NXP Semiconductors RDAIRBAGPSI5, Руководство пользователя, Страница: 44 / 53

RDAIRPABPSI5UG , Rev. 2.0
44 Freescale Semiconductor, Inc.
Schematics
Figure 25. Evaluation Board Schematic Part 6 - Sensors
Central Accelerometer Freescale MMA68xx
MCU Serial data out MCU Serial data in
Accelerometer Freescale (Yaw)
Accelerometer Freescale (Roll)
Sense & Trigger Platform
VR
EF
_Y
VR
EG_Y
VR
EGA_Y
V
CC_
5
V
VC
C
_
5V
V
CC_
5
V
AR
M
_
X
Page[
3
,7
]
AR
M
_
Y
Page[
3
,7
]
D
SPI
_0_SC
K
Page[
3
,6
,8
]
D
SPI
_0_SI
Page[
3
,6
,8
]
D
SPI
_0_C
S1
Page[
3
,6
]
D
SPI
_0_SO
Page[
3
,6
,8
]
D
SPI
_0_SC
K
Page[
3
,6
,8
]
D
SPI
_0_SI
Page[
3
,6
,8
]
D
SPI
_0_SO
Page[
3
,6
,8
]
D
SPI
_0_C
S2
Page[
3
]
F
SLAC
C
_Y_ST
Page[
3
]
F
SLAC
C
_R
_ST
AT
U
S
Page[
3]
F
SLAC
C
_R
_VOU
T
Page[
6]
F
SLAC
C
_R
_ST
Page[
3
,6
]
C1
0
5
1uF
R6
6
10K
C1
1
0
0.
1U
F
C1
0
6
1uF
U7
M
M
A6900KQ
CRE
F
1
1
CRE
F
2
2
VCC
3
VSS
4
DO
UT
5
SC
L
K
6
C
S
/R
ESET
7
CRE
G
8
VPP
9
DI
N
10
C
AP/
H
O
L
D
11
PC
M
_
Y
12
VSSA
13
PC
M
_
X
14
CRE
G
A
1
15
CRE
G
A
2
16
EP
17
U8
M
M
A1260KEG
VO
U
T
4
ST
AT
U
S
5
VDD
6
ST
8
NC_9
9
NC_10
10
NC
_11
11
NC
_12
12
NC
_13
13
NC
_14
14
NC
_15
15
NC_16
16
VSS1
1
VSS2
2
VSS3
3
VSS4
7
R6
9
0
C1
0
7
0.
1U
F
U6 M
M
A6813KW
R
2
VR
EG
A
1
VSS1
2
VR
EG
3
VSS2
4
A
R
M_
Y
/P
C
M_
Y
5
AR
M
_
X/
PC
M
_
X
6
TE ST/V PP
7
MIS
O
8
VCC
9
SC
L
K
10
MO
S
I
11
CS
12
VSSA1
13
NC
_14
14
NC
_15
15
VSSA2
16
EPAD
17
C1
0
8
0.
1U
F
C1
0
9
0.
1U
F
C1
0
4
0.
1U
F
C1
1
2
1uF
R6
8
1
K
R6
7
10K
R6
5
0
C
111
1uF