Link to Schematic

Link to Schematic
5
4
3
2
U1
ISP_SCK
ISP_MISO
ISP_MOSI
nRST
VCC
DN1
BAV99
1
3
R1
1
VCC
23
24
25
26
27
28
PC0/ADC0
PC1/ADC1
PC2/ADC2
PC3/ADC3
PC4/ADC4/SDA
PC5/ADC5/SCL
ISP_nRST PC6
29
PC6/RESET
R2
1.5K
USB_mini_B
RXD
TXD
0R
0R
30
31
32
1
2
9
10
11
1
2
3
4
5
VBUS
DD+
ID
GND
R3
R4
R7
R8
PD0/RXD
PD1/TXD
PD2/INT0
PD3/INT1/OC2B
PD4/XCK/T0
PD5/OC0B/T1
PD6/OC0A/AIN0
PD7/AIN1
68
68
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
VCC
C1
PB6
PB6/XTAL1/TOSC1
7
PB7/XTAL2/TOSC2
Y1
12MHZ
PB7
8
22pF
19
22
ADC6
ADC7
AREF
20
AREF
AVCC
18
ADC6
ADC7
VCC
J1
22pF
C2
1
2
3
4
5
6
7
8
9
10
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
J2
1
2
3
4
5
6
7
8
9
10
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
CON10
6
7
8
9
C
PB5/SCK
PB4/MISO
PB3/MOSI/OC2A
PB2/SS/OC1B
PB1/OC1A
PB0/CLKO/ICP1
PC0
PC1
SLOWCLK PC2
OPT
PC3
PC4
PC5
VBUS
J4
17
16
15
14
13
12
2
D
PB5
PB4
PB3
PB2
PB1
PB0
1
VCC
VCC
4
6
GND
GND
GND
3
5
21
CON10
VCC
C3
0.1u
J3
1
2
3
4
5
6
7
8
9
10
11
12
AREF
ADC7
ADC6
PC6
PC5
PC4
PC3
PC2
PC1
PC0
VCC
ATmega48/TQFP32
D
C4
10uF
C
CON12
VBUS
VCC
JP1
2
4
6
8
10
ISP_nRST
nRST
ISP_SCK
ISP_MISO
HEADER 5X2
B
JP1 USAGE:
OPEN
1
3
5
7
9
2
4
6
8
10
R5
2 - 4
POWER TARGET
WITH VBUS
5 - 6
SELF PROGRAMMING (BY
ANOTHER PROGRAMMER)
1
2
3
4
RXD
TXD
1
VCC
HEADER 5X2
470
D2
VOUT
4
VIN
1
2
CON2
C5
10uF
A
USBASP & UART-USB CONVERTER
Size
A
3
B
J7
3
Title
Date:
5
R12
U2
LM78L05/T92
VCC
OPTIONAL
9 - 10
D1
J9
POWERJACK-3.5
1
3
2
062 OSCILLOSCOPE PROGRAMMING
J8
VCCTARGET
ISP_SCK
1
2
ISP_MISO
3
4
nRST
5
6
7
8
ISP_MOSI
9
10
SLOW CLOCK
7 - 8
470
TXD
RXD
CON4
RESET MCU
6 - 8
R11
PC1
J6
POWER TARGET
WITH VCC
3 - 4
470
PC0
HEADER 5X2
CLOSED
DIRECT POWER VCC
WITH VBUS (NO DIODE)
1 - 2
A
VCCTARGET
J5
ISP_MOSI
GND
1
3
5
7
9
nRST
SLOWCLK
OPT
VCCTARGET
2
VCC
Document Number
Rev
00B
105-07300-00B
Saturday, November 28, 2009
2
Sheet
1
of
1
2
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