5 lfps settings, Lfps settings – Teledyne LeCroy Voyager Exerciser Generation Script Language Manual User Manual
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Teledyne LeCroy
Voyager USB 3.0 Exerciser Generation Script Language Reference Manual
17
7.5 LFPS Settings
These settings specify LFPS parameters that the Voyager USB 3.0 Exerciser uses when it
performs LFPS signaling.
LFPSDutyCycle
LFPS duty cycle flags.
Example: Set LFPSDutyCycle = DC_60_PERCENT
Possible values are:
DC_50_PERCENT = 0 # 50 percent
DC_60_PERCENT = 1 # 60 percent
DC_40_PERCENT = 2 # 40 percent
Default value: DC_50_PERCENT
Applicable Mode: DEVICE, HOST
LFPSPeriod
LFPS period flags.
Example: Set LFPSPeriod = PD_24_NS
Possible values are:
PD_16_NS = 0 # 16 nanoseconds
PD_20_NS = 1 # 20 nanoseconds
PD_24_NS = 2 # 24 nanoseconds
PD_32_NS = 3 # 32 nanoseconds
PD_40_NS = 4 # 40 nanoseconds
PD_48_NS = 5 # 48 nanoseconds
PD_56_NS = 6 # 56 nanoseconds
PD_64_NS = 7 # 64 nanoseconds
PD_72_NS = 8 # 72 nanoseconds
PD_80_NS = 9 # 80 nanoseconds
PD_88_NS = 10 # 88 nanoseconds
PD_96_NS = 11 # 96 nanoseconds
PD_100_NS = 12 # 100 nanoseconds
PD_104_NS = 13 # 104 nanoseconds
PD_112_NS = 14 # 112 nanoseconds
PD_120_NS = 15 # 120 nanoseconds
Default value: PD_40_NS
Applicable Mode: DEVICE, HOST
LFPSPollingTBurst
Specifies the value of tBurst of Polling.LFPS in nanoseconds.
Note that time value for this setting currently has 8 ns granularity.
Example: Set LFPSPollingTBurst = 64
Possible values are:
number of nanoseconds for tBurst of Polling.LFPS
0xFFFFFFFF # AUTO. Use the spec value.
Default value: AUTO (0xFFFFFFFF)
Applicable Mode: DEVICE, HOST
LFPSPollingTRepeat
Specifies the value of tRepeat of Polling.LFPS in nanoseconds.
Note that time value for this setting currently has 8 ns granularity.
Example: Set LFPSPollingTRepeat = 128
Possible values are:
number of nanoseconds for tRepeat of Polling.LFPS
0xFFFFFFFF # AUTO. Use the spec value.
Default value: AUTO (0xFFFFFFFF)
Applicable Mode: DEVICE, HOST