rschaten/USB-LED-Fader
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Added fuse target to set fuses.

Browse Source
This commit is contained in:
Ronald Schaten 2007-11-15 14:42:07 +00:00
parent 9994e4084f
commit c8ee8aa286
1 changed files with 23 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
firmware/Makefile
View File

@ -1,4 +1,4 @@
# $Id: Makefile,v 1.1 2006/09/26 18:18:27 rschaten Exp $
# $Id: Makefile,v 1.2 2007/11/15 14:42:07 rschaten Exp $
AVRDUDE = avrdude -p atmega8 -P /dev/parport0 -c stk200
@ -46,3 +46,25 @@ disasm: main.bin
cpp:
$(COMPILE) -E main.c
# Fuse high byte:
# 0xc9 = 1 1 0 0 1 0 0 1
# ^ ^ ^ ^ ^ \-+-/
# | | | | | +------ BOOT
# | | | | +---------- EESAVE (preserve EEPROM on Chip Erase -> not preserved)
# | | | +-------------- CKOPT
# | | +---------------- SPIEN (enable serial programming -> enabled)
# | +------------------ WDTON (watchdog timer always on -> disable)
# +-------------------- RSTDISBL (disable external reset -> enabled)
#
# Fuse low byte:
# 0x9f = 1 0 0 1 1 1 1 1
# ^ ^ \+/ \--+--/
# | | | +------- CKSEL 3..0 (clock selection -> HF PLL)
# | | +--------------- SUT 1..0 (BOD enabled, fast rising power)
# | +------------------ BODEN
# +-------------------- BODLEVEL
# external Crystal ===> CKSEL = 1111
fuses:
$(AVRDUDE) -U hfuse:w:0xc9:m -U lfuse:w:0x9f:m