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Revision B User Manual
for the VME-SIO4: Board Revision: A
General Standards Corporation
8302A Whitesburg Drive Huntsville, AL 3580, Phone: (256) 880-8787
25
3.1.6.4 C
HANNEL
C
ONTROL
R
EGISTER
(A
DDRESS
: 00011)
3.1.6.4.1 Low: (Offset Address: 0x0C)
Rx Status Block Transfer
D7 RW
D6 RW
Bit Map
0
0
No Status Block
0
1
One Word Status Block
1
0
Two Word Status Block
1
1
Reserved
D5 RW
Wait for Rx DMA Trigger
D0..4 RW
Reserved
3.1.6.4.2 High: Address: 00011
Tx Status Block Transfer (Offset Address: 0x0E)
D7 RW
D6 RW
Bit Map
0
0
No Status Block
0
1
One Word Status Block
1
0
Two Word Status Block
1
1
Reserved
D4 RW
Tx Flag Preamble
D5 RW
Wait for Tx DMA Trigger
Tx Preamble Length
D3 RW
D2 RW
Bit Map
0
0
8 Bits
0
1
16 Bits
1
0
32 Bits
1
1
64 Bits
Tx Preamble Pattern (All Sync)
D1 RW
D2 RW
All Zeros
0
0
All Zeros
0
1
All Ones
1
0
Alternating 1 & 0
1
1
Alternating 0 & 1
D3 RW..D0 RW
Tx Shaved Bit Length (Async Only)
3.1.6.5 P
RIMARY
R
ESERVED
R
EGISTER
(A
DDRESS
: 00100)
3.1.6.5.1 Low: (Offset Address: 0x10)
D0..D7 RW
Reserved
3.1.6.5.2 High: (Offset Address: 0x12)