INSTRUCTION BULLETIN—Reference Guide
CyTime
TM
Sequence of Events Recorder
IB-SER32e-02
Jan-2022
14
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Description
Type
Range
Notes
(ID = 1)
SETUP DATA—TIME (CONT.)
404221
PTP version
integer
2 (fixed)
IEEE 1588-2008(v2) / 2019(v2.1)
404222 to
404224
PTP Profile ID
hex
00-1B-19-00-01-00
(fixed)
IEEE 1588 E2E Default Profile
(Annex I)
404225
PTP domain number
integer
0 to 127
(default = 0)
404226
PTP communications model
integer
2 (fixed)
1 = Unicast
2 = Multicast
404227
PTP network transport protocol
integer
0 (fixed)
0 = UDPv4,
1 = UDPv6,
2 = 802.3 (Layer 2)
404228
PTP operating mode
integer
2 (fixed)
2 = two-step
1 = one-step
404229
PTP path delay mechanism
integer
1 (fixed)
1 = End-to-End (E2E)
2 = Peer-to-Peer (P2P)
404230
PTP announce interval (master)
signed
integer
1 (fixed = 2 sec)
log-base2 of value in seconds
404231
PTP announce receipt time-out (master)
integer
3 (fixed)
multiple of announce interval
404232
PTP sync interval (master)
signed
integer
0 (fixed = 1 sec)
log-base2 of value in seconds
404233
PTP delay request interval (master)
signed
integer
5 (fixed = 32 sec)
log-base2 of value in seconds
404234
PTP packet time to live (TTL)
integer
64 (fixed)
404235
PTP priority1
integer
0 to 255
PTP master only
404236
PTP priority2
integer
0 to 255
PTP master only
SETUP DATA—INPUTS
404248
Inputs—inverted
(Inputs 1-16)
bitmap
0x0000 – 0xFFFF
0 = Normal, 1 = Inverted
bit 00 – Input 1
bit 01 – Input 2
bit 02 – Input 3
:
bit 15 – Input 16
404249
Inputs—inverted
(Inputs 17-32)
bitmap
0x0000 – 0x00FF
0 = Normal, 1 = Inverted
bit 00 – Input 17
bit 01 – Input 18
bit 02 – Input 19
:
bit 15 – Input 32
Please see Section 8 for more details on the convention used in IEEE 1588 to express interval settings in terms of log-base2.