X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/d7891f6fbbff073a9b408ba6ada9ef5f12ef3624..a3f4cc327477c46d2dadce91a492e26413243001:/firmware/Makefile

diff --git a/firmware/Makefile b/firmware/Makefile
old mode 100644
new mode 100755
index 9047ef38e..e57be2f75
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -2,15 +2,17 @@
 #   Makefile for usbasp
 #   20061119   Thomas Fischl        original
 #   20061120   Hanns-Konrad Unger   help: and TARGET=atmega48 added
+#   20140308   Peter Henn           TARGET=atmega328 added
 #
 
 # TARGET=atmega8    HFUSE=0xc9  LFUSE=0xef
 # TARGET=atmega48   HFUSE=0xdd  LFUSE=0xff
+# TARGET=atmega328  HFUSE=0xd9  LFUSE=0xef EFUSE=0x05
 # TARGET=at90s2313
-TARGET=atmega8
-HFUSE=0xc9
+TARGET=atmega328p
+HFUSE=0xd9
 LFUSE=0xef
-
+EFUSE=0x05
 
 # ISP=bsd      PORT=/dev/parport0
 # ISP=ponyser  PORT=/dev/ttyS1
@@ -33,6 +35,9 @@ help:
 	@echo "       TARGET=${TARGET}"
 	@echo "       LFUSE=${LFUSE}"
 	@echo "       HFUSE=${HFUSE}"
+ifdef EFUSE
+	@echo "       EFUSE=${EFUSE}"
+endif
 	@echo "       CLOCK=12000000"
 	@echo "       ISP=${ISP}"
 	@echo "       PORT=${PORT}"
@@ -79,11 +84,18 @@ flash:
 	avrdude -c ${ISP} -p ${TARGET} -P ${PORT} -U flash:w:main.hex
 
 fuses:
+ifdef EFUSE
+	avrdude -c ${ISP} -p ${TARGET} -P ${PORT} -u -U hfuse:w:$(HFUSE):m -U lfuse:w:$(LFUSE):m -U efuse:w:$(EFUSE):m
+else
 	avrdude -c ${ISP} -p ${TARGET} -P ${PORT} -u -U hfuse:w:$(HFUSE):m -U lfuse:w:$(LFUSE):m
+endif
 
 avrdude:
 	avrdude -c ${ISP} -p ${TARGET} -P ${PORT} -v
 
+
+# Fuse setting, see http://www.engbedded.com/fusecalc
+#
 # Fuse atmega8 high byte HFUSE:
 # 0xc9 = 1 1 0 0   1 0 0 1 <-- BOOTRST (boot reset vector at 0x0000)
 #        ^ ^ ^ ^   ^ ^ ^------ BOOTSZ0
@@ -121,7 +133,33 @@ avrdude:
 # 0xdc = divide/1,no clock output,fast raising power,low Pw Oszil. 3..8 Mhz
 # 0xe0 = divide/1,no clock output,fast raising power,external Oszil.
 # 0xff = divide/1,no clock output,slow raising power,low Pw Oszil 8..  Mhz
-
+#
+# Fuse atmega328p high byte hfuse:
+# 0xd9 = 1 1 0 1   1 0 0 1 <-- BOOTRST (boot reset vector at 0x0000)
+#        ^ ^ ^ ^   ^ ^ ^------ BOOTSZ0
+#        | | | |   | +-------- BOOTSZ1
+#        | | | |   + --------- EESAVE (don't preserve EEPROM over chip erase)
+#        | | | +-------------- WDTON (WDT not always on)
+#        | | +---------------- SPIEN (allow serial programming)
+#        | +------------------ DWEN (debug wire is disabled)
+#        +-------------------- RSTDISBL (reset pin is enabled)
+# 0xd9 = ext.reset, no DW, SPI, no watchdog, no save eeprom, reset vector 0x0000
+# Fuse atmega328p low byte lfuse:
+# 0x6d = 0 1 1 0   0 0 1 0     factory setting
+#        ^ ^ \ /   \--+--/
+#        | |  |       +------- CKSEL 3..0 (internal 8Mhz Oszillator)
+#        | |  +--------------- SUT 1..0 (start-up time)
+#        | +------------------ CKOUT (no clock output)
+#        +-------------------- CKDIV8 (divide clock by 8)
+# 0xef = divide/1,no clock output,fast raising power,low Pw Oszil 8..  Mhz
+# Fuse atmega328p extended byte efuse:
+# 0xff = 1 1 1 1   1 1 1 1     factory setting
+#        \-+-+-+---/ \-+-/
+#              |       +------ BODLEVEL (Brown out disabled)
+#              +-------------- not used
+# 0xfd = BOD 2,7V
+# Note: avrdude masks not used fuse bits to zero. Therefore use only
+#       the lower three bits to define the BOD level, here 0x05
 
 SERIAL = `echo /dev/tty.USA19QI*`
 UISP = uisp -dprog=$S -dserial=$(SERIAL) -dpart=auto