在3.3V供电的系统中(通常是DLP-TRF7970ABP 与430开发板组合到一起使用),在读卡器模式下识别距离是否能够达到0.5米。如果达不到,最大距离是多少米?
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在3.3V供电的系统中(通常是DLP-TRF7970ABP 与430开发板组合到一起使用),在读卡器模式下识别距离是否能够达到0.5米。如果达不到,最大距离是多少米?