BC7281B 128 LED 64
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8
,
DIG0 DIG1 DIG2 DIG3 DIG4 DIG5 DIG6 DIG7
一个0001020304050607
B08090A0B0C0D0E0F
C 1011121314151617
D18191A1B1C1D1E1F
E 2021222324252627
F28292A2B2C2D2E2F
G3031323334353637
DP 38 39 3A 3B 3C 3D 3E 3F
KMS=0 KMS=1
关键=1, 13H=0xFF 关键=1, 13H=0xFF
关键=0, 13H= 关键=0, 13H=
MCU
KEY=1 13h=0xff,
关键=0, 13H=
MCU
MCU
关键
13H=
关键 13H
0xff,
关键=0,
13H=
13H 0xff, 关键
0
‘ ’
关键=1, 13H=0xFF 关键=1, 13H=0xFF
KEY=0 13H= 关键=0, 13H=