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We used to check just response[2] for problems when polling the status.

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However, it turns out that in firmware version 6.15 that bit=1 for no problem,
but in 6.17 it is 0 for no problem!  Check the last 4 bits individually instead,
since that works in both versions of the firmware.
This commit is contained in:
MarkRivers
2007-02-13 21:55:57 +00:00
parent dd46747576
commit 59345bf040
1 changed files with 9 additions and 2 deletions
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motorApp/MclennanSrc/drvPM304.cc
+9 -2
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@@ -242,7 +242,14 @@ STATIC int set_status(int card, int signal)
epicsThreadSleep(drvPM304ReadbackDelay);
}
status.Bits.RA_PROBLEM = (response[2] == '1') ? 1 : 0;
/* We used to check just response[2] for problem.
* However, it turns out that in firmware version 6.15 that bit=1 for no problem,
* but in 6.17 it is 0 for no problem! Check the last 4 bits individually instead.
status.Bits.RA_PROBLEM = 0;
if ((response[4] == '1') ||
(response[5] == '1') ||
(response[6] == '1') ||
(response[7] == '1')) status.Bits.RA_PROBLEM = 1;
if (response[1] == '1') {
status.Bits.RA_PLUS_LS = 1;
@@ -265,7 +272,7 @@ STATIC int set_status(int card, int signal)
epicsThreadSleep(drvPM304ReadbackDelay);
}
status.Bits.RA_PROBLEM = (response[1] == '1') ? 1 : 0;
status.Bits.RA_PROBLEM = (response[1] == '1') ? 1 : 0;
if (response[2] == '1') {
status.Bits.RA_PLUS_LS = 1;