Herros Leonardo

Ongoing

STD Herros Leonardo

Arduino

License: Public Domain

Mode:

Editors' pick

Update time： 2023-09-07 15:46:05

Creation time： 2019-12-07 00:42:58

Description

on Board, there are two conections through Usb, the micro and Usb-C connectors, 14 leds present on all Digital I/os, a Buzzer on digital 10, and two addressable Leds on Digital 8. as per standard, there is 14 digital and 6 analog outputs. UART, SPI, and I^2C. i plan to have the Hoodloader 2 placed on the Atmegas out of expressed like towards the implimentation of its code.

Design Drawing

schematic diagram

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PCB

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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	Header-Female-2.54_1x6	A0-A1,A0-A5,POWER1,POWER2	HDR-6X1/2.54	4
2	Header-Female-2.54_1x8	AD0-D1,AD0-D7,AD8-D1,AD8-D13	HDR-8X1/2.54	4
3	MLT-7525	BUZZER1	BUZ-SMD_4P-L7.5-W7.5-P7.59-BR	1
4	1uF	C1,C2	0603	2
5	1u	C3,C8	0603	2
6	22pF	C4,C5	0603	2
7	SS14	D1	SMA_L4.3-W2.6-LS5.2-FD	1
8	MBR0540_C77337	D2	SOD-123_L2.7-W1.6-LS3.7-RD	1
9	PRG21BB150MB1RK/BKN	F1	F0805	1
10	HDR-F-2.54_2x3	H1	HDR-F-2.54_2X3	1
11	D0	LED1	LED0603-R-RD	1
12	D1	LED2	LED0603-R-RD	1
13	D2	LED3	LED0603-R-RD	1
14	D3	LED4	LED0603-R-RD	1
15	D4	LED5	LED0603-R-RD	1
16	D5	LED6	LED0603-R-RD	1
17	D6	LED7	LED0603-R-RD	1
18	D7	LED8	LED0603-R-RD	1
19	D8	LED9	LED0603-R-RD	1
20	D9	LED10	LED0603-R-RD	1
21	D10	LED11	LED0603-R-RD	1
22	D11	LED12	LED0603-R-RD	1
23	D12	LED13	LED0603-R-RD	1
24	D13	LED14	LED0603-R-RD	1
25	WS2812B-3535	LED16,LED17	LED-SMD_4P-L3.5-W3.5-TL_WS2812B	2
26	MMBTA42	Q8	SOT-23(SOT-23-3)	1
27	10K	R1	0805	1
28	22	R2,R3	0805	2
29	200	R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17	R0603	14
30	100	R18	0805	1
31	200	R19,R20,R21	0603	3
32	10K	R22,R23,R26,R27,R30,R31,R32,R33,R34,R35,R36,R37,R38,R39	R0603	14
33	5.1k	R24,R25	R0603	2
34	ORH-R35A	RX,TX,TX1	LED0805-R-RD	3
35	K2-1107ST-A4SW-06	SW1,SW2,SW4	K2-1107ST-A4SW-06	3
36	SSSS811101	SW3	SSSS811101	1
37	AIC1748-33GU3TR	U1	SOT-23-3_L3.0-W1.7-P0.95-LS2.9-BR	1
38	ATMEGA32U4-AU	U2	QFP-44_10X10X08P	1
39	AMS1117-3.3_C347222	U3	SOT-223-4_L6.5-W3.5-P2.30-LS7.0-BR	1
40	micro USBFemale	USB1	MICRO-USB-1	1
41	USB-306D	USB3	USB-TYPE-C-TH_USB-306D	1
42	16MHz	X2	CRYSTAL-SMD_4P-L3.2-W2.5-BL	1
43	2N7002DW	Q1,Q2,Q3,Q4,Q5,Q6,Q7	SC-70-6(SOT-363)	7