[i=s]This post was last edited by paulhyde on 2014-9-15 09:10[/i]Hello everyone, I am using FPGA dual-port RAM as the external memory of MCU. Is the speed of MCU reading data from FPGA the same as the...
I want to realize the function that when I press the P1.3 button on the launchpad, the P1.0 light will turn on. The following is the program code: #includeint main(void) { WDTCTL = WDTPW + WDTHOLD; P1...
[align=left][color=rgb(34, 34, 34)][font="]Since CMOS circuits have extremely high input impedance, they are very likely to sense interference voltages and cause logical confusion or even damage. Ther...
Hey guys, please help me! The problem is this: our company has a mature embedded product, Linux, arm9, u-boot. The boss now wants to add an at88sc0104 chip to the board. The effect is that when starti...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
New Automobile
Hydraulic Clutch
The hydraulic control system uses almost 100% advanced engineering plastics, which overcomes the shortcomings of the main and branch cylinders of metal clutc...[Details]
An intelligent vehicle is a robot that can automatically drive in an environment according to a pre-set mode, or it can autonomously perform specific operations according to the on-site situation. ...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]