DefcoNFC Hardware Badge
DefcoNFC Hardware Badge is an open source AVR/Arduino PCB design by monero-project: a 2-layer, 70 × 100 mm board with 31 components (10 distinct parts). It is built around the M24SR16-YMN6T/2, ATTINY13A-SSU. Filed under wearables.
The Sekura Monero Hardware Wallet
[](https://github.com/monero-project/kastelo/)
1. Safe, Vault, a place to store valuables 2. An open hardware Monero wallet
https://taiga.getmonero.org/project/michael-rfc-hwallet-1-implementation/
Built around
Parts list
31 components, 10 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | M24SR16-YMN6T/2 | SOIC-8_3.9x4.9mm_Pitch1.27mm | U1, U2 |
| 1 | ATTINY13A-SSU | SOIC-8_3.9x4.9mm_Pitch1.27mm | U3 |
| 1 | Conn_02x03_Odd_Even | Pin_Header_Straight_2x03_Pitch2.54mm | J2 |
| 1 | Antenna_PCB | NFCAntennaloop | AE1 |
| 1 | Battery_Cell | Keystone_3034_1x2032-Coincell | BT1 |
| 1 | Kastelospecs | Kastelospecsqrcode | G2 |
| 3 | SW_SPST | SW_SPST_PTS645 | SW1, SW2, SW3 |
| 1 | SW_SPDT | SW_SPDT_CK-JS102011SAQN | SW4 |
| 16 | LED | LED_1206 | D1, D2, D3, D4, D5, D6, D7, D8 +8 |
| 4 | 220 | R_0805 | R1, R3, R5, R7 |
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