Now I use the stc12c5a60s2 microcontroller to control the segment LCD screen. When adding the capacitor touch button, a fault occurs. I need to adjust the duty cycle to 50%. How can I achieve this thr...
In the chip manual, there is an English word CASE next to the GND pin. What does it mean? In the specific circuit, I found that there is no wire connected to this GND pin. Why is this? Please give me ...
Is there a big relationship between single-chip microcomputer and automobile maintenance? What single-chip microcomputers are commonly used in automobile maintenance now, and what are the main program...
The attachment is a routine developed based on Keystone1 CSL, which includes SRIO, PCIe, AIF2, UART and other peripherals, as well as Navigator, memory test and other common routines, which can be use...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
After the development of the single-chip microcomputer application system is completed, the system often freezes at the work site due to noise interference, electromagnetic interference, overvoltag...[Details]
The coking workshop of Tianjin No. 2 Gas Plant is the core of the whole plant's production and an important source of economic and social benefits. Its production automation level and management an...[Details]
1. Composition of product standard system
LED is a new type of lighting appliance product. LED products include the LED itself, the supporting control devices and the lighting products that us...[Details]
1. Self-test of lithium battery capacity
The nominal capacity of the CECT9898 OEM mobile phone lithium battery is 3800mAh, and its battery volume is comparable to the 1500mAh battery of ot...[Details]
Compared with traditional lighting fixtures, LED lamps do not need to use filters to produce colored light. They are not only highly efficient and pure in color, but also can achieve dynamic or gra...[Details]
Abstract: Based on CPLD as the core, a manageable SAS hard disk backplane is designed. While conveniently replacing the faulty hard disk, it can indicate the working status of the hard disk by cont...[Details]