stc89c52 communicates with esp32 via serial port, and a 3232 conversion chip is used in the middle. The serial port functions of the two modules are tested by the host computer serial port assistant u...
The interference source refers to the component, device or signal that generates interference; the propagation path refers to the path or medium through which the interference propagates from the inte...
[align=left][color=rgb(51, 51, 51)][font="][size=14px]A PC Technician installs, maintains, and upgrades hardware and software of an entire organization's computer systems. The individual, moreover, al...
[i=s]This post was last edited by chrisrh on 2021-3-25 16:55[/i]1. Use serial port printf to output results
//user_init.c-----Uart_printfPA13----Uart0_RXPA14----Uart0_TX
Remove the macro definition #i...
Add some operations in the wifi station example. After connecting to Ap, receive the following event: void sl_WlanEvtHdlr(SlWlanEvent_t *pSlWlanEvent) { unsigned char ucQueueMsg = 0;[/font][/b][/align...
Manufacturing enterprises, especially the fast-moving consumer goods industry, face fierce competition and the market changes very quickly. However, the corresponding warehouse management methods are ...
There are two types, one is low voltage for the columns and high voltage for the rows. We can connect each column to low voltage in turn, and they will light up in turn. Then use the voltage of the ...[Details]
The ATtiny13 system clock can be divided by setting the clock prescaler register CLKPR. This feature can be used to reduce power consumption. The divider is valid for all clock sources and can affect...[Details]
Ultra-small integrated circuits have revolutionized cell phones, home appliances, cars, and other everyday technologies, but to further miniaturize these electronic devices and enable advanced functi...[Details]
British Pickering Company launches new flexible PXI/PXIe microwave switch series, providing excellent performance and optimized test system The new 4x-890 series will be exhibited for the first tim...[Details]
In the STM32 firmware library and the provided routines, assert_param() can be seen everywhere. If you open the stm32f10x_conf.h file in any routine, you can see that assert_param is actually a macro ...[Details]
In recent years, in addition to new energy, the hottest topic in the automotive field is autonomous driving. The two have similarities. They are both in the development stage and are not recognized. ...[Details]
At the end of January, a piece of news went viral on my WeChat Moments. The article mainly talked about how Pingtou Ge completed Android 10's support for RISC-V chips and open-sourced all the relevan...[Details]
Samsung Electronics has launched the industry's highest resolution smartphone image sensor, BusinessKorea reported. The company today (9) launched two new 0.8 micron (μm) pixel image sensors, one is ...[Details]
DC Inverting Amplifier with Gain Determined by Circuit Ratio
Function of the circuit
The inverting amplifier circuit of the OP amplifier is used for signal inversion (select R1=R2) or as a simple...[Details]
MB39C601 is a flyback switch regulator controller IC. It controls the switch on time or the switching frequency according to the LED load to adjust the LED current. It is very suitable for general li...[Details]
According to news on November 8, at today’s Samsung Artificial Intelligence Forum 2023, Samsung officially announced its self-developed generative AI product Gauss. According to reports, the large...[Details]
Generally, a bed of nails is used to test unpowered circuit boards, using technologies such as direct digital synthesis (DDS) and discrete Fourier transform (DFT) to generate stimulus signals for ana...[Details]
Because I need to do serial communication at 9600 baud rate, the external connection is a 11.0592MHz crystal oscillator. The clock initialization program is as follows: void Clock_init() { CL...[Details]
Infineon launches CoolSiC™ Schottky diode 2000 V,
DC bus voltage up to 1500 VDC, higher efficiency and simpler design
Today, many industrial applications can transition...[Details]
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