xref: /freebsd/contrib/ntp/README.refclocks (revision f0a75d274af375d15b97b830966b99a02b7db911)
1This is a list of the #define REFCLK_* stuff.
2
3If you want to add a new refclock let us know and we'll assign you a number.
4
5Should this list also include the name of the party responsible for the
6refclock?
7
8LOCALCLOCK	1	/* external (e.g., lockclock) */
9GPS_TRAK	2	/* TRAK 8810 GPS Receiver */
10WWV_PST		3	/* PST/Traconex 1020 WWV/H */
11SPECTRACOM	4	/* Spectracom (generic) Receivers */
12TRUETIME	5	/* TrueTime (generic) Receivers */
13IRIG_AUDIO	6	/* IRIG-B/W audio decoder */
14CHU_AUDIO	7	/* CHU audio demodulator/decoder */
15PARSE		8	/* generic driver (usually DCF77,GPS,MSF) */
16GPS_MX4200	9	/* Magnavox MX4200 GPS */
17GPS_AS2201	10	/* Austron 2201A GPS */
18GPS_ARBITER	11	/* Arbiter 1088A/B/ GPS */
19IRIG_TPRO	12	/* KSI/Odetics TPRO-S IRIG */
20ATOM_LEITCH	13	/* Leitch CSD 5300 Master Clock */
21MSF_EES		14	/* EES M201 MSF Receiver */
22GPSTM_TRUE	15	/* OLD TrueTime GPS/TM-TMD Receiver */
23IRIG_BANCOMM	16	/* Bancomm GPS/IRIG Interface */
24GPS_DATUM	17	/* Datum Programmable Time System */
25NIST_ACTS	18	/* NIST Auto Computer Time Service */
26WWV_HEATH	19	/* Heath GC1000 WWV/WWVH Receiver */
27GPS_NMEA	20	/* NMEA based GPS clock */
28GPS_VME		21	/* TrueTime GPS-VME Interface */
29ATOM_PPS	22	/* 1-PPS Clock Discipline */
30PTB_ACTS	23	/* PTB Auto Computer Time Service */
31USNO		24	/* Naval Observatory dialup */
32GPS_HP		26	/* HP 58503A Time/Frequency Receiver */
33ARCRON_MSF	27	/* ARCRON MSF radio clock. */
34SHM		28	/* clock attached thru shared memory */
35PALISADE	29	/* Trimble Navigation Palisade GPS */
36ONCORE		30	/* Motorola UT Oncore GPS */
37GPS_JUPITER	31	/* Rockwell Jupiter GPS receiver */
38CHRONOLOG	32	/* Chrono-log K WWVB receiver */
39DUMBCLOCK	33	/* Dumb localtime clock */
40ULINK		34	/* Ultralink M320 WWVB receiver */
41PCF		35	/* Conrad parallel port radio clock */
42WWV_AUDIO	36	/* WWV/H audio demodulator/decoder */
43FG		37	/* Forum Graphic GPS */
44HOPF_SERIAL	38	/* hopf DCF77/GPS serial line receiver */
45HOPF_PCI	39	/* hopf DCF77/GPS PCI receiver */
46JJY		40	/* JJY receiver */
47TT560		41	/* TrueTime 560 IRIG-B decoder */
48ZYFER		42	/* Zyfer GPStarplus receiver */
49RIPENCC		43	/* RIPE NCC Trimble driver */
50???????		44	Claas Hilbrecht (20020711)
51