| U1 | ATtiny1616-MNR | 20MHz, 16kB Flash, 2kB SRAM, 256B EEPROM, SOIC-20 |
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| U2 | ULN2003ADR | High Voltage, High Current Darlington Transistor Arrays, SOIC16/SOIC16W/DIP16/TSSOP16 |
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| U3 | SN65HVD72DR | 3.3V, RS-485 Transceiver, SOIC-8 |
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| U5 | SPX3819M5-L-3-3 | 500mA Low drop-out regulator, Fixed Output 3.3V, SOT-23-5 |
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| U6 | SPX3819M5-L-5-0 | 500mA Low drop-out regulator, Fixed Output 5.0V, SOT-23-5 |
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| C1 | 100u | Unpolarized capacitor |
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| C2,C3,C6,C8 | 470n | Unpolarized capacitor |
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| C4,C5,C9 | 10u | Unpolarized capacitor |
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| C7 | 100n | Unpolarized capacitor |
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| D1 | LED | Light emitting diode |
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| J1 | UPDI Programming | Generic connector, single row, 01x03, script generated |
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| J2,J6-J8 | Conn_01x01_Pin | Generic connector, single row, 01x01, script generated |
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