O U T P U T C O N F I G U R A T I O N S
+-----------+
| RI +-+ +------+
| DCD +-+ +-+ inv. +-+
| DSR +-+ | +------+ | (4,5,6 for channel 1,
| DTR +-+----+----o o o 1,2,3 for channel 2)
| | J4 | +----------+
| RCLK +-----------+ | AUXIN | RS-422 +--- +
| | +--+--+---------+ Re--- -
| | 5 6| 7| 8| +----------+
| CTS +----o o+ o+ o+ Enable
| RTS +----o o+ o+ o----------------+
| | 1 2| 3| 4 +----+---+
| | +--+-------------+ RS-422 +--- +
| B-----------+ AUXOUT | --- -
+-----------+ +--------+
Figure 19. Output control block diagram.
AUXIN ------+ +------ RCLK
CTS --+ | | +-- DTR
+-------------------+
5 | o+ o+ o+ o | 8
1 | o+ o+ o+ o | 4
+-------------------+
RTS --+ | | +-- driver enable
AUXOUT ------+ +------ XCLK
J2 _ Channel 1 J3 _ Channel 2
+--------------------------+---------+------------+
| Function | Connect | Disconnect |
+--------------------------+---------+------------+
| RTS/CTS loopback
* | 1-5 | 1-2 |
| Transmit RTS | 5-6 | 6-7 |
| Receive CTS | 1-2 | 2-3 |
| RCLK/XCLK loopback
* | 3-7 | 2-3 |
| Transmit XCLK | 6-7 | 5-6 |
| Receive RCLK | 2-3 | 1-2 |
| AUX OUT/AUX IN loopback
* | 2-6 | 5-6,6-7 |
| Half duplex | 4-8 | |
| Full duplex
* | | 4-8 |
+--------------------------+---------+------------+
* Indicates factory jumper settings.
Figure 20. J2/J3 jumper layout and settings.
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