From a2e6d54336144f7fa3cc1d77f887cc9e20631771 Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Wed, 31 Mar 2010 14:32:03 +0000 Subject: Massive cleanups to the incomplete BluetoothHost demo, to make the HCL layer code much easier to read, block less and work correctly. --- LUFA/ManPages/AlternativeStacks.txt | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'LUFA') diff --git a/LUFA/ManPages/AlternativeStacks.txt b/LUFA/ManPages/AlternativeStacks.txt index c7fcfbfc6..28176ce48 100644 --- a/LUFA/ManPages/AlternativeStacks.txt +++ b/LUFA/ManPages/AlternativeStacks.txt @@ -10,6 +10,10 @@ * LUFA is not the only stack available for the USB AVRs, although it is perhaps the best (see \ref Page_WhyUseLUFA). * In the interests of completeness and user choice, other known USB AVR stacks are listed here. * + * \section Sec_HardwareStacks Hardware USB AVR Stacks + * These are the known alternative USB stacks which are designed for and run exclusively on the USB AVR series microcontrollers, + * which contain on-chip USB controller hardware for maximum features and speed. + * * - Name: Atmel USB AVR Stack (Atmel Inc.) \n * Cost: Free \n * License: Atmel Limited License (see Atmel download for details) \n @@ -33,5 +37,26 @@ * designed for the PJRC Teensy line of USB AVRs, and thus may need to be modified for other USB AVR * chips. These minimal code samples shows the inner workings of the USB controller, without all the * abstraction present in most other USB AVR stacks. + * + * \section Sec_SoftwareStacks Software AVR Stacks + * These are the known alternative USB stacks which can run on regular AVR models, lacking dedicated hardware USB controllers + * via a bit-banged (emulated) version of the USB protocol. They are limited in their capabilities due to the cycles required + * to be dedicated to managing the USB bus, but offer a cheap way to implement USB functionality into a design. + * + * - Name: AVR309: Software USB (Objective Development) \n + * Cost: Free for some uses, see website for licensing \n + * License: None Stated \n + * Website: http://www.atmel.com/dyn/Products/app_notes.asp?family_id=607 \n + * Description: Atmel's official software USB implementation, an Application Note containing work by Igor Cesko. This + * is a minimal assembly-only implementation of software USB, providing HID functionality. Less compile + * options than V-USB (see below). + * + * - Name: V-USB (Objective Development) \n + * Cost: Free for some uses, see website for licensing \n + * License: Dual GPL2/Custom \n + * Website: http://www.obdev.at/products/vusb/index.html \n + * Description: Well regarded and complete USB 1.1 software stack for several AVR models, implementing Low Speed HID. + * Used in many commercial and non-commercial designs, with user-submitted projects available for viewing + * on the company's website. Uses C language code mixed with assembly for time-critical sections. */ \ No newline at end of file -- cgit v1.2.3