I want to make a circuit, that is, the software is configured to be 232 communication or 485 communication. Of course, the input/output port of the microcontroller is shared, and the pins of the commu...
The altera FPGA chip supports JTAG online download mode and AS download mode. In the JTAG download mode, the program is burned into the FPGA chip and runs directly after the JTAG download is completed...
/******************************************* Development environment: CCSv5 Program function: Use the timer's timing capture mode to make a simple frequency meter Program description: Can measure squa...
Talk about the meaning of the following program void IsrIRQ() { int count = 0; unsigned int isr_pending; unsigned int isr_mask = 0x00000001; unsigned int isr_mask_set = rINTMSK; /* Read interrupt mask...
[font=微软雅黑]A friend in the forum has been wanting to buy this series of chips for a long time, but has been unable to find a channel. Today, he asked several distributors he often contacts, but they a...
I have read the source code of mbed these days, and the interface encapsulation for upper-level application calls is quite good. The code quality is relatively high, the comments are also very detai...[Details]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
On April 18-19, 2018, at the "Second Distributed Photovoltaic Carnival" held in Hangzhou, Jinko Power and China New Energy Assets Investment, Financing and Trading Platform (hereinafter referred to as...[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]
Recently, Jiangsu GoodWe Power Technology Co., Ltd. ("GoodWe") unveiled two products of the SDT family, the 17kW smart photovoltaic inverter GW17KN-DT and the 20kW smart photovoltaic inverter GW20KN-D...[Details]
Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[Details]
Today’s medical devices are filled with increasingly complex electronic devices that monitor, display, assist and warn patients. The latest generation of medical device electronic devices are smaller...[Details]
T1 or T2 are two timers/counters of MCS-51 microcontroller. The first method can use two timers/counters to generate rectangular waves. In order to save interface resources, the second method is used...[Details]
Use common anode digital tube and independent keyboard to connect P1 and P2 ports of single chip to realize answering machine The procedure is as follows: #include reg52.h void delay(unsigned char n)...[Details]
An easy programming question for microcontrollers! Urgent, write a 3-byte binary subtraction subroutine. When using the main program to call multiple groups of data for debugging, two situations need...[Details]
Assume that both the augend NA and the addend NB are three-byte compressed BCD codes, which are stored in the internal RAM units 20H~22H and 30H~32H, respectively, with the low digit first and the hi...[Details]
Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]
LiDAR is a comprehensive light detection and measurement system. Compared with ordinary radar, LiDAR can provide high-resolution radiation intensity geometric images, distance images, and speed im...[Details]
Embedded System
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