WT32-eth01 board

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STD WT32-eth01 board

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Update time： 2022-03-11 19:05:32

Creation time： 2022-01-13 09:14:57

Description

Based on WT32-ETH01 (ESP32-S1)

16x Optoisolated IN 24V (side terminals) or IN/OUT from MCP23017 (CON4, CON5)

16x IN/OUT from MCP23017 (CON2, CON3)

2x GPIO (CON1)

2x GPIO pulled up to 3V3 (CON9, CON10)

2x GPIO pulled up to 3V3, selectable 5V/3V3 power (CON7, CON8)

Exended I2C interface using P82B96 buffer (CON6)

5V power out for peripherals

Programmer interface (CON11)

2x I2C address selector at the bottom side

Designed to fit into Kradex Z101 DIN box

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	100nF	C1,C2,C3	CAP-TH_L5.0-W3.0-P5.00-D1.0	3
2	Header-Male-2.54_2x4	CON1	HDR-TH_8P-P2.54-V-M-R2-C4-S2.54	1
3	Header-Male-2.54_1x10	CON2,CON3,CON4,CON5	HDR-TH_10P-P2.54-V-M-1	4
4	Extended I2C	CON6	HDR-TH_4P-P2.54-V-M	1
5	KF350-3.5-3P	CON7,CON8,CON9,CON10	CONN-TH_3P-P3.50_KF350-3.5-3P	4
6	Programmer	CON11	HDR-TH_5P-P2.54-V-F	1
7	BAT43	D1,D2	DO-35	2
8	KF350-3.5-2P	H1,H2,H3,H4,H5,H6,H7,H8,H9,H10,H11,H12,H13,H14,H15,H16	CONN-TH_P3.50_KF350-3.5-2P	16
9	KF301-5.0-2P	H17,H18	CONN-TH_P5.00_KF301-5.0-2P	2
10	A0	J1,J6	JUMPER-2-WAY-SMD	2
11	A1	J2,J5	JUMPER-2-WAY-SMD	2
12	A2	J3,J4	JUMPER-2-WAY-SMD	2
13	in01	LED1	LED-3MM	1
14	in02	LED2	LED-3MM	1
15	in03	LED3	LED-3MM	1
16	in04	LED4	LED-3MM	1
17	indikační led	LED5,LED6,LED7,LED8	LED-3MM	4
18	in09	LED9	LED-3MM	1
19	in10	LED10	LED-3MM	1
20	in11	LED11	LED-3MM	1
21	in12	LED12	LED-3MM	1
22	in13	LED13	LED-3MM	1
23	in14	LED14	LED-3MM	1
24	in15	LED15	LED-3MM	1
25	in16	LED16	LED-3MM	1
26	4K7	R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R20,R21,R22	1K STANDING RESISTOR	22
27	680R	R23,R24	1K STANDING RESISTOR	2
28	WT32-ETH01	U1	WT32-ETH01 REMIX	1
29	MCP23017-E/SP	U2,U3	DIP-28_L35.0-W6.5-P2.54-LS7.6-BL	2
30	LTV-847	U4,U5,U6,U7	DIP-16_16P-L20.2-W6.6-P2.54-LS7.6-BL	4
31	LM2596 DC-DC	U8	LM2596	1
32	P82B96P	U9	DIP-8_L10.0-W6.5-P2.54-LS7.6-BL-A	1
33	Voltage selector	U10,U11	HEADER-MALE-2.54_1X3-2TO1-SELECTION	2