NMEA Multiplexer

Ongoing

STD NMEA Multiplexer

Digital

Sensor_Module

2.4G/RF

License: GPL 3.0

Mode:

Editors' pick

Cloned from NMEA Multiplexer, Wifi Bridge, GPS, Compass

1.9k
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3
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Update time： 2021-05-11 04:10:31

Creation time： 2021-02-13 17:14:21

Description

This is an ESP32 based NMEA Multiplexer, Wifi Bridge and connects to a GPS/Compass module. It can talk NMEA0183 over RS422/RS485 (5 channel in or out) and RS232 (2 channel). Two I2C Connectors are for any other sensors.

Design Drawing

schematic diagram

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NMEA Multiplexer V2 - D1 Mini ESP32
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PCB

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100x68x50mm Enclosure PCB V1
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100x68x50mm Enclosure PCB V2
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity	BOM_Manufacturer Part
1	ESP32_MINI_MHET	U2	ESP32_MINI_MHET	1	ESP32 MINI
2	SP3232EEY-L/TR	SP3232	TSSOP-16_L5.0-W4.4-P0.65-LS6.4-BL	1	SP3232EEY-L/TR
3	22uF	C11,C1,C13,C14	C0805	4	CL21A226MAQNNNE
4	Header-Male-2.54	I2C-0,I2C-1	CONN-TH_XH-4A	2	210S-1*4P L=11.6MMGold-plated black
5	SP3485EN-L/TR	SP3485_3,SP3485_6,SP3485_2,SP3485_4,SP3485_5	SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL	5	SP3485EN-L/TR
6	22K	R3,R4,R2,R5,R6	R0402	5	0402WGF2202TCE
7	Header-Male-2.54_2x5	SEND_ENABLE	HDR-TH_10P-P2.54-V-R2-C5-S2.54	1	2*5pHeaders Pins 2.54mm
8	KF2EDGV-5.08-2P	NMEA6,NMEA5,POWER,NMEA4,NMEA3,NMEA2	CONN-TH_P5.08_KF2EDGV-5.08-2P	6	KF2EDGV-5.08-2P
9	Header-Male-2.54_1x1	P1	HDR-TH_1P-P2.54-V-M	1	Header-Male-2.54_1x1
10	XH-6A_C722879	GPS/COMPASS	CONN-TH_XH-6A	1	XH-6A
11	100nF	C7,C4,C3,C19,C15,C16,C17,C18,C5,C2	C0402	10	CL05B104KO5NNNC
12	Header-Female-2.54_1x4	PWR_DCDC	HDR-4X1/2.54	1	Header-Female-2.54_1x4
13	KF2EDGV-5.08-3P	NMEA1,NMEA0	CONN-TH_3P-P5.08_KF2EDGV-5.08-3P	2	KF2EDGV-5.08-3P