AT89C5131
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External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
(15 pages, updated 11/02)
This Application Note shows in detail how to prevent system malfunction during periods of insufficient power supply voltage. |
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Programming T89C51xx and AT89C51xx with Device Programmers
(13 pages, revision D, updated 06/05) |
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| Application Example and Algorithms |
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Implementing the USB Enumeration Process on the AT8xC5131/32/22 and AT8xC51SND1
(14 pages, updated 10/03)
This application note describes a way to implement the enumeration process on AT8xC5131/32/22 and AT8xC51SND1 products. |
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How to Connect C51 Microcontroller to ATR2406
(9 pages, revision A, updated 05/06)
This application note describes how to control an ATR2406 with a C51 microcontroller(AT89C5130A for example). |
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USB Communication Device Class - Migration from RS-232 to USB
(9 pages, revision 1.2.1, updated 01/04)
This document has two main objectives.
The first one is to describe how to easily migrate from a RS-232 to the USB into the firmware
using the Atmel USB RS232 Virtual COM port library.
The second one is to describe how to build a USB <-> RS-232 bridge, using the Atmel
library. |
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USB Generic Implementation Based on HID Class
(6 pages, revision A, updated 06/06)
The aims of this document are: to describe how to use a specific USB implementation, without developping the corre-sponding USB Host driver. As well as to describe the way to use USB, without writing a USB code. |
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USB PC Drivers Based on Generic HID Class
(10 pages, revision B, updated 7/08)
This document gives information on integrating the Atmel USB HID DLL functions. Simple code examples that demonstrate different types of implementation are given. |
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ATR2406 Software Driver for C51 Microcontrollers
(8 pages, revision A, updated 06/06)
This application note describes the ATR2406 software driver running on a C51 microcontroller such as AT89C5130A or AT89C5131A. |
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C51 General Information about Bootloader and In-System Programming
(5 pages, revision A, updated 03/07)
This document describes the Atmel Bootloaders for 8051 family processors. |
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| Migration Notes |
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How To Migrate Code from AT89C5130-31 to AT83C5135-36
(4 pages, revision A, updated 04/07)
This application note is a check list to assist current AT89C5130-31 users in converting existing designs to AT83C5135-36. |
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Migration from AT89C5131 & AT89C5131A-L to AT89C5131A-M
(6 pages, updated 11/04)
This application note is a guide to assist current AT89C5131 & AT89C5131A-L users in converting existing designs to the AT89C5131A-M devices. |
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| Timers and Oscillators |
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AVR186: Best practices for the PCB layout of Oscillators
(4 pages, revision A, updated 3/08)
This application note provides guidelines to design the PCB layout in order not to risk failure and unstable oscillator operation. |
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Touch Solutions
