austriamicrosystems AS5040 Manuale operativo - Pagina 7

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AS5X40 Demoboard OPERATIONAL MANUAL

5 AS5X40 Demoboard, Schematics, Blockdiagramm

C1
C2
100n
10u
GND
ISP
J2
1
2
3
4
Header 4
J3
1
VBUS
USB
2
D-
3
D+
4
GND
5
SHLD
440478-1
GND
3.3V
R9
nc
DS4
J7
nc
M agINCn
1
M agDECn
2
A
3
B
4
Index
5
6
R7
Header 6
nc
DS7
DS6
DS5
GND
nc
nc
nc
3.3V
R12
R11
R10
nc
nc
nc
GND
D2
D1
J5
Vbat
U3
3
1
Vin
2
LL4001
Header 2
C22
GND
22u
9V Battery
Revision 1.0, 29-Jan-2009
5V
U1
7
11
RegIn
P2.7
12
P2.6
3.3V
13
P2.5
6
14
VDD
P2.4
15
P2.3
C4
C5
16
P2.2
100n
1u
3
17
GND
P2.1
18
P2.0
GND
19
P1.7
20
P1.6
C2CK
9
21
RST/C2CK
P1.5
10
22
3.3V
P3.0/C2D
P1.4
C2D
23
P1.3
24
P1.2
25
P1.1
GND
26
P1.0
8
27
Prog
VBUS
P0.7
5
28
Ext_CLK
D-
P0.6
4
29
DO
D+
P0.5
30
CSn
P0.4
31
LCD_E
P0.3
32
Int_CLK
P0.2
1
LCD_RW
P0.1
2
LCD_A0
P0.0
C8051F320
R8
nc
DS3
nc
U2
M agINCn
1
MagINCn
VDD5V
M agDECn
2
MagDECn
VDD3V3
3
A
A_LSB_U
nc
B
4
B_DIR_V
nc
5
nc
PWM_LSB
6
Index
Index_W
CSn
R15
7
GND
VSS
CLK
1k
8
Prog
Prog
DO
C25
AS5045/AS5145
10n
GND
GND
BAT54
5V
U4
2
3
Vout
Vin
C23
AS1360-50
C21
10u
1u
GND
Figure 7: AS5x40 Demoboard schematics
Figure 4: AS5x40 Demoboard PCB Layout
D7
3V
D6
D5
R1
D4
10k
C3
D3
D2
GND
D1
100n
D0
D7..0
Index
B
A
C8
1u/16V
GND
Analog_in
R2
C9
nc
1u/16V
C10
1u/16V
C11
1u/16V
C12
C13
C14
C15
1u/16V
1u/16V
1u/16V
1u/16V
3.3V
C19
C20
GND
100n
100n
16
J4
15
PWM
14
13
GND
R5
R4
12
PWM
Analog_in
11
Int_CSn
4.7k
22k
10
Int_CLK
9
C18
R3
Int_DO
1u
68k
DS1
GND
LED3
GND
R6
1k
GND
3V
2
Vout
AS1360-30
C24
1u
www.austriamicrosystems.com
3V
C6
C7
J1
1
100n
100n
GND
CS1n
2
RESn
3
GND
LCD_A0
A0
4
LCD_RW
R/W
LCD_E
5
E
6
D0
D0
R14
D1
7
D1
Vbat
D2
8
68R
D2
9
D3
D3
D4
10
D3
D4
11
BAS70-05
D5
D5
12
D6
D6
D7
13
D7
14
3V
VDD
15
LCD Backlight
GND
VSS
16
Vout
17
Cap3-
18
Cap1+
R13
19
Cap1-
5V
20
Cap2-
33R
21
Cap2+
22
V1
23
V2
24
V3
25
V4
26
V5
C16
27
3V
VDD
28
DisplayTech32128a
C86
1u/16V
GND
GND
J6
GND
1
GND
Ext_DO
2
DO
Ext_CLK
CLK
3
Ext_CSn
4
CSn
5
3.3V
3.3V
5V
6
5V
Prog
7
Prog
Header 7
External encoder
Page 7 of 12
BL_A
SW1
Int_DO
DO
INT_CSn
CSn
MCLSS22_DPDT