Atmel AVR STK100, User Manual

Page: 31 / 34

Appendix A – STK100 Schematics
9-4 STK100 Starter Kit User Guide
Figure 9-4. Peripheral Schematic
A A
B B
C C
D D
E E
4
4
3
3
2
2
1
1
P
e
r
ipher
als
A
STK100
A
VR
'Tin
y'
Star
ter
Kit
A
44
Sunda
y,
J
u
ne
27,
1999
Title S
iz
e
Document Number
R
e
v
Date:
Sheet
of
BIT2
BIT1
BIT0
SOUND
BIT3
IR
T
IRR
+5
VCC
GND
+5
+5
+5
+5
+5
VCC
VCC
+5
LED2 BIT3
2 1
LED4 BIT1
2 1
LED5 BIT0
2 1
LED3 BIT2
2 1
SW6 BIT0
1
2
4
3
SW4 BIT2
1
2
4
3
SW5 BIT1
1
2
4
3
SW3 BIT3
1
2
4
3
C12 1uF
+
P
N
LS1
Piez
o Sounder
P
N
R44 560R
R45 560R
R46 560R
R47 560R
R40 560R
R41 560R
R42 560R
R43 560R
R48 1K
Q6 BC847
b
e c
Q7 BC847
b
e c
R52 330R
R50 10R IR
T1
SFH415T
2 1
D12 LL4148
2 1
D11 LL4148
2 1
C13 47uF
+
P N
IRX1 IS1U621
2 3
1
R51 1K
R49 470R