LOGXMAS.BIN
Author: Logon System
Category: Christmas Challenge
System: Amstrad CPC
Language: Z80 Assembly (using CPC Firmware)
Len source code: 1236 bytes
Len exe file: 28 bytes
Len code only: 28 bytes
Instructions:
Insert logxmas.dsk
Type RUN"logxmas
Description:
First trick is about z80 registers which are preloaded and fixed
when an executable is launched by a genuine RUN"program.bin
Second trick is about system call to locate x,y on text screen :
input registers H and L are updated (decremented -1) at output
Comments:
This is a coop work ! and we did it ! :D Working together is the key.
We got a better result than in our 2 own personal challenges.