Doodle Labs Technical Library

nano-OEM Mesh Rider Radio – Connector Descriptions (2023 Update)

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nanooem-v0323-01-1

Connectors

Port No. Description Manufacturer MPN
Ports 1/2/3/5/6 Data Connectors JST SM4B-GHS-TB
Port 4 Power Connector JST SM6B-GHS-TB
ANT 0/1 MMCX Female Antenna Connectors Molex 73414-0100

Connector Pin Numbering

jst-4pin-01
4-pin JST Connector

 

jst-6pin-01
6-pin JST Connector

Wire Descriptions

Port 1

Pin Number Direction Voltage Pin Description
PIN 1     Not Connected
PIN 2 I/O Diff Signal USB-Dev-D- (Ethernet only)
PIN 3 I/O Diff Signal USB-Dev-D+ (Ethernet only)
PIN 4   GND GND

Port 2

Pin Number Direction Voltage Pin Description
PIN 1 I Diff Signal ETH1_RX_N
PIN 2 I Diff Signal ETH1_RX_P
PIN 3 O Diff Signal ETH1_TX_N
PIN 4 O Diff Signal ETH1_TX_P

Port 3

Pin Number Direction Voltage Pin Description
PIN 1   GND GND
PIN 2 I/O +2.8-V RESET – default high, pull low to reset
PIN 3 I +3.3-V UART_RX
PIN 4 O +3.3-V UART_TX

Port 4

Pin Number Direction Voltage Pin Description
PIN 1 I +5-V 5-V Input Supply
PIN 2 I +5-V 5-V Input Supply
PIN 3 I +5-V 5-V Input Supply
PIN 4   GND GND
PIN 5   GND GND
PIN 6   GND GND

Port 5

Pin Number Direction Voltage Pin Description
PIN 1 I +5-V 5-V Input Supply
PIN 2 I/O Diff Signal USB-Host-D+
PIN 3 I/O Diff Signal USB-Host-D-
PIN 4   GND GND

Port 6

Pin Number Direction Voltage Pin Description
PIN 1 I/O +2.8-V GPIO2
PIN 2 I/O +2.8-V GPIO1
PIN 3 I/O +2.8-V GPIO0
PIN 4   GND GND
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