LED_Clock_Atmega328_WS2812

10 months ago

Profile:7 segment LED clock based on the Atmega328AU microcontroller and WS2812 addressable LEDs. The LED clock circuit contains such nodes as: an ATmega328AU command microcontroller, a DS3231 real-time microcircuit, touch-sensitive buttons based on the TTP223-BA6 microcircuit and WS2812 addressable LEDs.

Open source license: Public Domain

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Description

•Channel on Youtube: https://www.youtube.com/channel/UCyVzmkYMe5pQK0HMWgyaE9Q?view_as=subscriber

•Video on Youtube: https://youtu.be/5B9eKM4fVLA

•Project circuit: https://easyeda.com/romans.dodu/led_clock_atmega328_ws2812

•Archive with LED clock Atmega328 WS2812 files: http://tiny.cc/vpngtz

•Author: Romans Dodu, Hobby home electronics

Documents

LED_Clock_Atmega328_WS2812_PCB_1

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LED_Clock_Atmega328_WS2812_Schematic_1

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BOM

ID Name Designator Footprint Quantity BOM_Supplier BOM_Supplier Part
1 4.7K R6,R7,R5,R4 R0805 4 LCSC C26022
2 GL5616(5-10K) R9 RES-PHOTO_CDS 1 LCSC C11301
3 WS2812B-B LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED14,LED13,LED12,LED11,LED10,LED9,LED8,LED15,LED16,LED17,LED18,LED19,LED20,LED21,LED22,LED23,LED24,LED25,LED26,LED27,LED28,LED29,LED30,LED31,LED32,LED33,LED34,LED35,LED36,LED37,LED38,LED39,LED40,LED41,LED42,LED43,LED44,LED45,LED46,LED47,LED48,LED49,LED50,LED51,LED52,LED53,LED54,LED55,LED56,LED57,LED58 LED-SMD_4P-L5.0-W5.0-BL 58 LCSC C114586
4 ATMEGA328PB-AU U2 TQFP-32_L7.0-W7.0-P0.80-LS9.0-TL 1 LCSC C132230
5 CR2032-BS-6-1 B1 BAT-TH_CR2032-BS-6-1 1 LCSC C70377
6 TTP223E-BA6 U4,U5,U6,U1 SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL 4 LCSC C129457
7 DC-005-5A-2.5-SMT DC1 DC-IN-TH_DC-005-5A-2.0-SMT 1 LCSC C319133
8 210SMT-2*3P H1,H2 HDR-SMD_6P-P2.54-V-R2-C3-S7.3 2 LCSC C124390
9 470uF C74 CAP-SMD_BD8.0-L8.3-W8.3-FD 1 LCSC C165531
10 HDR-M-2.54_1x1 J2,J3,J4,J1 HDR-M-2.54_1X1 4 LCSC C81276
11 1uF C9 C0805 1 LCSC C111768
12 IRLML6244TRPBF Q2 SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR 1 LCSC C143946
13 200 R8,R11 R0805 2 LCSC C119079
14 CD4148WSP-C109001 D1 D0805-RD 1 LCSC C109001
15 10uF C69,C71,C73,C1 C0805 4 LCSC C17024
16 16MHz X1 HC-49S_L11.4-W4.8 1 LCSC C259047
17 DS3231M+TRL U3 SOIC-16_L10.3-W7.5-P1.27-LS10.3-BL 1 LCSC C37663
18 22pF C6,C7 C0805 2 LCSC C465168
19 10K R3,R10 R0805 2 LCSC C25612
20 1K R2 R0805 1 LCSC C25612
21 100 R1 R0805 1 LCSC C25612
22 100nF C8,C5,C3,C4,C10,C11,C12,C13,C14,C16,C15,C22,C23,C21,C20,C19,C18,C17,C24,C25,C26,C27,C28,C30,C29,C31,C32,C33,C34,C35,C37,C36,C38,C39,C40,C41,C42,C44,C43,C45,C46,C47,C48,C49,C51,C50,C52,C53,C54,C55,C56,C58,C57,C59,C60,C61,C62,C63,C65,C64,C66,C67,C68,C70,C72,C2 C0805 66 LCSC C476766

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