PIN FUNCTION ............................................................................................................................... 12
5.1
5.2
5.3
Port Pins ................................................................................................................................................ 12
Types of Pin I/O Circuits and Connections for Unused Pins ........................................................ 16
6.
CPU ARCHITECTURE ................................................................................................................... 19
6.1
6.2
Memory Space ...................................................................................................................................... 19
CPU Registers ...................................................................................................................................... 24
Serial Interface ..................................................................................................................................... 40
7.8.1
7.8.2
7.9
Asynchronous serial interface/3-wire serial I/O (UART/IOE) .................................................. 41
Clocked serial interface (CSI) .................................................................................................... 43
Clock Output Function ........................................................................................................................ 44
7.10 Edge Detection Function .................................................................................................................... 45
Macro Service ....................................................................................................................................... 49
Application Example of Macro Service ............................................................................................. 50
WinCE has added support for IPv6. A: Windows XP Sp2, IPv6 address: fe80::xx:xx:xx:d867%4 B: WinCE 5.0, IPv6 address: fe80::xx:xx:xx:65ff%5 Phenomenon: A PING B For example: Ping fe80::xx:xx:xx:65ff%4 ...
I. Simulation steps of GUI interface[/size][/font][/color][/align][align=left][color=rgb(51, 51, 51)][font=Avenir, "][size=14px] 1. First, put all the design text and simulation text you need to simul...
I implemented the matrix keyboard using the 4*4 query method provided by Zhao Youjian. My keyboard response always has problems. Sometimes it doesn't respond, and sometimes it responds several times. ...
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
Embedded System
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