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Embedded -2J Mesh Rider Radio (-J) Connector Descriptions (legacy)

Written by Jay Parikh | Jan 30, 2024 11:42:47 AM

Overview

Fig. 1a Embedded Mesh Rider Radio (-J) Electrical Interfaces

 

Fig. 1b Embedded Mesh Rider Radio (-J) Electrical Interfaces
  1. Main Connector (Molex 5040501291)
  2. AUX Connector (Molex 5037630491 )
  3. RST Button (pin hole)
  4. MMCX Antenna Connector (S-Conn MM212N0G29)

Main Connector

Fig. 2 Main Connector Pin Numbering

Auxiliary Connector (a)

Pin Number Direction Voltage Pin Description
1 O Diff Signal ETH0_TX-
2 O Diff Signal ETH0_TX+
3 I Diff Signal ETH0_RX-
4 I Diff Signal ETH0_RX+
5 - GND GND
6 I +3.3-V UART_RX
7 O +3.3-V UART_TX
8 - GND GND
9 I/O Diff Signal USB0_DN
10 I/O Diff Signal USB0_DP
11 - GND GND
12 - +6 V – +42 V PWR

Auxiliary Connector

Fig. 3 Auxiliary Pin Numbering

Auxiliary Connector (b)

Pin Number Direction Voltage Pin Description
1 O Diff Signal ETH1_TX-
2 O Diff Signal ETH1_TX+
3 I Diff Signal ETH1_RX-
4 I Diff Signal ETH1_RX+
5 - GND GND
6 O +5-V 5 V Output
7 I/O Diff Signal USB1_DN
8 I/O Diff Signal USB1_DP
9 - GND GND
10 I/O +3.3-V GPIO3
11 I/O +3.3-V GPIO2
12 I/O +3.3-V GPIO1