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Spectrum tape interface: Difference between revisions

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→‎Pulses: Initial polarity does not matter.
(→‎Pulses: Add speed calculation.)
(→‎Pulses: Initial polarity does not matter.)
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A '1' bit is encoded as 2 pulses of 1710 T-states each (ie. twice the length of a '0')
A '1' bit is encoded as 2 pulses of 1710 T-states each (ie. twice the length of a '0')


''(Does initial polarity matter?)''
The initial polarity of the signal does not matter - everything in the ROM loader is edge-triggered rather than level-triggered.


=== Speed ===
=== Speed ===
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