Schematic

M PU -9250
G N D
VD D
0.1uF
0.1uF
G N D
G N D
10K 10K 10K
VD D
G N D
U 1
VD D
13
IN T
12
FS Y N C
11
C S
22
R EGO U T
10
G N D
18 * 3
A U X_C L
7
A U X_D A
21
SC L /S C LK
23
SD A /S D I
24
A D 0/SD O
9
VD D IO
1* 2
SJ1
C 1
C 2
SJ2
R 1 R 2 R 3
J2
1
2
3
J1
1
2
3
4
J3
1
2
3
4
VD D
VD D IO
VD D IO
IN T
FS YN C
AU X _ CL
AU X _ D A
CS
SC L/S C LK
SD A / S D I
AD 0 / S D O
B rent W ilkin s
v10
R e leased u n d er the C reative C om m o ns
A ttrib u tion S h a re-A like 4.0 L icen se
https://cre a tiv e c o m m o n s.o rg/lice n ses/b y -sa/4 .0/
D esig n by: