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AT91SAM7A3-EK
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P25
AT91SAM7A3-EK Evaluation Boar
d User Guide
5-1
6165C–ATARM–26-Jun-06
Section 5
Schematics
5.1
Schematics
This section contains the following
schematics:
!
Processor
!
I/O
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
VDD1V8
WUP0
FORCEWUP
WUP1
VDDBU
SHDN
VUSB
PB15
PA31
PA28
PA10
PA21
PB14
PB20
PA13
PB0
PA24
PB5
PA8
PA14
PB27
PA10
PB24
PB10
PB13
PB3
PA22
PA6
PA3
PA25
PB19
PB26
PB4
PA27
PA8
PA19
PB12
PA7
PA7
PA2
PB9
PA18
PB18
PA1
PB17
PA30
PB25
PB22
PA29
PB1
PB11
PB29
PA16
PB7
PA9
PB8
PB23
PA4
PA23
PA9
PA12
PB15
PA15
PB2
PA26
PA5
PB16
PB21
PA11
PB6
PB28
PA20
PA0
PA17
PA0
TWD
PA1
TWCK
PA2
RXD0
PA3
TXD0
PA4
SCK0
PA5
RTS0
PA6
CTS0
PA7
PA8
PA9
PA10
PA11
SPI0_NPCS0
PA12
SPI0_NPCS1
PA13
PA14
PA15
SPI0_MISO
PA16
SPI0_MOSI
PA17
SPI0_SPCK
PA18
PA19
PCK1
PA20
PA21
PA22
IRQ0
PA23
PA24
PA25
PWM7
PA26
PA27
PA28
PA29
PA30
PA31
PB0
PB1
PB2
TF0
PB3
TK0
PB4
TD0
PB5
RD0
PB6
RK0
PB7
RF0
PB8
PB9
PB10
PB11
PB12
PB13
PB14
PB15
PB16
PB17
PB18
PWM4
PB19
PB20
TIOA4
PB21
TIOB4
PB22
PB23
PB24
PB25
PB26
PB27
PB28
ADC1_AD6
PB29
ADC1_AD7
RXD0
TXD0
SCK0
RTS0
CTS0
SPI0_MISO
SPI0_MOSI
SPI0_SPCK
SPI0_NPCS0
SPI0_NPCS1
TWD
TWCK
TF0
TK0
TD0
RD0
RK0
RF0
TIOA4
TIOB4
PCK1
IRQ0
PWM4
PWM7
ADC1_AD6
ADC1_AD7
VUSB
VDDBU
SHDN
WUP1
WUP0
FORCEWUP
PB1
VDD1V8
PA[0..31]
PB[0..29]
3V3
3V3
3V3_ADC
3V3
GND_ADC
GND_ADC
GND_ADC
GND_ADC
3V3_ADC
5V
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
GND_ADC
3V3
NRST
VREF
NRST
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
1
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
PROCESSOR BOARD
10/03/0
5
B
JPG
C
JPG
13/09/0
5
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
1
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
PROCESSOR BOARD
10/03/0
5
B
JPG
C
JPG
13/09/0
5
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
1
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
PROCESSOR BOARD
10/03/0
5
B
JPG
C
JPG
13/09/0
5
JTAG INTERFACE
FORCE WAKE-UP
MANUA
L RESET
3.00V +- 0.2%
WAKE-UP1
USB DEVICE INTERFACE
SPI1_NPCS3
SPI1_MISO
SPI1_SPCK
SPI1_MOSI
WRITE PROTECT
NORMALLY OPEN
POWER LED
ADHESIVE FEET
3.6V Primary
lithium-thiony
l
chloride
DNP
USART
SPI
TWI
SCC
TIMER
PCK
IRQ
PWM
