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This is a unknown tag, only fsk cmd can access it. is the demod data right ? anyone know ? Thanks.
proxmark3> lf search
#db# buffer samples: 78 7e 7b 7d 7f 7c 7f 79 ...
Reading 20000 samples from device memory
NOTE: some demods output possible binary
if it finds something that looks like a tag
Checking for known tags:
No Known Tags Found!
proxmark3>
proxmark3> data fskrawdemod 50 0 10 8
Args invert: 0 - Clock:50 - fchigh:10 - fclow: 8
FSK decoded bitstream:
0101010101010101
0101101010101010
1010101010101010
1011010101010101
0101010101010101
0101010101010101
0101010101010101
0101010101010101
0101010101010101
0101010101010101
0101010101010101
0101010101101101
0101010101010101
0101011010101010
1010101010101011
0101010101010101
proxmark3>
proxmark3> data fskdemod
actual data bits start at sample 1653
length 50/50
bits: '110101011111000011011100010101111110110010000'
hex: 00001abe 1b8afd90
proxmark3>
is a LF tag..
proxmark3> hw tune
Measuring antenna characteristics, please wait.......
# LF antenna: 5.24 V @ 125.00 kHz
# LF antenna: 3.89 V @ 134.00 kHz
# LF optimal: 9.00 V @ 107.14 kHz
# HF antenna: 0.45 V @ 13.56 MHz
# Your LF antenna is marginal.
# Your HF antenna is unusable.
Done! Divisor 89 is 134khz, 95 is 125khz.
proxmark3>
proxmark3> hw tune
Measuring antenna characteristics, please wait.......
# LF antenna: 15.71 V @ 125.00 kHz
# LF antenna: 13.02 V @ 134.00 kHz
# LF optimal: 18.80 V @ 127.66 kHz
# HF antenna: 0.45 V @ 13.56 MHz
# Your HF antenna is unusable.
Done! Divisor 89 is 134khz, 95 is 125khz.
proxmark3>
Try the hitag reader function.(probably won't work) it looks like you're card is waiting to send it's data until it receives a valid wakeup call.
that's the output
proxmark3> lf hitag reader 25re
#db# Starting Hitag reader family
#db# Testing 343 authentication attempts
#db# Configured for hitag2 reader
Waiting for a response from the proxmark...
Don't forget to cancel its operation first by pressing on the button
#db# frame received: 5233
#db# All done
proxmark3>
proxmark3>
proxmark3> data save investigated.txt
saved to 'investigated.txt'
proxmark3>
proxmark3> lf hitag reader 21
#db# Starting Hitag reader family
#db# List identifier in password mode
#db# Configured for hitag2 reader
Waiting for a response from the proxmark...
Don't forget to cancel its operation first by pressing on the button
#db# frame received: 5013
#db# All done
proxmark3>
my 1st time play with hitag, no sure how it works.
proxmark3> lf hitag sim
proxmark3>
proxmark3> #db# Starting Hitag2 simulation s
proxmark3> #db# | 0 | 024e0220 |
proxmark3> #db# | 1 | 4d494b52 |
proxmark3> #db# | 2 | 20f04f4e |
proxmark3> #db# | 3 | 0eaa4854 |
proxmark3> #db# | 4 | 465f4f4b |
proxmark3> #db# | 5 | 55555555 |
proxmark3> #db# | 6 | aaaaaaaa |
proxmark3> #db# | 7 | 55555555 |
proxmark3> #db# | 8 | 00000000 |
proxmark3> #db# | 9 | 00000000 |
proxmark3> #db# | 10 | 00000000 |
proxmark3> #db# | 11 | 00000000 |