I want to use the hardware SPI of LAUNCHPAD to drive a peripheral. I want to use the three-wire mode, and then control the CS chip select signal to pull low and high by myself. Is it feasible?...
Use 7747 to measure capacitance, the capacitance value to be tested is about 3pf.
After I2C is connected, I configured the registers of 7747 according to the sample code of 7746, but when reading the ...
The download link is: [url]http://www.kuaipan.cn/file/id_11585566906778290.htm[/url] I use Kingsoft Kuaipan to share. Friends who don’t have Kuaipan can register one first: [url]http://www.kuaipan.cn/...
I use DNW terminal. After the garbled characters appear, I click connect under serial port and the RXTX-RHRED-ERR appears. And it keeps appearing. Can an expert tell me what is the reason?...
When talking about Chinese chips, Ni Guangnan is indispensable. Let’s learn more about the relevant content with the embedded editor.
Since he co-founded Lenovo in 1985, Ni Guangnan has been s...[Details]
Profit growth of 85% in 2017, target revenue of 12.5 billion yuan in 2018: The company released its 2017 annual report, achieving revenue of 8.886 billion yuan, a year-on-year increase of 48.01%; prof...[Details]
The trade war between China and the United States has become the focus. The United States has begun to play the ban card against Chinese technology companies. The ZTE incident shows that if the ban...[Details]
STM32 uses FSMC to read and write CPLD programs. CPLD is hung on the address line and data line of STM32. CPLD is regarded as an off-chip RAM for reading and writing. On the board I made, CPLD is hun...[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]
According to the description provided in the official manual of ST, it is not difficult to see that the ADC analog watchdog is actually that the user can set an upper and lower limit of the AD value...[Details]
I encountered a problem when debugging the STM32 system clock setting: TIM2 timing 1Ms, TIM2 interrupt service function time++, LED state changes when time=100. After the program runs, I found that t...[Details]
Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[Details]
Microcontroller programming: Find the maximum number and store it in the BIG unit. Assume that the internal RAM stores a group of unsigned numbers starting from the LIST unit, with the number of data...[Details]
The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]
First of all, let's talk about the 19264 screen The 1926 screen is composed of 3 64*64, 64 rows and 192 columns, of which 192 columns are 64+64+64 = 192 They have CS1 CS2 CS3 controls respectively ...[Details]
1. Analysis of the main causes of AVR damage: The AVR circuit consists of three parts: the rectifier main circuit, the voltage detection circuit, and the comparison control circuit. Excluding the...[Details]
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