Hatswitch Buttons
ROW1
D1 D8 D15 D22
S1 S11 S18 S25
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
VCC
VCC
LL4148 LL4148 LL4148 LL4148 K1
ROW2
D2 D9 D16 D23
MISO/COL2
2
1 1 2
R3
S2 S10 S17 S24 10u SCK/COL3 MOSI/COL1
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 3 4
2 2k2
C6
Reset
5 6
1
LL4148 LL4148 LL4148 LL4148
ROW3
D3 D10 D17 D24 ISP
S3 S8 S15 S22
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
K2
+5V
LL4148 LL4148 LL4148 LL4148 1
Data- Data-
ROW4 2
D4 D11 D18 D25
Data+ Data+
3
S4 S9 S16 S23 GND
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 4
USB-BU B
2
2
2 D30
D29
R4
LL4148 LL4148 LL4148 LL4148
3.3V
3.3V
4k7
ROW5 1
D5 D12 D19 D26 1
1
S5 S12 S19 S26
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
LL4148 LL4148 LL4148 LL4148
AVCC
ROW6
D6 D13 D20 D27
S6 S13 S20 S27
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
JP1
1
LL4148 LL4148 LL4148 LL4148
2
ROW7 ADC0
D7 D14 D21 D28
3
S7 S14 S21 S28
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
JP2
1
LL4148 LL4148 LL4148 LL4148
2
ADC1
3
MOSI/COL1
MISO/COL2 JP3
1
SCK/COL3
2
ADC2
COL4
3
JP4
1
2
ADC3
2
3
R5
10k
JP5
1
1
Reset PC6(/RESET) PC0(ADC0) ADC0
2
29 23
ADC4
AVCC 2 PC1(ADC1) ADC1
3
24
C7
AGND PC2(ADC2) ADC2
10n
21 25
1
JP6
AREF PC3(ADC3) ADC3
20 26
1
AVCC PC4(ADC4/SDA) ADC4
18 27
2 2
PC5(ADC5/SCL) ADC5 ADC5
28
L1
3
ADC6 ADC6
10µH
19
PB6(XTAL1/TOSC1) ADC7 ADC7
1 7 22 JP7
Q1
1
IC1
PB7(XTAL2/TOSC2) PD0(RXD) ROW1
2
1 2 8 30
ADC6
PD1(TXD) ROW2
3
31
12MHZ
PD2(INT0)
32
ATmega8-16AI
JP8
2 2 GND PD3(INT1) ROW4
C4 C5
3 1
TQFP Package
1
27p 27p
GND PD4(XCK/T0) ROW5
5 2
1 1
2
VCC PD5(T1) ROW6 ADC7
4 9
3
VCC PD6(AIN0) ROW7
6 10
VCC PD7(AIN1) COL4
11 R1
82
PB0(ICP) Data-
12 1 2
PB1(OC1A) Data+
13 1 2
Michael Wolf A
PB2(SS/OC1B) ROW3 R2
14
82
PB3(MOSI/OC2) MOSI/COL1
2 2 2 15
C2 C1 C3
PB4(MISO) MISO/COL2
100n 100n 100n
16 AVR USB Joystick
1 1 1
PB5(SCK) SCK/COL3
17
8 Channel, 28 Buttons
www.mictronics.de based on Mjoy Project
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