CC-9P-V526UJ-S Digi International, CC-9P-V526UJ-S Datasheet - Page 51

• Manufacturer Part Number: CC-9P-V526UJ-S
• Description: MOD 9P 32MB SDRAM 8MB FLASH
• Manufacturer: Digi International
• Series: -r

Specifications of CC-9P-V526UJ-S

• Module/board Type: Core Module
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: Networking

Serial Port B MEI
configuration
switches, S1
51
ConnectCore 9P 9215, Wi-9P 9215, and 3G 9P 9215 Hardware Reference
Use S1 to configure the line interface for serial port B MEI:
S1.1
S1.2
S1.3
S1.4
Switch pin
On = RS232 transceiver enabled
Off = RS232 transceiver disabled
Off = Auto Power Down disabled
On = 2-wire interface (RS422/RS485)
Off = 4-wire interface (RS422)
On = Termination on
Off = No termination
On = Auto Power Down enabled
Function
RS422/RS485 transceivers disabled
RS422/RS485 transceivers enabled
Auto Power Down is not supported on
this board. This signal is only
accessible to permit the user to
completely disabled the MEI interface
for using the signals for other
purposes. To disable the MEI
interface, go in RS232 mode (S1.1 =
ON) and activate the Auto Power
Down feature (S1.2 = ON) - be sure
that no cable is connected to connector
X3.
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