I have seen in many books that vxworks supports TCP/IP and other network protocols. If I want to write a network protocol myself, what is the general process? Or give me an idea. Thanks~ I just starte...
Can msp430f149 be directly connected to sja1000? Because I see that the voltage of 430 is 1.8~3.6v, and the voltage of sja1000 is 5v, I want to simplify the circuit, can they be directly connected? Al...
May I ask what is the function of the DEFUN macro in the following code? #define DEFUN(funcname, cmdname, cmdstr, helpstr) \ int funcname (struct cmd_element *, struct vty *, int, char **); \ struct c...
I recently upgraded MDK to V5.25 and found that there are many libraries in the Managing Run-Time Environment. Compared with the past, it is much better, from the bottom-level driver to the upper-le...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
I have always wanted to write some posts and blogs, but I just couldn't bear to do it as I just graduated. After some preparation, I decided to write down some of the things I learned in the past few...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
Time flies. Since the beginning of 2018, news related to home appliance companies have repeatedly made headlines, and competition in the home appliance market continues to intensify. In order to be...[Details]
As the brain of a mobile phone, the mobile phone processing chip is of great importance. Xiaomi, which started out as the MIUI company, has long been keenly aware of the gap between China and devel...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
The photovoltaic industry has become a new business card for China to the world. It not only represents China's leading technology, but also constantly breaks various records with its development spee...[Details]
In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interf...[Details]
The watchdog timer is a counter whose basic function is to restart the system after a software problem or program runaway occurs. The watchdog counter counts automatically when it is working normally...[Details]