IDEC FC6A-C16K1CE Communications Manual page 163

Fc6a series microsmart all-in-one type
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Data Link Communication between Master and Slave Stations
The master station has 6 data registers assigned to transmit data to a slave station and 6 data registers assigned to receive data
from a slave station. The quantity of data registers for data link can be selected from 0 through 6 using WindLDR. The following
examples illustrate how data is exchanged between the master and slave stations when 2 or 6 data registers are used for data link
communication with each of 31 slave stations.
Example 1: Transmit Data 2 Words and Receive Data 2 Words
Master Station
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8070
Communication Error
D912 - D913
Transmit Data
D918 - D919
Receive Data
D8071
Communication Error
D924 - D925
Transmit Data
D930 - D931
Receive Data
D8072
Communication Error
D936 - D937
Transmit Data
D942 - D943
Receive Data
D8098
Communication Error
D1248 - D1249
Transmit Data
D1254 - D1255
Receive Data
D8099
Communication Error
D1260 - D1261
Transmit Data
D1266 - D1267
Receive Data
Example 2: Transmit Data 6 Words and Receive Data 6 Words
Master Station
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8070
Communication Error
D912 - D917
Transmit Data
D918 - D923
Receive Data
D8071
Communication Error
D924 - D929
Transmit Data
D930 - D935
Receive Data
D8072
Communication Error
D936 - D941
Transmit Data
D942 - D947
Receive Data
D8098
Communication Error
D1248 - D1253
Transmit Data
D1254 - D1259
Receive Data
D8099
Communication Error
D1260 - D1265
Transmit Data
D1266 - D1271
Receive Data
Note: When using port 2 or port 3, the communication status and error are stored in the registers configured in Function Area Settings.
FC6A S
M
S
A
ERIES
ICRO
MART
LL
Slave Stations
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
D8069
Communication Error
D900 - D901
Transmit Data
D906 - D907
Receive Data
Slave Stations
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
D8069
Communication Error
D900 - D905
Transmit Data
D906 - D911
Receive Data
-
-O
T
C
IN
NE
YPE
OMMUNICATION
7: D
L
ATA
INK
Slave Station 1
Slave Station 2
Slave Station 3
Slave Station 4
Slave Station 30
Slave Station 31
Slave Station 1
Slave Station 2
Slave Station 3
Slave Station 4
Slave Station 30
Slave Station 31
M
FC9Y-B1730
ANUAL
C
OMMUNICATION
7-5

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