FA-11970 / Discrete control systems / Member archive
Duty modulation discards fractional pulse credit · case 05
Duty modulation discards fractional pulse credit.
Case contract
Given duty in [0,scale], positive scale and tick count, start credit zero; add duty each tick and emit 1 iff credit>=scale then subtract scale. Return the pulse list.
Why this case matters
An offline discrete controller model isolates this state or arithmetic fault; it makes no physical plant or safety claim.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| two thirds | [0, 0, 0, 0, 0, 0] | [0, 1, 1, 0, 1, 1] | Failed |
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