Table of Contents .......................................................................................................................................... 2
Index of Figures ............................................................................................................................................ 3
Getting Started ....................................................................................................................................... 5
Temperature window ............................................................................................................... 42
7
How to... ............................................................................................................................................... 43
7.1
… perform a simple transmission / reception in LoRa ................................................................ 43
7.2
… perform a simple transmission / reception in FSK .................................................................. 45
7.3
… perform Continuous transmission and Reception in LoRa ..................................................... 49
7.4
… Log the Transmitted or Received packets .............................................................................. 50
7.5
… perform a CW or PN9 Tx test on the SX1276 ........................................................................ 51
7.6
… check the frequency accuracy of the SX1276 module ........................................................... 51
I use a queue to let the data buffer enter the queue first and then exit the queue. Finally, I use the serial port to transmit large data, but there is still serious packet loss or serial port jamming...
I don't care if it's new or old, as long as it's fully functional. I'll study some drivers and use some of the unused ones. If you're interested, please contact me on QQ: 1844163. If you have any, I'l...
This circuit is available on many websites and the explanations are the same.
"This is a phase loss protection circuit for a three-phase three-wire power supply. If any one of phases A, B, or C is mis...
74 series chip functions
Here is a complete list of commonly used 74 series chips with great collection value.7400 TTL 2 -input quad AND gate 7401 TTL open collector 2 -input quad AND gate 7402 TTL 2-...
I recently encountered a problem: vxworks includes related components for USB mass storage. After starting the target board, I inserted the USB flash drive and the read and write operations were corre...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
1. Brief Introduction
With the continuous development and improvement of single-chip microcomputer technology, single-chip microcomputers have been widely used in all walks of life, and ...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]