3 API
functions
16
In the following the SDOs for writing/reading and the corresponding status
message/response are shown:
Write request
Structural element
Type
Bits
Description
FIFO
Header
1 DWORD
Value
BYTE
24-31
Value BYTE
16-23
0. WORD
Number of values
BYTE
8-15
Number of bytes (max. 64)
Reserved BYTE
0-7
1 DWORD
Values
WORD
2. WORD
WORD
1.
WORD
1 DWORD
WORD
4.
WORD
WORD
3.
WORD
1 DWORD
WORD
6. WORD
WORD
5.
WORD
1 DWORD
For the sequence of the values, in the 2. and all following DWORD ascending byte
addresses are selected, respectively.
Status message
(identical to the response to a read request)
Structural element
Type
Bits
Description
FIFO
Header
1 DWORD
Reserved
BYTE
24-31
Reserved BYTE
16-23
Number of values
BYTE
8-15
Number of bytes (max. 64)
Status
BYTE
0-7
Status information (0 = OK)
1 DWORD
Read request
Structural element
Type
Bits
Description
FIFO
Header
1 DWORD
