ESP32 MODBUS RTU

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STD ESP32 MODBUS RTU

License: MIT

Mode:

Editors' pick

Update time： 2021-10-05 10:57:07

Creation time： 2021-08-06 13:27:21

Description

ESP32 MODBUS RTU SENSOR

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	100nF	C1	C0805	1
2	1uF	C2,C6,C7	C0805	3
3	22uF	C3,C4	C0805	2
4	SSB43L-E3/52T	D4	SMB(DO-214AA)	1
5	18650	GB1,GB2,GB3	18650X1-HOLDER	3
6	22uH	L1	IND-SMD_L7.0-W6.8	1
7	FS8205	Q1	SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR	1
8	SI2302_C351399	Q2	SOT-23-3_L3.0-W1.7-P0.95-LS2.9-BR	1
9	100	R1	R0805	1
10	2k	R2	R0805	1
11	43k	R3	R0805	1
12	820k	R4	R0805	1
13	10k	R5	R0805	1
14	100k	R6,R7	R0805	2
15	220	R8	R0805	1
16	47k	R9	R0805	1
17	ESP32-WROOM-32UE(16MB)	U1	WIFI-SMD_ESP32-WROOM-32UE	1
18	MAX485ESA+T	U2	SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL	1
19	FS312F-G	U3	SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR	1
20	MT3608	U4	SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR	1
21	1041880210	U6,U7	CONN-SMD_1041880210	2
22	MCP1703T-3302E/MB	U8	SOT-89-3_L4.5-W2.5-P1.50-LS4.2-BR	1