Schematic

O peration al voltag e 2.7 -5.5v
C om pa tib le w ith 3.3 or 5v FT D I
(Lilypa d F TD I is 5v)
*D IS C O N N EC T BA T TE R Y B EF O R E P LU G G IN G IN FT DI BO A R D *
A TM EG A 3 28 P_ TQ F P
B LU E
33 0
G N D
G N D
10 K
VC C
G N D
VC C
0.1 uF
G N D
VC C
G N D
VC C
G N D
47 uF
1.0 uF
VC CVC CVC C
G N DG N D
8M H Z
G N D
0.1 uF
G N D
VC C
/D 11
/D 12
/D 13
PB 5(SC K)
17
PB 7(X T AL 2 /TO S C 2 )
8
PB 6(X T AL 1 /TO S C 1 )
7
G N D
3
G N D
5
VC C
4
VC C
6
A G N D
21
A R E F
20
A V CC
18
PB 4(M ISO )
16
PB 3(M O S I/OC 2)
15
PB 2(SS / O C 1 B)
14
PB 1(O C 1A )
13
PB 0(ICP )
12
PD 7(A IN1)
11
PD 6(A IN0)
10
PD 5(T 1 )
9
PD 4(X CK /T 0)
2
PD 3(IN T 1)
1
PD 2(IN T 0)
32
PD 1(T X D )
31
PD 0(R XD )
30
A D C 7
22
A D C 6
19
PC 5(A D C 5/SC L )
28
PC 4(A D C 4/SD A)
27
PC 3(A D C 3)
26
PC 2(A D C 2)
25
PC 1(A D C 1)
24
PC 0(A D C 0)
23
PC 6(/R E SE T )
29
U 1
D 1
R 2
R 1
C 4
1 2
3 4
5 6
JP3
C 2
C 3
Y1
JP1
D TR
R X I
TX O
VC C
C T S
G N D
C 1
S1
R ST
M O S I
SC K
M IS O
R XI
T XO
D 2
D 3
D 4
D 5
D 6
D 8
D 10
A 0
A 1
A 2
A 3
A 4
A 5
D 7
D 9
R elea se d un der th e C reative Com m ons
A ttribu tio n Sh a re-A like 4.0 License
http s://creative co m m o ns.org/licen se s/b y -sa /4.0/
D esign b y :
LilyP ad
M O SI
R E S E T
SC K
M I S O
+ 5
G N D
R evision By: