在工业自动化系统中，常需将基于 Profinet 协议的设备与 Modbus RTU 的设备进行连接。在此，我们用西门子 S7-1200 PLC 举一个例子，用它来读取 USB 转 Modbus 转换器发出的寄存器数据。然而，S7-1200 本身不支持Modbus，为此，本文采用稳联科技的 Profinet 转 Modbus RTU 网关 ...

CNN host Jake Tapper pressed Rep. Jasmine Crockett (D-Texas) on Tuesday about remarks made last year in a Vanity Fair article, when she said the way Latinos talk about immigration reminds her of the ...

Rep. Jasmine Crockett, D-Texas, denied believing that Hispanic Trump voters had a "slave mentality" when asked about her past claims on Tuesday. CNN's Jake Tapper reminded the Texas Senate candidate ...

Lupita Nyong’o revealed in an interview with CNN that winning an Oscar for her supporting performance in “12 Years a Slave” only led to acting offers for more slave roles in the months that followed ...

Allison Mack, the former “Smallville” actress convicted for her role in the notorious Nxivm cult, has revealed what she’s doing with her life following her early release from prison. The former TV ...

Official support for free-threaded Python, and free-threaded improvements Python’s free-threaded build promises true parallelism for threads in Python programs by removing the Global Interpreter Lock ...

HOUSTON -- While ships like the Mayflower, Titanic, and Santa Maria are commonly remembered, few can name even one of the estimated 12,000 vessels that carried enslaved Africans across the Middle ...

Soon to be the official tool for managing Python installations on Windows, the new Python Installation Manager picks up where the ‘py’ launcher left off. Python is a first-class citizen on Microsoft ...

Life as a medieval slave was harsh, unforgiving, and often invisible in the grand narratives of history. In this video, we uncover what daily survival looked like for enslaved people during the Middle ...

NEW ORLEANS – Stretching 3 miles from the Mississippi River to City Park, Esplanade Avenue is today a leafy thoroughfare lined with 19th-century mansions, restaurants, bars, and other businesses. In ...