Doodle Labs Technical Library

mini-OEM/Helix Mesh Rider Radio – Connector Descriptions (legacy)

Webpage to PDF

Connectors

S. No Description Manufacturer MPN
1 Primary Connector JST SM15B-GHS-TBLFSN
2 Antenna Connectors Molex 73414-0100

Primary Connector Pinout

minioem-01minioem-02-1

Wire Descriptions

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   GND GND
PIN 4   GND GND
PIN 5 I/O +2.8-V RESET – default high, pull low to reset
PIN 6 I +3.3-V UART_RX
PIN 7 O +3.3-V UART_TX
PIN 8   GND GND
PIN 9 I Diff Signal ETH1_RX_P
PIN 10 I Diff Signal ETH1_RX_N
PIN 11 O Diff Signal ETH1_TX_P
PIN 12 O Diff Signal ETH1_TX_N
PIN 13   GND GND
PIN 14 I/O Diff Signal USB-Dev-D- (Ethernet only)
PIN 15 I/O Diff Signal USB-Dev-D+ (Ethernet only)
Table of Contents