Abstract: This application note will help the user of the Dallas Semiconductor secure microcontroller and high-speed microcontroller improve reliability when implementing nonvolatile SRAM. This note is applicable to the Secure and High-Spe...

Abstract: When using a Dallas Semiconductor high-speed microcontroller with external memory, noise from P0 switching could couple to ALE. With careful board layout and a good understanding of induced noise on a multiplexed address/data bus...

Abstract: This article explains how to upgrade the ADC conversion resolution of an 87C752 microcontroller from 8 bits to 12 bits. The analog-to-digital converter is replaced automatically by sensing the presence of the external MAX186 or M...

Abstract: The 8051 Microcontroller: Frequently Asked Questions offers the reader quick answers to possible problems encountered while using Maxim microcontrollers such as the DS89C450, DS80C320, DS80C323, DS80C390, DS5250. These high-speed...

Abstract: This article covers the specific hardware description and software routines required to interface the MAX7651 and MAX7652 12-bit data acquisition system to the 24C02 2-wire serial EEPROM. Detailed software code is provided. Since...

Abstract: The following application note shows simple circuits using the DS1814 MicroMonitor. Circuits include interfacing with an 8051 microprocessor, interfacing with a PIC microcontroller, and using an LED to indicate reset. ...

Abstract: This article explains the specifications and characteristics of crystals and crystal oscillators, and aids in specifying crystals and working with crystal vendors. The article covers the significant performance characteristics of...

Abstract: This application note looks at the new serial port features found in the Dallas Semiconductor DS89C430 and DS89C450 ultra high-speed microcontrollers. The addition of a clock multiplier allows the user to benefit by selecting a c...

Abstract: The Dallas Semiconductor DS89C430 ultra high-speed microcontroller is a 1-clock-per-machine-cycle device. The DS89C430 can be used as a drop-in replacement for older 8051 architecture designs. However, memory interface timing mus...

Abstract: This application note introduces the user to software for interfacing a DS5000 (8051 compatible) microcontroller to the DS1631 temperature sensor. The DS1631 incorporates a standard 2-wire serial digital interface. Software code ...

Abstract: The Dallas Semiconductor high-speed microcontroller family allows the system designer to optimize serial communications via the internal UART. This application note demonstrates the use of a circular buffer utilizing the dual dat...

Abstract: The Dallas Semiconductor Ultra High-Speed Flash microcontroller features dual data pointers with auto increment/decrement and toggle select. This application note compares origingal 8051 architecture using one data pointer to the...

Abstract: This article gives assembly code examples for reserving internal memory, simple ASCII conversion, 32-bit subtraction, 16x16 multiple and 32-bit divide using 8051-compatible microcontrollers such as the MAX7651 and MAX7652. ...

Abstract: This application note gives a function for random number generation using the MAX7651/52 microcontroller with 12-bit analog-to-digital converter (ADC). Applications such as spread-spectrum communications, securi...

摘要：本文介紹了一種基于微控制器的1-Wire®主機(jī)接口，適用于小規(guī)模、中等規(guī)模以及大規(guī)模的1-Wire網(wǎng)絡(luò)。采用精細(xì)的阻抗匹配和"智能" (軟件控制)強(qiáng)上拉、擺率控制等方法保證網(wǎng)...

摘要：本文介紹了Dallas Semiconductor對(duì)傳統(tǒng)8051微控制器的改進(jìn)技術(shù)，創(chuàng)造了引腳兼容的高性能替代產(chǎn)品，能夠達(dá)到33 MIP的速度。除此之外，還包括多數(shù)據(jù)指針、擴(kuò)展存儲(chǔ)器尋址(達(dá)16MB)...

摘要：晶振、陶瓷諧振槽路、RC (電阻、電容)振蕩器以及硅振蕩器是適用于微控制器(µC)的四種時(shí)鐘源。針對(duì)具體應(yīng)用優(yōu)化時(shí)鐘源設(shè)計(jì)依賴于以下因素：成本、精度和環(huán)境參數(shù)。...

Abstract: This application note discusses techniques to drive LEDs with the MAX6956 and MAX6957 I²C and SPI constant current static LED drivers. These techniques can be applied to other I/O expanders with constant current (internally ...

Abstract: This application note discusses techniques for driving LEDs with the MAX6964, MAX6965, MAX7313, MAX7314, MAX7315 and MAX7316 I/O expanders (GPIOs). These techniques can be applied to other I/O expanders with open-drain outputs, a...

Abstract: This application note discusses techniques for driving LEDs, using the MAX7300, MAX7301, MAX7310, MAX7311, and MAX7312 I2C and SPI I/O expanders (GPIOs). These techniques can be applied to other I/O expanders with push-pull outpu...