[size=3]To analyze and diagnose communication failures, it is necessary to understand some basic concepts of RS485 bus. [/size] [size=3][/size] [size=3]1. Basic characteristics of RS485 bus [/size] [s...
[i=s]This post was last edited by Purple Sky on 2021-5-17 14:03[/i]Link to ON Semiconductor's official IDE:
Link: https://pan.baidu.com/s/1HihO1gceWMOixCnYgR8aGg
Extraction code: 0btw
The installation...
紫色的天空onsemi and Avnet IoT Innovation Design Competition
There is a measurement board with few devices on it. The only power consumption is wireless transmission and sensors, plus a CPU and several amplifiers. The maximum working current is below 100mA, but...
I want to use the query method to determine whether the RTC has generated a second carry. Why is SECF always 1 when I query it? What are the requirements for clearing it? Thank you very much! Use LSE ...
The following faults occur in the SD980R3S video intercom doorbell extension:
1. Unable to unlock. (Unlock switch test is OK)
2. When the host calls the extension, you can hear a "ding-dong" sound for...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
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/* A value can be adjust...[Details]
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Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
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