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2  * refclock_heath - clock driver for Heath GC-1000
3  * (but no longer the GC-1001 Model II, which apparently never worked)
25  * This driver supports the Heath GC-1000 Most Accurate Clock, with
37  * There were two GC-1000 versions supported by this driver. The original
38  * GC-1000 with RS-232 output first appeared in 1983, but dissapeared
39  * from the market a few years later. The GC-1001 II with RS-232 output
42  * The GC-1000 has a pseudo-bipolar timecode output triggered by a RTS
44  * day. The GC-1001 II has a true bipolar output and a complement of
48  * The GC-1001 II was apparently never tested and, based on a Coverity
51  * GC-1000
86  * GC-1001 II
166 #define	DESCRIPTION	"Heath GC-1000 Most Accurate Clock" /* WRU */
181  * Baud rate table. The GC-1000 supports 1200, 2400 and 4800; the
182  * GC-1001 II supports only 9600.
298 	 * GC-1000 timecode format: "hh:mm:ss.f AM  mm/dd/yy"
299 	 * GC-1001 II timecode format: "hh:mm:ss.f   "
313 	 * GC-1001 II timecode format: "hh:mm:ss.f   "
416 	 * We toggle the RTS modem control lead (GC-1000) and sent a T
417 	 * (GC-1001 II) to kick a timecode loose from the radio. This
424 	 * Bug 689: Even though we no longer support the GC-1001 II,