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STD ATmega328 + NRF + Si7021
ATmega328 + NRF + Si7021
License
Public Domain
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Update time：
2021-01-26 21:13:47
Creation time：
2020-12-28 15:25:24
Description
Description
Simple ATmega328 board with NRF24L01+, FTDI and Si7021 temperature/humidity sensor connector.
Designed to run at 3.3V/8MHz, powered by 3 x AA batteries
Design Drawing
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | FTDI Header | FTDI1 | HDR-F-2.54_1X6 | 1 |
| 2 | 3x6x2.5mm | KEY1 | KEY-3.0*6.0 | 1 |
| 3 | MCP1700T-3302E/TT | MCP1700 | SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR | 1 |
| 4 | solder pad jumper 3 way | U4,U2 | SOLDER PAD JUMPER 3 WAY | 2 |
| 5 | 10uF | C8 | CASE-A_3216 | 1 |
| 6 | HDR-M-2.54_1x2 | J1 | HDR-M-2.54_1X2 | 1 |
| 7 | Header-Female-2.54_1x4 | BME280 | HDR-4X1/2.54 | 1 |
| 8 | solder pad x 1 | RST,A3,A2,GND | SOLDER PAD X 1 | 4 |
| 9 | Header-Male-2.54_2x4 | NRF24L01+ | HDR-TH_8P-P2.54-V-R2-C4-S2.54 | 1 |
| 10 | 100n | C4,C7,C5,C3 | C0603 | 4 |
| 11 | 10k | R1 | R0805 | 1 |
| 12 | 4.7k | R2,R3 | R0805 | 2 |
| 13 | ATMEGA328P-AU | U1 | TQFP-32_L7.0-W7.0-P0.80-LS9.0-BL | 1 |
| 14 | 1u | C1,C2 | C0805 | 2 |
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