austriamicrosystems AS5045 Manual de instrucciones - Página 7

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AS5X45/AS5145A/B Demoboard OPERATIONAL MANUAL

5 AS5045/AS5145A/B 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
AS5145-I10 / AS5145-I12:
- Populated: DS5, DS6, DS7, R10, R11,
R12
R9
- NA: R7, R15
1k
AS5045 - AS5145:
Dec
- Populated: R15 = 1k
- NA:DS5, DS6, DS7, R10, R11, R12
DS4
J7
LED_R
MagINCn
1
MagDECn
2
A
3
B
4

Index

5
6
R7
nc
Header 6
DS7
DS6
DS5
GND
LED_G
LED_G
LED_Y
3.3V
R12
R11
R10
1k
1k
1k
A
B
Ind
GND
D2
D1
J5
U3
Vbat
3
1
Vin
2
LL4001
Header 2
C22
GND
22u
9V Battery
Revision 1.3, 22-Jul-2009
U1
5V
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
CSn
30
P0.4
31
LCD_E
P0.3
32
Int_CLK
P0.2
1
LCD_RW
P0.1
2
LCD_A0
P0.0
C8051F320
R8
1k
Inc
DS3
LED_R
U2
MagINCn
1
MagINCn
VDD5V
MagDECn
2
MagDECn
VDD3V3
A
3
A_LSB_U
nc
B
4
B_DIR_V
nc
5
nc
PWM_LSB
Index
6
Index_W
CSn
R15
7
GND
VSS
CLK
nc
Prog
8
Prog
DO
C25
AS5045
AS5040
AS5145
GND
10n
GND
BAT54
U4
5V
2
3
Vout
Vin
C23
AS1360-50
C21
10u
1u
GND
Figure 7: AS5x45/AS5145A/B-Ix Demoboard schematics
Figure 8: AS5x45/AS5145A/B-Ix Demoboard PCB Layout
D7
3V
D6
D5
R1
D4
C3
10k
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
C19
C20
3.3V
GND
100n
100n
16
J4
15
PWM
14
GND
13
R5
R4
12
PWM
Analog_in
Int_CSn
11
4.7k
22k
10
Int_CLK
C18
R3
9
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
100n
100n
1
GND
CS1n
2
RESn
GND
LCD_A0
3
A0
LCD_RW
4
R/W
LCD_E
5
E
D0
6
R14
D0
D1
7
D1
Vbat
D2
8
68R
D2
D3
9
D3
D3
D4
10
D4
D5
11
BAS70-05
D5
D6
12
D6
D7
13
D7
14
3V
VDD
15
LCD Backlight
GND
VSS
16
Vout
17
Cap3-
18
Cap1+
R13
19
Cap1-
5V
20
33R
Cap2-
21
Cap2+
22
V1
23
V2
24
V3
25
V4
26
V5
C16
27
3V
VDD
28
DisplayTech32128a
C86
1u/16V
GND
GND
J6
Int_DO
GND
1
GND
Ext_DO
DO
2
Ext_CLK
CLK
3
Ext_CSn
INT_CSn
CSn
4
3.3V
5
3.3V
5V
6
5V
Prog
Prog
7
Header 7
External encoder
AS5x45-DB
Page 7 of 12
BL_A
SW1
DO
CSn
MCLSS22_DPDT