X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/002cd6df49981ad75b2092f2ae6b3efc4e2dd364..7cac5e22d7fae140b3ae4167a706d0dc07b9cf3b:/Projects/AVRISP-MKII/AVRISP-MKII.txt diff --git a/Projects/AVRISP-MKII/AVRISP-MKII.txt b/Projects/AVRISP-MKII/AVRISP-MKII.txt index 7489cf6a0..ad58dab1f 100644 --- a/Projects/AVRISP-MKII/AVRISP-MKII.txt +++ b/Projects/AVRISP-MKII/AVRISP-MKII.txt @@ -6,7 +6,7 @@ /** \mainpage AVRISP MKII Programmer Project * - * \section SSec_Compat Project Compatibility: + * \section Sec_Compat Project Compatibility: * * The following list indicates what microcontrollers are compatible with this project. * @@ -15,7 +15,7 @@ * - Series 4 USB AVRs (ATMEGAxxU4) * - Series 2 USB AVRs (AT90USBxx2, ATMEGAxxU2) - 8KB versions with reduced features only * - * \section SSec_Info USB Information: + * \section Sec_Info USB Information: * * The following table gives a rundown of the USB utilization of this project. * @@ -42,24 +42,25 @@ * * * - * \section SSec_Description Project Description: + * \section Sec_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. 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. + * Firmware for an Atmel Studio/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 + * Atmel Studio/AVRStudio or with any software capable of driving a real Atmel AVRISP-MKII programmer. In its most + * basic form, it allows for the programming of AVRs at the programmer's VCC voltage from within Atmel Studio/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 prompted, direct your OS to install Atmel's AVRISP-MKII drivers provided with AVRStudio. + * drivers. When prompted, direct your OS to install Atmel's AVRISP-MKII drivers provided with Atmel Studio/AVRStudio. * * Note that this design currently has the following limitations: * - No reversed/shorted target connector detection and notification * - A separate header is required for each of the ISP, PDI and TPI programming protocols that the user wishes to use * - * On AVR models with an ADC converter, AVCC should be tied to 5V (e.g. VBUS) and the VTARGET_ADC_CHANNEL token should be + * On AVR models with an ADC converter, AVCC should be tied to 5V (e.g. VBUS) and the \c VTARGET_ADC_CHANNEL token should be * set to an appropriate ADC channel number in the project makefile for VTARGET detection to operate correctly. On models - * without an ADC converter, VTARGET will report a fixed 5V level at all times. + * without an ADC converter, VTARGET will report a fixed 3.3V level at all times. * * While this application can be compiled for USB AVRs with as little as 8KB of FLASH, for full functionality 16KB or more * of FLASH is required. On 8KB devices, ISP or PDI/TPI programming support can be disabled to reduce program size. @@ -109,8 +110,8 @@ * fuses have been mis-set. To use the recovery clock, connect the OCR1A pin of the USB AVR to the target AVR's * XTAL1 pin, and set the ISP programming speed to 125KHz (note: other ISP speeds will not work correctly). * - * 1 Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only \n - * 2 See AUX line related tokens in the \ref SSec_Options section + * 1 Optional, see \ref Sec_Options section - for USB AVRs with ADC modules only \n + * 2 See AUX line related tokens in the \ref Sec_Options section * * \section Sec_PDI PDI Connections * Connections to the device for PDI programming (when enabled): @@ -153,7 +154,7 @@ * * * - * 1 Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only \n + * 1 Optional, see \ref Sec_Options section - for USB AVRs with ADC modules only \n * 2 The AVR's Tx and Rx become the DATA line when connected together via a pair of 220 ohm resistors \n * * \section Sec_TPI TPI Connections @@ -197,11 +198,11 @@ * * * - * 1 Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only \n + * 1 Optional, see \ref Sec_Options section - for USB AVRs with ADC modules only \n * 2 The AVR's Tx and Rx become the DATA line when connected together via a pair of 220 ohm resistors \n - * 3 See AUX line related tokens in the \ref SSec_Options section + * 3 See AUX line related tokens in the \ref Sec_Options section * - * \section SSec_Options Project Options + * \section Sec_Options Project Options * * The following defines can be found in this project, which can control the project behaviour when defined, or changed in value. * @@ -215,56 +216,69 @@ * AUX_LINE_PORT * Makefile LUFA_OPTS * PORT register for the programmer's AUX target line. The use of this line varies between the programming protocols, - * but is generally used for the target's /RESET line. Ignored when compiled for the XPLAIN board. + * but is generally used for the target's /RESET line. + * \n \n Ignored when compiled for the XPLAIN board. * * * AUX_LINE_PIN * Makefile LUFA_OPTS * PIN register for the programmer's AUX target line. The use of this line varies between the programming protocols, - * but is generally used for