Merge pull request '[focas] FOCAS — PMC F/G letters for 16i' (#356) from auto/focas/F2-c into auto/driver-gaps

This commit was merged in pull request #356.
This commit is contained in:
2026-04-25 19:51:39 -04:00
2 changed files with 7 additions and 5 deletions

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@@ -97,11 +97,12 @@ public static class FocasCapabilityMatrix
_ => (0, int.MaxValue),
};
/// <summary>PMC letters accepted per series. Legacy controllers omit F/M/C
/// signal groups that 30i-family ladder programs use.</summary>
/// <summary>PMC letters accepted per series. Legacy 16i ladders use X/Y/F/G
/// for handshakes plus R/D for retained/data; M/C/E/A/K/T are the 0i-F /
/// 30i-family extensions.</summary>
internal static IReadOnlySet<string> PmcLetters(FocasCncSeries series) => series switch
{
FocasCncSeries.Sixteen_i => new HashSet<string>(StringComparer.OrdinalIgnoreCase) { "X", "Y", "R", "D" },
FocasCncSeries.Sixteen_i => new HashSet<string>(StringComparer.OrdinalIgnoreCase) { "X", "Y", "F", "G", "R", "D" },
FocasCncSeries.Zero_i_D => new HashSet<string>(StringComparer.OrdinalIgnoreCase) { "X", "Y", "R", "D", "E", "A" },
FocasCncSeries.Zero_i_F or
FocasCncSeries.Zero_i_MF or

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@@ -57,8 +57,9 @@ public sealed class FocasCapabilityMatrixTests
[InlineData(FocasCncSeries.Sixteen_i, "X", true)]
[InlineData(FocasCncSeries.Sixteen_i, "Y", true)]
[InlineData(FocasCncSeries.Sixteen_i, "R", true)]
[InlineData(FocasCncSeries.Sixteen_i, "F", false)] // 16i has no F/G signal groups
[InlineData(FocasCncSeries.Sixteen_i, "G", false)]
[InlineData(FocasCncSeries.Sixteen_i, "F", true)] // #265: F/G handshakes are documented on 16i ladders
[InlineData(FocasCncSeries.Sixteen_i, "G", true)]
[InlineData(FocasCncSeries.Sixteen_i, "M", false)] // M/C/K/T still 0i-F / 30i-only
[InlineData(FocasCncSeries.Sixteen_i, "K", false)]
[InlineData(FocasCncSeries.Zero_i_D, "E", true)] // widened since 0i-D
[InlineData(FocasCncSeries.Zero_i_D, "F", false)] // still no F on 0i-D