Table 2.4:Programmable Led Control Bit; Table 2.5:Programmable Buzzer Control Bit; Reset: Reset Button - Advantech GX2-400 User Manual

LED and Buzzer Control Register
LEDEn: Enable LED flickering
LEDS0 and LEDS1: LED flickering speed setting bit
SPKEn: Enable buzzer alarming
SPKS0 & SPKS1: Buzzer alarming setting bit
Table 2.4: Programmable LED Control Bit
LED Flickering Status
Light on
Fast flicker
Normal flicker
Short flicker
Table 2.5: Programmable Buzzer Control Bit
Buzzer Alarm
Beep on
Short beep
Normal beep
Long beep

2.12 Reset: Reset Button

Press the "Reset" button to activate a reset function.
UNO-2059E User Manual
LEDS1
0
0
1
1
SPKS1
0
0
1
1
12
LEDS2
0
1
0
1
SPKS0
0
1
0
1