X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/dbb5f249bd057c7b292645463c52067c1da58efa..bff4dbe1897d8c19b4bb9807e76350465ca1f1c4:/Projects/Incomplete/AVRISP/AVRISP.txt diff --git a/Projects/Incomplete/AVRISP/AVRISP.txt b/Projects/Incomplete/AVRISP/AVRISP.txt index 6ab346c2c..e26cfb11e 100644 --- a/Projects/Incomplete/AVRISP/AVRISP.txt +++ b/Projects/Incomplete/AVRISP/AVRISP.txt @@ -50,11 +50,19 @@ * \section SSec_Description Project Description: * * Firmware for an AVRStudio compatible AVRISP-MKII clone programmer. This project will enable the USB AVR series of - * microcontrollers to act as a clone of the official Atmel AVRISP-MKII programmer, usable within AVRStudio. + * microcontrollers to act as a clone of the official Atmel AVRISP-MKII programmer, usable within AVRStudio. In its + * most basic form, it allows for the programming of 5V AVRs from within AVRStudio with no special hardware other than + * the USB AVR and the parts needed for the USB interface. If the user desires, more advanced circuits incorporating + * level conversion can be made to allow for the programming of 3.3V AVR designs. * * This device spoofs Atmel's official AVRISP-MKII device PID so that it remains compatible with Atmel's AVRISP-MKII * drivers. When promted, direct your OS to install Atmel's AVRISP-MKII drivers provided with AVRStudio. * + * Note that this design currently has several limitations: + * - Minimum target clock speed of 500KHz due to hardware SPI used + * - No VTARGET detection and notification + * - No reversed/shorted target connector detection and notification + * * \section SSec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value.