Description: SIM300难得的完整参考图纸和PCB设计需要注意的地方，包括RF，音频部分的抗干扰设计，非常值得参考-SIM300 rare drawings and complete reference design PCB need to pay attention to places, including RF, audio part of the anti-jamming design, very worth considering Platform: |
Size: 957440 |
Author:丁海 |
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