תיאור
Download link: http://pan.baidu.com/share/link?shareid=3934643498&uk=2302102993
1. Onboard MT8870 complex frequency decoding chip
2. Onboard voice input interface
3. Onboard 5 LED indicators for easy viewing of output status
4. The main pins of the chip are basically brought out
5. PCB size: 26.5 (mm) x 24.5 (mm)
Note: When designing this version of the PCB, the silkscreen of the pin header pins VCC and GND were reversed. Please use them with caution!
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