DIY mobile phone + Blue Rainy Night hardware design. Basically everyone buys someone else's GSM module and then builds the MCU part by themselves! Now let's talk about the precautions for our own GSM ...
AC-DC is a switching power supply, how much is it paid? Needless to say, DC-DC should not be higher than AC-DC? MCU is divided into 8-bit and 32-bit, of course, the pay varies depending on the level o...
A friend recommended a blog, and I found a series of documents through the blog. Seeing that everyone's feedback is good, I would like to share it with you...
[list] [*][align=left]After FIR filtering, there are still high-frequency glitches. The results are as followsThe filtering program is as follows:[/align][list] [*]void fir_filter(float b[],float c[])...
[size=4]1) Single-step operation is possible, but continuous operation always returns to address 0: Watchdog is not turned off, and continuous operation resets DSP back to address 0. [/size] [size=4]2...
If you need it, please contact me. Deadline: 2009.6.28 (I have no time due to work) [[i] This post was last edited by sjl105105 on 2009-6-26 12:38 [/i]]...
Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]
ZTE,
caught
in the vortex of
the US ban on the sale
of chips
, has sounded the alarm for China's information technology industry and revealed China's "chip disease". Let's follow the ...[Details]
1. Test conditions Hardware: STM32L432KC Main frequency: 80MHz Compiler: IAR 8.20.1 Compiler options: High Speed no size constraints CRC generator polynomial: 0x782f 2. Test Method The softwar...[Details]
1.MAX31865 (1 Introduction The MAX31865 is an easy-to-use thermistor-to-digital converter optimized for platinum resistance temperature detectors (RTDs). External resistors set the RTD sensitivity, a...[Details]
Recently, the US embargo on ZTE has attracted much attention. Let's take a look at the relevant content with the automotive electronics editor. On April 16, local time, the U.S. Department of Co...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money!
Some people are skeptical. The sun hasn't even...[Details]
The application of millimeter wave technology in mobile communications also involves a series of technical problems, including the large propagation loss of millimeter waves and the susceptibility ...[Details]
From concept proposal, prototype exploration, technology accumulation to product iteration and industrial development,
VR
has gradually expanded from the military market to the consumer market...[Details]
1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]
What are your expectations and ideas
for
the future of
Xiaomi Mi Band
?
Xiaomi Mi Band’s
official Weibo shared many netizens’ thoughts on
the future direction and functions
of Xiao...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
Similar to the development trend of photovoltaic modules, photovoltaic inverters are also one of the examples of China's successful localization of manufacturing and leading the global market and tech...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
As shown in the figure, the author soldered a STM32F207VET6 board using a TQFP (32-100PIN) 0.55MM to direct plug adapter board. The board leads out the SWD debug interface (only PA13 and PA14 are occ...[Details]
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