Just modify the cmd_ipc_func function in player_demo to the following:
static void cmd_ipc_func(char *wbuf, int wbuf_len, int argc, char **argv)
{uint8_t vol_temp;if (argc == 3strcmp(argv[1], "play") ...
I recommend a good free video for getting started with embedded driver development: http://www.56.com/u15/v_NDE1MjU1MzI.html If it's good, I'd like to give it a thumbs up for more information [url=htt...
DAC902 (Analog-to-Digital Converter) I tested DAC902 on a breadboard using a program according to the typical circuit diagram and timing in the data sheet, but it didn't work. It just outputs the powe...
How do we achieve mutual exclusion when using memory mapped files for communication between different processes? If process A is operating a mapped file and process B also wants to access it, how do w...
[i=s]This post was last edited by Study_Stellaris on 2014-11-17 13:56[/i] [p=30, 2, left] Previously, I needed to develop a graphical interface host computer software for work, and used NI's LabView. ...
I need a s3c6410, ADC interrupt acquisition driver under wince6. I am currently using query and want to change to interrupt. I have never used 6410 interrupt before. Does anyone have one? Thank you....
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
Blackfin® 16-/32-bit embedded processors offer high performance, low power consumption, flexible software features, and scalability, making them suitable for converged applications such as multi-fo...[Details]
The motor is a very important component for new energy vehicles. In terms of vehicle power, pure electric vehicles use electric motors instead of traditional diesel/gasoline engines. For electric v...[Details]
Electronics engineers all know that transient voltage suppression (TVS) diodes are used to protect ports, preventing damage to downstream circuits caused by transient voltage surges. In short, TVS ...[Details]
Automotive electronics systems are facing a dual challenge of functional safety and cybersecurity.
The NXP
S32K3
series MCUs utilize a deep protection system built with a Hardware Sec...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
Due to limitations in size, weight, and cost, most continuous-wave radar seekers use single-antenna technology. Insufficient isolation between the transmitter and receiver causes the transmitted si...[Details]
The BB-Black is a development platform based on the TI AM335X processor, manufactured and sold by Embest under license from BeagleBoard.org. The BB-Black boasts superior graphics performance among ...[Details]
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