serc816-tr STMicroelectronics, serc816-tr Datasheet - Page 19

• Manufacturer Part Number: serc816-tr
• Description: Sercos Interface Controller
• Manufacturer: STMicroelectronics

For master mode (SCMASTER = 1) the control words are coded as follows:
Index
0
1
2
3
4
10-11
10-15
13-15
8-15
8-15
3-5
8-9
4-6
8-9
0-7
0-7
0-7
Bit
12
13
14
15
10
11
12
0
1
2
6
7
0
1
2
3
7
8
9
INT_BUSY_TIMEOUT
INT_HS_TIMEOUT
INT_END_WRBUF
INT_END_RDBUF
NINFO_WRITE
NINFO_READ
INT_SC_ERR
WRDATLAST
RDDATLAST
ELEM_MDT
BUSY_CNT
END_MDT
WRDATPT
ERR_CNT
RDDATPT
BUSY_AT
INT_CMD
L/S_MDT
INT_ERR
RECERR
HS_MDT
SETEND
M_BUSY
CMD_AT
ERR_AT
HS_AT
Name
Handshake-bit in MDT
Read/write in MDT
End in MDT
Data element type in MDT
END_MDT is to be set
Service container waits for interaction of microprocessor
(M_BUSY = 1)
Number of info words in write buffer (1 to 4)
(Not used)
Slave reports error
End of write buffer is reached
End of read buffer is reached
(Not used)
Handshake bit in AT
Busy bit in AT
Error bit in AT
Command modification bit in AT
(Not used)
Last transmission was correct (0) or erroneous (1)
Number of info words in read buffer (1 to 4)
(Not used)
Pointer to present position in write buffer
Pointer to last position in write buffer
Pointer to present position in read buffer
Pointer to last position in read buffer
Error counter
Error counts differences of handshake (0) or BUSY cycles (1)
Interrupt due to protocol error
Interrupt due to handshake timeout
Interrupt BUSY timeout
Slave has set command modification bit
(Not used)
Function
SERCON816
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