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1 ATMega168P Fuse/Lock Bits
2 =========================
3 This configuration is from usbasploader's Makefile.
4
5 HFUSE 0xD6
6 LFUSE 0xDF
7 EFUSE 0x00
8 LOCK 0x3F(intact)
9
10 #---------------------------------------------------------------------
11 # ATMega168P
12 #---------------------------------------------------------------------
13 # Fuse extended byte:
14 # 0x00 = 0 0 0 0 0 0 0 0 <-- BOOTRST (boot reset vector at 0x1800)
15 # \+/
16 # +------- BOOTSZ (00 = 2k bytes)
17 # Fuse high byte:
18 # 0xd6 = 1 1 0 1 0 1 1 0
19 # ^ ^ ^ ^ ^ \-+-/
20 # | | | | | +------ BODLEVEL 0..2 (110 = 1.8 V)
21 # | | | | + --------- EESAVE (preserve EEPROM over chip erase)
22 # | | | +-------------- WDTON (if 0: watchdog always on)
23 # | | +---------------- SPIEN (allow serial programming)
24 # | +------------------ DWEN (debug wire enable)
25 # +-------------------- RSTDISBL (reset pin is enabled)
26 # Fuse low byte:
27 # 0xdf = 1 1 0 1 1 1 1 1
28 # ^ ^ \ / \--+--/
29 # | | | +------- CKSEL 3..0 (external >8M crystal)
30 # | | +--------------- SUT 1..0 (crystal osc, BOD enabled)
31 # | +------------------ CKOUT (if 0: Clock output enabled)
32 # +-------------------- CKDIV8 (if 0: divide by 8)
33
34
35 # Lock Bits
36 # 0x3f = - - 1 1 1 1 1 1
37 # \ / \-/ \-/
38 # | | +----- LB 2..1 (No memory lock features enabled)
39 # | +--------- BLB0 2..1 (No restrictions for SPM or LPM accessing the Application section)
40 # +--------------- BLB1 2..1 (No restrictions for SPM or LPM accessing the Boot Loader section)
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