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Clock made with ATmega328

1 year ago 222
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Description

Documents

Sheet_1

clock layout

NewLayout4Clock

BOM

ID Name Designator Footprint Quantity
1 RESISTOR0603-RES R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R20 0603-RES 19
2 Button-SMD-6×6×5mm SW1,SW2,SW3,SW4 SW-SMD_4PIN-L6.00-W6.00 4
3 22pF C1,C2 C0805 2
4 0.1uF C3 C0805 1
5 100nF C4 C0805 1
6 3.9K R1 0805 1
7 ATMEGA328P-PU U1 DIP-28_L34.6-W7.3-P2.54-LS10.2-BL 1
8 BC817-25 Q1,Q2,Q3,Q4 SOT-23(SOT-23-3) 4
9 MICRO-USB-BF-5P CN1 MICRO-USB-B_5P-FEMALE_A01SB 1
10 DS1307 RTC Module U6 DS1307 RTC MODULE 1
11 LTS-547AP_7-Segment_Display_Common_Cathode U2,U3,U4,U5 LTS-547AP 7-SEGMENT DISPLAY 4
12 HC49 16MHz THT Y1 HC49US 1

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