Connect the TTL interface of TTL TO RS422 (B) to the TTL interface of USB TO TTL, and then connect the USB port of USB TO TTL to the same PC for the self-transmission tests. The schematic diagram of the hardware connection is as follows: Note: The RS422 interface of this product ...
TTL IC卡NFC射频刷卡门禁RS485读卡器id卡读卡机RS232串口刷卡器 深圳市西瑞智能科技有限公司 4年 月均发货速度: 暂无记录 其他国家或地区 ¥1.00 TTL-232R-3V3数据线USB转接线TTL-232R-3V3全新原装 实物拍摄 深圳市鸿韵微科技有限公司 7年 月均发货速度: 暂无记录 广东 深圳市福田区 ¥77.00...
or any variant of it is not intended for use in any medical appliance, device or system in which the failure of the product might reasonably be expected to result in personal injury. This document provides preliminary information that may be subject to change without notice. No freedom to use...