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I have success to control RS485 Transceiver's DE/_RE to send/receive data by using CTS as GPIO mode . See below: &uart4 {pinctrl-names = "default";pinctrl-0 = <&pinctrl_uart4>;rts-gpios = <&gpio3 2 GPIO_ACTIVE_HIGH>;uart-has-rtscts;linux,rs485-enabled-at-boot-time;s...
The RS-485 input common-mode range expansion circuit comprises a bias circuit, a buffer amplifier, an input voltage regulating circuit and a potential translation circuit. The bias circuit comprises a first resistor and a second resistor. The common end of the first resistor and the second ...
商品名称:14槽RS485/422/232串口光猫机架 双电源双向数据光端机2U机框 单多模光纤mode RS 485光猫单模单纤20公里FC(1台) 商品编号:10097611187417 店铺:瓜御木工业品专营店 货号:9 货期:其他 更多参数>> 商品介绍加载中... 售后保障 卖家服务 京东承诺 ...
We would like to use UART interface in conjunction with CTS# (for automatic direction control) of i.MX6 processor for a half duplex RS485 bus implementation.Our RS485 transceiver has active high driver enable (DE) and active low receive enable (RE). My questions are: Does th...
Hi 我尝试使用Simplicity Studio的Xpress Configurator工具将CP2105-F01-GM的ECI-GPIO1引脚设置为RS485控制引脚,但是我烧录后出现了“Failed to program ...”错误,AN721手册上说这可能是因为芯片已烧录过或被锁,但我读取芯片信...
FRENIC-HVAC_AQUA RS-485 User_s Manual 24A7-E-0021b Chap5 Function_Data 热度: ABB变频器ACS550_01_USER´S MANUAL_Rev E_CN 热度: -20V+25V -7V+12V SUPER485 RS485 -20V-15V-10V-5V05V10V15V20V25V 0.1 1 10 100 HVD20 HVD23 ...
The utility model discloses a welding controller based on a DeviceNet mode and an RS485 mode. The welding controller comprises a CPU (Central Processing Unit), a digital-to-analog converter, an analog-to-digital converter, an RS485 receiving and sending module and a Devicenet receiving and ...
RS-485 Loopback (Port to Port) Test 2 Wire AUTO MODE ONLY Overview Programmatically configure loopback test. Functional Description In order to perform a RS-485 two wire loopback in AUTO mode, you need to have two separate ports to communicate between. In this example, the two wire AUTO ...
The SM712 is designed to protect two RS-485 data lines in extended common mode applications. The SM712 may be used to protect devices from transient voltages resulting from ESD, EFT, and lightning. The device is designed with asymmetrical operating volt- ages for optimum protection. The TVS ...