-
Mean Envelope Detector
Figure 5.5-16A is a mean envelope detection filter circuit composed of a crystal triode V and an RLCL low-pass filter. It can be seen from Figure 5.5...[Details]
-
This is a program that was successfully tested by a 51hei forum moderator. It uses an STC microcontroller. The circuit is relatively simple so I won't draw it. The button is connected to port P2.
Th...[Details]
-
The AC/DC charger can be external or embedded in the vehicle. The charger is connected to the battery management system. This system ensures that the battery cells are properly charged until the hi...[Details]
-
Matrix keyboard recognition method (row scanning method) Check the status of the column line: The column lines Y4~Y7 are set to high level, and the row lines Y0~Y3 are set to low level. As long as...[Details]
-
As shown in the figure, the circuit of improving power supply rejection ratio (PSR) by using external regulator composed of ISO124, MC78L05, MC79L05 and DCP011515 . Using MC78L05 and MC79L05 as auxil...[Details]
-
#include "iom16v.h" #include "macros.h" #include "12864.h" //------------------------------------------------------------------------------ //spi flag #define DDR_SPI DDRB #define DD_MOSI 5 #define D...[Details]
-
Tobacco, a special product, is extremely susceptible to environmental influences. Therefore, the storage environment of tobacco is very important. A good tobacco warehouse must ensure that the temp...[Details]
-
On July 1, according to Yonhap News Agency, South Korean Minister of Trade, Industry and Energy Sung Yun-mo said that the South Korean government will submit a lawsuit to the World Trade Organization...[Details]
-
Sina Technology News: In the early morning of November 11, Apple held its third event this fall. Undoubtedly, the protagonist of this event was the self-developed computer chip that Apple announced a...[Details]
-
How to use gate circuit chips as extended I/O interfaces?
In application systems, various types of simple I/O ports can be constructed by using TTL circuits, CMOS circuit latches or tri-state gate ...[Details]
-
(Wuhan) International New Energy Vehicle Industry Exhibition Time: November 25-27, 2021 Venue: Wuhan International Expo Center Smart cars, a shared future (Wuhan) International New Energy Vehic...[Details]
-
Description
Development board: mini2440
Nand flash: K9F2G08U0B2, 56M
This program implements the following functions: I referred to the bare metal program in Cha...[Details]
-
South Korea's PC and related equipment industries, which are highly dependent on China, are likely to be hit by the new coronavirus. Product inventories are about to hit bottom, and if Chinese factor...[Details]
-
Industrial Ethernet is a high-performance, reliable data communication protocol, commonly used for data transmission and control in industrial automation systems. Industrial Ethernet has been widel...[Details]
-
The new PXIe embedded controllers will debut at the 2024 electronica show in Munich, Germany (November 12-15), offering twice the performance of the previous generation.
Pickering, a...[Details]