Con6502 platform compiles programs that can be run on PC using con6502 command. Con6502 command is part of Atalan distribution. It executes the application by simulating the 6502 processor and writes output to standard output.
It is mainly used for Atalan testing purposes.
Use -P con6502 switch to compile console 6502 platform.
atalan -P con6502 hello_world
All output is printed to standard output.
con6502 implements two special instructions.
$ff will print the ASCII character specified in register A on screen.
$ef will terminate the virtual computer (and thus the application).