson's profile picture
Published in 
C64 tape formats
 · 26 May 2021

Empire loader: a very simple loader used by Cool Croc Twins and Volfied


Empire Loader

info by Fabrizio Gennari <fabrizio.ge@tiscalinet.it>

Used by Cool Croc Twins, Volfied...

Very similar to Double Dragon loader, only the block number is missing

Encoding:

Threshold: 360 clock cycles

Data Endianess: MOST Significant bit First

Lead-In Byte: $80
Sync Byte: $40

Structure :

After sync byte, the following information is given :

 00-01 Start Address of data (Low, High byte) 
02-03 End Address of data (Low, High byte)
04 DATA

No checksum

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