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@@ -0,0 +1,79 @@ +ToyKeeper's flashlight firmware repository +========================================== + +This is a collection of firmware for flashlights or torches, mostly +collected from BLF (http://budgetlightforum.com/). It's collected +here mostly for convenience, and to provide bug tracking and revision +control services for the code. + + +Getting Started +=============== + +A general overview of what you need to get going is here: + + http://flashlightwiki.com/AVR_Drivers + +To set up an attiny dev environment on Ubuntu (13.10): + + sudo apt-get install flex byacc bison gcc libusb-dev libc6-dev + sudo apt-get install gcc-avr avr-libc binutils-avr + sudo apt-get install avrdude avrdude-doc + +Installing attiny dev tools on UNIX systems in general: + + http://www.ladyada.net/learn/avr/setup-unix.html + +To build a .hex file from a .c file, in Windows: + + http://budgetlightforum.com/node/29081 + +After wiring everything up, this tests the connection to the ATTINY13A chip: + + avrdude -p t13 -c usbasp -n + (you may need to put 'sudo' in front, on UNIX systems) + +To flash NLITE, which is a good second test... (this is the output from my +terminal, which may or may not be quite correct... not sure what the sck +period error is about, and the verify fails, but it otherwise works) + + ~/src/torches/DrJones/NLITE/> sudo avrdude -p t13 -c usbasp -u -Uflash:w:nlite.hex:a -Ulfuse:w:0x75:m -Uhfuse:w:0xFF:m + + avrdude: warning: cannot set sck period. please check for usbasp firmware update. + avrdude: AVR device initialized and ready to accept instructions + + Reading | ################################################## | 100% 0.00s + + avrdude: Device signature = 0x1e9007 + avrdude: NOTE: FLASH memory has been specified, an erase cycle will be performed + To disable this feature, specify the -D option. + avrdude: current erase-rewrite cycle count is -268439553 (if being tracked) + avrdude: erasing chip + avrdude: warning: cannot set sck period. please check for usbasp firmware update. + avrdude: reading input file "nlite.hex" + avrdude: input file nlite.hex auto detected as Intel Hex + avrdude: writing flash (524 bytes): + + Writing | ################################################## | 100% 0.44s + + + + avrdude: 524 bytes of flash written + avrdude: verifying flash memory against nlite.hex: + avrdude: load data flash data from input file nlite.hex: + avrdude: input file nlite.hex auto detected as Intel Hex + avrdude: input file nlite.hex contains 524 bytes + avrdude: reading on-chip flash data: + + Reading | ################################################## | 100% 0.30s + + + + avrdude: verifying ... + avrdude: verification error, first mismatch at byte 0x0004 + 0x37 != 0x13 + avrdude: verification error; content mismatch + + avrdude done. Thank you. + + [1] 21327 exit 1 sudo avrdude -p t13 -c usbasp -u -Uflash:w:nlite.hex:a -Ulfuse:w:0x75:m |