OngoingDIY 3*7-segment diaplay Alarm Clock Schematic
STDDIY 3*7-segment diaplay Alarm Clock Schematic
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Creation time:2020-02-26 10:12:09Update time:2023-12-29 19:41:35
Description
Alarm Clock pre-programmed package kit. schematic capable of setting and displaying time, sounding buzzer alarm or external speaker output (J3), external snooze-button (J4), DC input: >5V and
BOM
| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | OUT | J3 | HDR-TH_2P-P2.54-V-M | 1 |
| 2 | IN | J4 | HDR-TH_2P-P2.54-V-M | 1 |
| 3 | 1k | R14,R2,R1,R17,R15,R16,R13,R11,R12 | AXIAL-0.3 | 9 |
| 4 | 220R | R8,R7,R6,R5,R4,R10,R9 | AXIAL-0.3 | 7 |
| 5 | 10k | R3 | AXIAL-0.3 | 1 |
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