TDC-GPX acam messelectronic gmbh, TDC-GPX Datasheet - Page 19

• Manufacturer Part Number: TDC-GPX
• Description: Precision Time Interval Measurement
• Manufacturer: acam messelectronic gmbh

When reading back register 6 the "Fill" bits 0 to 7 will be inverted.
After 16 Bit mode is set all further read/write commands have to be done in pairs of 16 Bit.
1.7.2 Read registers
Register 6: Adr = 6
0 – 7
8 – 25
26
27
Register 7: Adr = 7
0 – 7
8 – 10
11
12
13
14
15 – 27
Register 14: Adr = 14
0 – 3
4
5 – 27
Register 8: Adr = 8
0 – 16
17
18 – 25
26 – 27
Register 9: Adr = 9
0 – 16
17
18 – 25
26 – 27
Register 10: Adr = 10
0 – 16
17 – 27
I-Mode
acam-messelectronic gmbh - Am Hasenbiel 27 - D-76297 Stutensee-Blankenloch - Germany - www.acam.de
Fill
StartOff2
InSelECL
PowerOnECL
HSDiv
RefClkDiv
ResAdj
NegPhase
Track
Service
MTimer
Service
16BitMode
Service
IFIFO1
Slope1
Start#1
ChaCode1
IFIFO2
Slope2
Start#2
ChaCode2
Start01
-
Defines the level when the fill-level Flags LFx of the 2 in-
terface FIFOs will be set.
programmable internal Start-offset (in G-Mode only)
select ECL inputs for I-Mode DStop1 -> TStop1, TStop3,
TStop5, TStop7 DSTop2 -> TStop2, TStop4, TStop6,
TStop8(single channels can be switched off using ‘Dis-
able’
‘1’ = Switch-on power for ECL-inputs
High speed divider PLL
Reference clock divider PLL
Switch-on resolution adjust mode
Invert phase output of PLL
cut regulation loop of PLL
Service Bits, set ‘0’
Setting internal timer in multiples of Tref, 0 – 8191
Write “0”
‘1’ switches on the 16 Bit mode of the data bus
Write “0”
Time interval data from Interface FIFO2, Hit = Stop-Start
Time interval between external start and first internal start
not used
Time interval data from Interface FIFO1, Hit = Stop-Start
Slope of this hit
Start number of this hit
Channel code of this hit
Slope of this hit
Start number of this hit
Channel code of this hit
19
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I
I
I
TDC-GPX
G
G
G
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x
x
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x
R
R
R
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M
M
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