Hacker's Edge Game Guide: Memory mapped devices

File system I/O device
Aug. 3, 2016
Last updated at Jan. 1, 2018

The file system I/O mapped device is mapped from $ff80-$ff8f. This API can be a little difficult to ...


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Terminal device
Aug. 3, 2016
Last updated at Nov. 14, 2017

This device maps into the $ffd0-$ffef I/O mapped memory space. With this device, you can control the terminal ...


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HE Internal API
Sept. 2, 2017

This guide is to explain the functions of the memory addresses between $fff0 and $fff4. These are used for special ...


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Network device
Aug. 3, 2016

The current network device is mapped to $ff70-$ff7f, and can be complex to use. The current NETDRV.SYS does ...


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