Table of Contents
What is a micro serial port used for?
Common applications for serial ports Serial ports are very common on most types of microcontroller, where they can be used to communicate with a PC or other serial devices.
Is serial port same as RS-232?
The serial port (not the USB) is usually a RS-232-C, EIA-232-D, or EIA-232-E. These three are almost the same thing. The original RS (Recommended Standard) prefix became EIA (Electronics Industries Association) and later EIA/TIA after EIA merged with TIA (Telecommunications Industries Association).
Why is RS-485 better than RS-232?
RS232 is more than able to perform for a short distance and low data speed requirements. RS232 has a transmission speed of 1Mb/s up to 15M. However, RS485 has a data transmission speed of up to 10Mb/s for a distance of 15M. At the maximum of 1200M, RS485 transmits at 100Kb/s.
What is RS-485 and RS-232?
RS485 and RS232 are only the physical protocol of communication (ie interface standard), RS485 is the differential transmission mode, RS232 is the single-ended transmission mode, but the communication program does not have much difference.
What is another name for serial port?
The serial port is a type of connection on PCs that is used for peripherals such as mice, gaming controllers, modems, and older printers. It is sometimes called a COM port or an RS-232 port, which is its technical name.
What does a serial port look like?
A serial port on a PC is a male 9-pin connector (DE-9 D-sub). Early PCs had two 9-pin connectors or one 9-pin and one 25-pin (DB-25). On a PC, serial ports are called “COM ports,” identified as COM1, COM2, etc.
Can you use a VGA cable as a serial port?
No it will not work with a VGA monitor. If it is specifically marked as RS-232 (or with a string of one’s and zero’s), then it is a serial port for things like serial mice. If it on the other hand, it is marked with Mon. or a rectangle, then it is a DE-9 connector for CGA or EGA monitors.
Is RS-485 a serial port?
An RS485 Serial interface can connect up to 32 devices to a single transmitter.
Is USB serial port?
In strict theory, any port using serial communications (almost any modern bus – including USB, which stands for “Universal Serial Bus”, if my memory serves me) is a “serial port”. However, in most cases, when people refer to “the serial port”, they actually refer to a port that complies to RS-232.
What is the micro bit serial port?
The micro:bit is a fantastic learning development platform that contains a surprising number of features. One of these features, however, is especially useful for more advanced users. It allows communication between the micro:bit and a computer. In this how-to article, we will learn how to use the micro:bit serial port! Why Use the Serial Port?
What is a serial port on a microcontroller?
Serial ports are very common on most types of microcontroller, where they can be used to communicate with a PC or other serial devices.
What is a D-subminiature serial port?
Generally, serial port connectors are gendered, only allowing connectors to mate with a connector of the opposite gender. With D-subminiature connectors, the male connectors have protruding pins, and female connectors have corresponding round sockets.
Where can I find the serial port function in a block?
The serial port feature is readily available in Block form (see makecode), and all the serial port functions can be found under the “Advanced” menu. More functions are available under the “…more” tab, but these functions will not be covered and are only useful for advanced users.