techlibrary

Mesh Rider Radio Wearable – Connector Descriptions (legacy)

Written by Jay Parikh | Jan 30, 2024 11:39:45 AM

Overview

Fig. 1 Wearable Mesh Rider Radio Electrical Interfaces
  1. Power Connector (USB-C) - USB-PD compliant, 6-24V
  2. USB Device + Power Connector (USB-C) - 4.5v to 5.5v
  3. Auxiliary Connector (Molex 5015681407)

USB-C Connectors

Fig. 2 USB-C Pin Numbering

Power Connector (a)

Pin Number Direction Voltage Pin Description
A1, B1 - GND GND
A4, B4 - +6V - +24V Power. 6-24 V. USB-PD Compliant.
A5 I/O 0V - +5V CC1. Required for USB-PD. DO NOT USE
B5 I/O 0V - +5V CC2. Required for USB-PD. DO NOT USE
A9, B9 - +6V - +24V Power. 6-24 V. USB-PD Compliant.
A12, B12 - GND GND
A2, B2, A3, B3, A6, B6, A7, B7, A8, B8, A10, B10, A11, B11 - - No Internal Connection

Data + Power Connector (USB-C Slave) (b)

Pin Number Direction Voltage Pin Description
A1, B1 - GND GND
A4, B4 - +5V 5-V Input  
A6, B6 I/O Diff signal USB_D+. USB Slave port which supports Ethernet over USB only.
A7, B7 I/O Diff signal USB_D-. USB Slave port which supports Ethernet over USB only.
A9, B9 - +5V 5-V Input
A12, B12 - GND GND
A2, B2, A3, B3, A5, B5, A8, B8, A10, B10, A11, B11 - - No Internal Connection

Auxiliary Connector

Fig. 3 Auxiliary Connector Pin Numbering. View from the front panel of the Wearable Mesh Rider Radio.

Auxiliary Connector (c)

Pin Number Direction Voltage Pin Description
1 O +5-V 5-V, 1A Output
2 I/O Diff signal USB_D-. USB Host port. Must be twisted with GND
3 I/O Diff signal USB_D+. USB Host port. Must be twisted with GND
4 O Diff Signal ETH1_TX-
5 O Diff Signal ETH1_TX+
6 I Diff Signal ETH1_RX-
7 I Diff Signal ETH1_RX+
8 - - N.C.
9 I 0V - +VIN V Power ON signal. Connected to a power push button. Peak voltage is equal to VIN which is rated up to 20 V.
10 - GND GND
11 I/O 0V - +3.3 V GPIO1
12 O 0V - +3.3 V UART_TX
13 I 0V - +3.3 V UART_RX
14 - GND GND