SST SST-ASI-SLC, User Manual

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SLC File Reference
41
7. If you are configuring the network in the G file, edit the rest of the G
file to match your network setup. For each slave, set the P bit. If the
P bit is 1, there is a slave present. If the P bit is 0, no slave is present.
Enter the I/O, ID and parameter bits. You can obtain the I/O and ID
values from the slave documentation or from the slave profile.
NOTE: All parameter bits for slaves with an ID of 0 should be set to
1 (The four bits are 0F hex).
The following table shows the layout of the G file. The G file must be set to a
length of 64 words.
• C - if this bit is 1, the channel is active
• W - if this bit is 1, run-time parameter changing is enabled
• A - if this bit is 1, Auto Address Programming is enabled
• G - if this bit is 1, the channel uses the G file
• F - if this bit is 1, don’t fault the SLC
• P - if this bit is 1, the slave is present
• P
x
- slave parameters
• ID
x
- indicates the type of module
• I/O
x
- indicates the I/O mix of the module
G File Layout Table
Bits
Slave
#
Word 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
n/a 0 Reserved by SLC processor
Channel 1 slaves
1 1 C W A P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
2 2 G F 0 P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
Slave numbers 3 - 30 use the same format as slave 31
31 31 0 0 0 P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
Channel 2 slaves
1 32 C W A P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
2 33 G F 0 P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
Slave numbers 3 - 30 use the same format as slave 31
31 62 0 0 0 P
P
3
P
2
P
1
P
0
ID
3
ID
2
ID
1
ID
0
I/O
3
I/O
2
I/O
1
I/O
0
Scanner ID = 13635 decimal (3543h)
32 63 0 0 1 1 0 1 0 1 0 1 0 0 0 0 1 1