Cf3 Usb Connection; Led Indicators - mangOH Red User Manual

mangOH Red User Guide
Rev 2 May.17

CF3 USB Connection

The mangOH Red includes a micro-USB 2.0 connector (CN801) for access to the
CF3 module's interfaces (ECM, AT, etc.), and to install firmware downloads on the
Wi-Fi/BT chipset.
By default, this port is enabled and configured to connect to the CF3 module's USB
interface.
Figure 3-26: CF3 USB Connector

LED Indicators

The mangOH Red includes several LED indicators.
Table 3-3: mangOH Red LEDs
LED
1—Power (VCC_3V3)
2—IoT Expansion Card 0
3—CF3 RF Rx/Tx
4—WLAN connected
5—Generic
CF3 USB Connector
Description
D803 - On when power is supplied by any power source (USB,
battery)
D401 - On when an IoT Expansion Card is installed in slot IOT0.
D402 - On when the CF3 module is sending (Tx) or receiving
(Rx) data
D200 - On when the device is connected to a WLAN
Note: Off when low power is enabled.
D410 - Connected to CF3 GPIO34 (via expander
WP_GPIO_7_lvl), available for user-defined purposes
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