Indicator Leds - SIGNALCORE SC5511A Operating & Programming Manual

The SC5511A is a core module-based RF signal source with all I/O connections and indicators located on
the front face of the module as shown in Figure 1. Each location is discussed in further detail below.
1

Indicator LEDs

The SC5511A provides visual indication of important modes. There are three LED indicators on the unit.
Their behavior under different operating conditions is shown in Table 1.
Table 1. LED indicator states.
LED
STATUS
STATUS
STATUS
STATUS
ACTIVE
2
Power and Digital IO Connector
The SC5511A is powered through a rectangular connector from Samtec whose part number is TFM-115-
01-L-D-RA. It also serves as the digital connector interface for RS232/SPI, trigger, and other digital
signals. The pinout of this connector, viewed from the front of the module, is listed in Table 2.
Table 2. Pinout of the SC5511A Power and Control I/O connector.
Pin Number
24
28
27
26
25
30
16
14
22
SC5511A User Manual
Color
Green "Power good" and all oscillators phase-locked
Orange Channel powered down or RF Output Disabled
Red One or more oscillators off lock
Off Power fault
Device is open (green) /closed (off) , this indicator is also
Green/Off
user programmable (see register map)
SPI Function
MISO
–
MOSI
CS_b
SERIAL READY
CLK
SPI MODE
Definition
Device Reset_B
Used Input
Rev 1.7.0
RS-232 Function
TxD
CTS
RxD
RTS
–
CLK
BAUD SELECT
5