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R27
2 Ohms
L3
FERRITE BEAD
J7
1
Z1
RED
P6KE6.8A
J8
1
BLACK
S5
1
5
SW_MOM
VA
C18
C19
+
100uF 6.3V
.1uF
VD
C20
C21
+
100uF 6.3V
.1uF
VD
R38
D11
10K
1
2
BAT85
3
MRST
C22
.01uF
Figure 5. Power Supplies and Reset Circuit
/RESET
VD
D2
BAT85
R28
47K
D3
BAT85
/PGM
U2B
74VHC125
5
6
/RST
VD
D4
LED_R
R29
U2C
825
74VHC125
9
8
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