Murata Electronics North America DNT500FP 사용자 설명서
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©2008 by RF Monolithics, Inc.
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DNT900 - 11/05/08
5.6 DNT500 Interface Board Features
The location of LEDs D1 through D4 and jumper pin sets J14 and J17 are shown in
Figure 5.6.1.
Figure 5.6.1.
Figure 5.6.1
Amber DCD LED D4 illuminates on a remote to indicate it is registered with the base station and can
participate in RF communications. LED D4 illuminates on the base station when one or more remotes are
registered to it. Green Activity LED D1 illuminates on a remote when transmitting data, and illuminates
on a base when receiving data. Red Receive LED D3 illuminates when sending received data through
the serial port to the PC. Green Transmit LED D2 illuminates when the PC sends data through the serial
port to be transmitted.
participate in RF communications. LED D4 illuminates on the base station when one or more remotes are
registered to it. Green Activity LED D1 illuminates on a remote when transmitting data, and illuminates
on a base when receiving data. Red Receive LED D3 illuminates when sending received data through
the serial port to the PC. Green Transmit LED D2 illuminates when the PC sends data through the serial
port to be transmitted.
Jumper pin set J14 is provided to allow measurement of the DNT500P current. For normal operation J14
has a shorting plug installed. Jumper pin set J17 allows the DNT500P CFG pin to be grounded by install-
ing a shorting plug. This places the DNT500P in protocol mode.
has a shorting plug installed. Jumper pin set J17 allows the DNT500P CFG pin to be grounded by install-
ing a shorting plug. This places the DNT500P in protocol mode.