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BOM-DAT/fan-dat/fan-dat.md
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+
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+# fan-dat
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+
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+
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+### Summary of PC Case Fan Types Based on Wiring
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+
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+- **2-Pin Fans**: Fixed-speed fans without monitoring or control features. Used in basic or low-cooling scenarios and is the most affordable option.
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+
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+![](2024-11-13-15-25-47.png)
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+
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+![](2024-11-13-15-29-22.png)
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+
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+- **3-Pin Fans**: Basic control via voltage adjustment; supports speed monitoring but lacks precise control. Cost-effective, suitable for budget setups.
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+
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+- **4-Pin Fans**: Includes PWM for precise speed control; widely supported by modern motherboards, allowing automatic speed adjustments based on temperature.
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+
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+- **6-Pin and Multi-Pin Fans**: Found in high-end or RGB fans; includes additional lines for RGB control and advanced synchronization. Requires special connectors or RGB-compatible motherboards.
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+
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+This summary highlights the key differences in functionality and application based on fan wiring types.
Board-dat/NID/NID1020-DAT/NID1020-DAT.md
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## demo code
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- https://w.electrodragon.com/w/Category:EL125
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-- or Arduino demo code here: https://github.com/Edragon/Arduino-main/tree/master/Sketchbook/RF/16-RFID/125KHZ/EL-125
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+- or Arduino demo code here: https://github.com/Edragon/arduino-main2/tree/main/0-BSP/NID/NID1020-EL-125
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## demo video
FAQ-dat/discount-dat/discount-dat.md
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@@ -34,6 +34,7 @@ Thank you.
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## discount log
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-| SKU | MOQ | discount |
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-| --------------- | ----- | -------- |
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-| [[DPR1157-dat]] | 30pcs | 15% |
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+| SKU | MOQ | discount |
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+| --------------- | ------ | -------- |
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+| [[ILC1031-dat]] | 100pcs | 10% |
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+| [[DPR1157-dat]] | 30pcs | 15% |
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