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Fastfail if no CV there
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11
DCC.cpp
11
DCC.cpp
@ -256,9 +256,14 @@ const ackOp PROGMEM READ_CV_PROG[] = {
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// each bit is validated against 0 and the result inverted in MERGE
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// this is because there tend to be more zeros in cv values than ones.
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// There is no need for one validation as entire byte is validated at the end
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V0, WACK, MERGE, // read and merge bit 0
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V0, WACK, MERGE, // read and merge bit 1 etc
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V0, WACK, MERGE,
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V0, WACK, MERGE, // read and merge first tested bit (7)
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ITSKIP, // do small excursion if there was no ack
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SETBIT,(ackOp)7,
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V1, WACK, NAKFAIL, // test if there is an ack on the inverse of this bit (7)
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SETBIT,(ackOp)6, // and abort whole test if not else continue with bit (6)
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SKIPTARGET,
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V0, WACK, MERGE, // read and merge second tested bit (6)
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V0, WACK, MERGE, // read and merge third tested bit (5) ...
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V0, WACK, MERGE,
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V0, WACK, MERGE,
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V0, WACK, MERGE,
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