Transmission Path Diagnosis Information; Configuration Of The Scan Data Healthy Map - Toshiba TC-net 100 Instruction Manual

7.2

Transmission Path Diagnosis Information

7.2.1 Configuration of the scan data healthy map

The scan data healthy map is managed in the configuration as shown in
Figure 7-5.
The scan data healthy map shows the state information of the
corresponding scan data blocks.
Bit "1"
healthy.
Bit "0"
In the scan data healthy map information, the information of the block is
ON when a healthy state of the block is detected, and the information of
the block is OFF when an unhealthy state of the block is detected.
Unhealthy detection condition: An unhealthy state is detected if no scan
The diagnosis time is set to 500ms if the value four times the scan sending
cycle is less than 500ms. If it is greater than 500ms, the diagnosis time is
set to the value four times the scan sending cycle (rounded up to the
nearest 10ms) (three cycles are diagnosed).
F
BL BL BL BL
15 14 13 12
BL BL BL BL
31 30 29 28
BL BL BL BL
2031 2030 2029 2028
BL BL BL BL
2047 2046 2045 2044
(Note )BL 25 shows scan block No.25
The scan data of the corresponding scan block is
Unhealthy
data of the block is received within the
diagnosis time determined based on the
scan sending cycle set for the block.
8
BL BL BL BL
11 10 9 8
BL BL BL BL
27 26 25 24
・
・
・
BL BL BL BL
2027 2026 2025 2024
BL BL BL BL
2043 2042 2041 2040
Figure 7-5 Configuration of Scan healthy map
Unified Controller nv series TC-net 100 (TN8) Module Operation Manual

7.2 Transmission Path Diagnosis Information

7
BL BL BL BL
7 6 5 4
BL BL BL BL
23 22 21 20
BL BL BL BL
2023 2022 2021 2020
BL BL BL BL
2039 2038 2037 2036
0
BL BL BL BL
3 2 1 0
BL BL BL BL
19 18 17 16
BL BL BL BL
2019 2018 2017 2016
BL BL BL BL
2035 2034 2033 2032
63