mangOH Yellow Hardware Architecture Manual page 14

mangOH Yellow Hardware Architecture Guide
Table 2-1: mangOH Yellow Hardware Components (Continued)
Type and
a
Designator Description
LEDs
Tri-color PWR/
Network/Cloud Tri-color (RGB)
LED LED
(D401)
Generic green
LED
Green LED
(D402)
Generic tri-color Tri-color (RGB)
LED (D500) LED
Rev 2 Oct.19
Signals / Pins
Hardware-controlled
Visible LED Behavior:
Green—Power is on
·
Yellow—Power on + Cellular radio on
·
White—Power on + Cellular radio is transmitting/receiving
·
Note: D401 only appears as Green, Yellow (Green+Red), or White
(Green+Red+Blue).
Green—VCC_3V3
Red—CF3 WWAN_LED_N
Blue—CF3 TX_ON
(GPIO expander)
GENERIC_LED
(GPIO expander)
Blue—TRI_LED1
Green—TRI_LED2
Red—TRI_LED3
14
Notes
Purpose: Indicates device is powered on.
Purpose: Indicates cellular radio is on.
Purpose: Indicates CF3 module is transmitting/
receiving.
Software-controlled
Purpose: User-defined (programmable)
Software-controlled
Purpose: User-defined (programmable)
Note: All color combinations can be used. (e.g. B, G, R,
BG, BR, GR, BGR)
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