TDC7200_15 Datasheet, PDF (32/50 Pages) Texas Instruments – TDC7200 Time-to-Digital Converter for Time-of-Flight Applications in LIDAR,Magnetostrictive and Flow Meters

TDC7200
SNAS647C – FEBRUARY 2015 – REVISED AUGUST 2015
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8.6.16 TIME3: Time 3 Register (address: 14h) [reset = 00_0000h]
Figure 36. TIME3 Register
23
22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Parity Bit
Measurement Result: 23 bit integer value (Bit 22: MSB, Bit 0: LSB)
R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 16. TIME3 Register Field Descriptions
Bit
23
22-0
Field
Parity bit
Measurement result
Type
R
R
Reset
0
0
Description
Parity Bit
Measurement Result
8.6.17 CLOCK_COUNT3: Clock Count Registers (address: 15h) [reset = 00_0000h]
Figure 37. CLOCK_COUNT3 Count Register
23
22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Parity Bit
CLOCK_COUNT3
R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Bit
23
22-16
15-0
Table 17. CLOCK_COUNT3 Register Field Descriptions
Field
Parity bit
Not Used
CLOCK_COUNT3 Result
Type
R
R
R
Reset
0
0
0
Description
Parity bit
These bits will be used in Multi-Cycle Averaging Mode in order
to allow higher averaging results.
CLOCK_COUNT3 Result
8.6.18 TIME4: Time 4 Register (address: 16h) [reset = 00_0000h]
Figure 38. TIME4 Register
23
22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Parity Bit
Measurement Result: 23 bit integer value (Bit 22: MSB, Bit 0: LSB)
R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Bit
23
22-0
Field
Parity bit
Measurement result
Table 18. TIME4 Register Field Descriptions
Type
R
R
Reset
0
0
Description
Measurement result
32
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