the target's /RESET line. Ignored when compiled for the XPLAIN board. + * but is generally used for the target's /RESET line. + * \n \n Ignored when compiled for the XPLAIN board. * * * AUX_LINE_DDR * Makefile LUFA_OPTS * DDR register for the programmer's AUX target line. The use of this line varies between the programming protocols, - * but is generally used for the target's /RESET line. Ignored when compiled for the XPLAIN board. + * but is generally used for the target's /RESET line. + * \n \n Ignored when compiled for the XPLAIN board. * * * AUX_LINE_MASK * Makefile LUFA_OPTS * Mask for the programmer's AUX target line. The use of this line varies between the programming protocols, - * but is generally used for the target's /RESET line. Must not be the AVR's /SS pin. Ignored when - * compiled for the XPLAIN board. + * but is generally used for the target's /RESET line. Must not be the AVR's /SS pin. + * \n \n Ignored when compiled for the XPLAIN board. * * * VTARGET_ADC_CHANNEL * Makefile LUFA_OPTS * ADC channel number (on supported AVRs) to use for VTARGET level detection, if NO_VTARGET_DETECT is not defined. - * Ignored when compiled for targets lacking an ADC. + * \n \n Ignored when compiled for targets lacking an ADC. * * * ENABLE_ISP_PROTOCOL * Makefile LUFA_OPTS - * Define to enable SPI programming protocol support. Ignored when compiled for the XPLAIN board. + * Define to enable SPI programming protocol support. + * \n \n Ignored when compiled for the XPLAIN board. * * * ENABLE_XPROG_PROTOCOL * Makefile LUFA_OPTS - * Define to enable PDI and TPI programming protocol support. Ignored when compiled for the XPLAIN board. + * Define to enable PDI and TPI programming protocol support. + * \n \n Ignored when compiled for the XPLAIN board. * * * NO_VTARGET_DETECT * Makefile LUFA_OPTS * Define to disable VTARGET sampling and reporting on AVR models with an ADC converter. This will cause the programmer - * to report a fixed 5V target voltage to the host regardless of the real target voltage. Ignored when compiled for - * targets lacking an ADC. + * to report a fixed 3.3V target voltage to the host regardless of the real target voltage. + * \n \n Ignored when compiled for targets lacking an ADC. * * * VTARGET_REF_VOLTS * Makefile LUFA_OPTS * Indicates the programmer AVR's AVCC reference voltage when measuring the target's supply voltage. Note that the supply * voltage should never exceed the reference voltage on the programmer AVR without some form of protection to prevent damage - * to the ADC. Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined. + * to the ADC. + * \n \n Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined. + * + * + * VTARGET_USE_INTERNAL_REF + * Makefile LUFA_OPTS + * Selects the internal 2.56V ADC reference voltage, instead of using the AVR's VREF pin. When enabled, this option will + * override the VTARGET_REF_VOLTS configuration option. + * \n \n Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined. * * * VTARGET_SCALE_FACTOR @@ -272,19 +286,32 @@ * Indicates the target's supply voltage scale factor when applied to the ADC. A simple resistive divider can be used on the * ADC pin for measuring the target's supply voltage, so that voltages above the programmer AVR's AVCC reference voltage can be * measured. This should be the reciprocal of the division performed - e.g. if the VTARGET voltage is halved, this should be set - * to 2. Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined. + * to 2. + * \n \n Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined. * * * LIBUSB_DRIVER_COMPAT * Makefile LUFA_OPTS * Define to switch to a non-standard endpoint scheme, breaking compatibility with AVRStudio under Windows but making - * the code compatible with software such as avrdude (all platforms) that use the libUSB driver. + * the code compatible with software such as avrdude (all platforms) that use the libUSB driver. * * * XCK_RESCUE_CLOCK_ENABLE * Makefile LUFA_OPTS * Define to move the ISP rescue clock to the AVR's XCK pin instead of the OCR1A output pin. This is useful for existing programming - * hardware that does not expose the OCR1A pin of the AVR, but *may* cause some issues with PDI programming mode. + * hardware that does not expose the OCR1A pin of the AVR, but may cause some issues with PDI programming mode. + * + * + * INVERTED_ISP_MISO + * Makefile LUFA_OPTS + * Define to invert the received data on the ISP MISO line. This is sometimes needed depending on the level translation hardware used, + * if the translator hardware inverts the received logic level. + * + * + * FIRMWARE_VERSION_MINOR + * Makefile LUFA_OPTS + * Define to set the minor firmware revision nunber reported to the host on request. By default this will use a firmware version compatible + * with the latest Atmel IDE version, however if desired the reported minor value can be adjusted here. * * */