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【参数】
QQ : 202004841
RS485-TO-ETH
RS485转RJ45以太网模块 ARM内核 双向透明传输
PI4B-1G-From-CM4
树莓派4B RAM-1GB从CM4转换高兼容4B
2.9inch-NFC-e-Paper-Eval-Kit
2.9寸无源NFC电子墨水屏评估套件
5inch-DPI-LCD
树莓派5寸DPI显示屏 800×480 IPS