CPCI-6020 CompactPCI Single Board Computer Installation and Use (6806800A51C
)
Functional Description
I/O Signal Multiplexing (IOMUX)
102
6020. MXSYNC# is used by the CPCI-6020-MCPTM-01 to synchronize with the CPCI-6020
module. MXDO is the time-multiplexed output line from the CPCI-6020 and MXDI is the time-
multiplexed line from the CPCI-6020-MCPTM-01. A 16-to-1 multiplexing scheme is used with
10 MHz bit rate. Sixteen time slots are defined and allocated as follows:
Table 4-7 Multiplexing Sequence of the IOMX Function
MXDO (From CPCI-6020)
MXDI (From CPCI-6020-MCPTM-01)
TIME SLOT
SIGNAL NAME
TIME SLOT
SIGNAL NAME
0
RTS3
0
CTS3
1
DTR3
1
DSR3
2
LLB3
2
DCD3
3
RLB3
3
TM3
4
RTS4
4
RI3
5
DTR4
5
CTS4
6
LLB4
6
DSR4
7
RLB4
7
DCD4
8
Reserved
8
TM4
9
Reserved
9
RI4
10
Reserved
10
Reserved
11
Reserved
11
Reserved
12
Reserved
12
Reserved
13
Reserved
13
Reserved
14
Reserved
14
Reserved
15
Reserved
15
Reserved
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