Configuration
General information about the system bus (CAN)
Parameter data transfer
92
EDBCSXE040 EN 6.0
8.1.4.2
Examples of the parameter data telegram
Reading parameters
The heatsink temperature C0061 (43 °C) is to be read from the controller with node
address 5 via the parameter data channel 1.
ƒ
Identifier calculation
Identifier from SDO1 to controller
Calculation
1536 + node address
1536 + 5 = 1541
ƒ
Command "Read Request" (request to read a parameter from the controller)
Command
Value
Read request
40
hex
ƒ
Index calculation:
Index
Calculation
24575 − code number
24575 − 61 = 24514 = 5FC2
hex
ƒ
Subindex: 0
ƒ
Telegram to controller
Identifier
User data
Command
Index
LOW byte
Index
HIGH byte
Subindex
Data 1
Data 2
Data 3
Data 4
1541
40hex
C2
hex
5F
hex
00
00
00
00
00
ƒ
Telegram from controller
Identifier
User data
Command
Index
LOW byte
Index
HIGH byte
Subindex
Data 1
Data 2
Data 3
Data 4
1413
43
hex
C2
hex
5F
hex
00
B0
hex
8F
hex
06
hex
00
– Command:
"Read Response" (response to the read request) = 43
hex
– Identifier:
SDO1 from controller (= 1408) + node address (= 5) = 1413
– Index of the read request:
5FC2
hex
– Subindex:
0
– Data 1 ... 4:
00 06 8F B0 = 430.000
(
430.000 : 10.000 = 43 °C
Содержание ECSDE012
Страница 1: ...EDBCSXE040 y Ä y ä Operating Instructions ECS ECSEExxx ECSDExxx ECSCExxx Power supply module ...
Страница 3: ... 3 EDBCSXE040 EN 6 0 ECSEE_002A ...
Страница 168: ...Index 12 168 EDBCSXE040 EN 6 0 W Warning 68 112 Warranty 12 X XT EMZ9371BC keypad Diagnostics 123 Parameter setting 72 ...