RESERVED
ADC
ANALOG GND
DNP
USB_DP_PUP
DNP
3V3 CURRENT
MEASURE
J15
J15
J26
J26
AT91SAM7A3
MN1
AT91SAM7A3
MN1
FWKUP
27
VDD1V8
40
VDD1V8
99
ADC1_AD2/RTS1/TI
OA6/PB24
91
NRST
2
GND
31
GND
79
ADVREFP
78
VDDANA
77
PA10/TXD2/SPI1_SPCK
41
GND
16
PA18/PWM0/PCK0
49
PA19/PWM1/PCK1
50
PA21/PWM3/PCK3
52
GND
60
RF1/TCLK2/PB11
6
TK1/TCLK0/PB9
8
RK1/TCLK1/PB10
7
TF1/FIQ/PB8
9
ADC0_AD6/NPCS12/TIOA4
/PB20
86
ADC1_AD1/TIOB5/
PB23
90
ADC1_AD3/CTS1/TI
OB6/PB25
92
ADC1_AD4/SCK1/TIOA7
/PB26
93
ADC1_AD5/RTS2/TI
OB7/PB27
94
ADC1_AD6/CTS2/TI
OA8/PB28
95
ADC1_AD7/SCK2/TIOB8
/PB29
96
VDDBU
26
DDM
97
DDP
98
VDD3V3
100
VDD1V8
17
GND
1
VDDPLL
72
PLLRC
76
GND
75
XOUT
73
XIN
74
WKUP0
28
WKUP1
29
SHDN
30
PA0/TWD/ADC0_ADTRG
21
PA1/TWCK/ADC1_ADTRG
22
PA2/RXD0
23
PA3/TXD0
24
PA4/SCK0/SPI1_NPCS0
32
PA5/RTS0/SPI1_NPCS1
33
PA6/CTS0/SPI1_NPCS2
34
PA7/RXD1/SPI1_NPCS3
35
PA8/TXD1/SPI1_MISO
36
PA11/SPI0_NPCS0
42
PA12/SPI0_NPCS1/MCDA1
43
PA9/RXD2/SPI1_MOSI
37
PA13/SPI0_NPCS2/MCDA2
44
VDD3V3
15
GND
39
PA14/SPI0_NPCS3/MCDA3
45
PA15/SPI0_MISO/MCDA0
46
PA16/SPI0_MOSI/MCCDA
47
PA17/SPI0_SPCK/MCCK
48
VDD1V8
59
PA20/PWM2/PCK2
51
PA22/PWM4/IRQ0
53
PA23/PWM5/IRQ1
54
PA24/PWM6/TCLK4
55
PA25/PWM7/TCLK5
56
PA26/CANRX0
57
PA27/CANTX0
58
PA28/CANRX1/TCLK3
62
VDD3V3
88
PA29/CANTX1/TCLK6
63
PA30/DRXD/TCLK7
64
PA31/DTXD/TCLK8
65
PWM5/IRQ2/PB0
20
PWM6/IRQ3/PB1
19
PWM7/TF0/PB2
18
PCK0/TK0/PB3
14
PCK1/TD0/PB4
13
PCK2/RD0/PB5
12
PCK3/RK0/PB6
11
CANTX1/RF0/PB7
10
TD1/TIO
A0/PB12
5
VDD3V3
38
GND
71
RD1/TIOB0/PB13
4
ADC0_AD0/PWM0/TIO
A1/PB14
80
ADC0_AD1/PWM1/TIO
B1/PB15
81
ADC0_AD2/PWM2/TIO
A2/PB16
82
ADC0_AD3/PWM3/TIO
B2/PB17
83
ADC0_AD4/PWM4/TIO
A3/PB18
84
ADC0_AD5/NPCS11/TIOB3
/PB19
85
ADC0_AD7/NPCS13/TIOB4
/PB21
87
ADC1_AD0/TIOA5/
PB22
89
JTAGSEL
66
TDI
67
TDO
70
TCK
69
TMS
68
VDD3V3
61
GND
25
TST
3
S2
S2
R6
1.5K
R6
1.5K
R7
470R
R7
470R
L1
4.7µH
L1
4.7µH
C24
100NF
C24
100NF
J13
J13
MN3
TPS73633
MN3
TPS73633
IN
1
GND
3
OUT
2
G
6
EN
5
NR
4
C22
1NF
C22
1NF
C18
100NF
C18
100NF
DS5
YELLOW
DS5
YELLOW
J14
J14
C23
10NF
C23
10NF
TP2
TP2
C20
10pF
C20
10pF
C26
100NF
C26
100NF
TP3
TP3
C1
10V
10 uF
C1
10V
10 uF
S5
S5
S8
S8
J1
USB B
J1
USB B
1
4
2
3
5
6
J17
J17
1
2
3
VCC
GND
MN5G
74ALVC04
VCC
GND
MN5G
74ALVC04
14
7
C25
100NF
C25
100NF
MN6
MN6
RESET
3
GND
7
VCC
6
CS
4
SCK
2
SI
1
SO
8
WP
5
BP2
BP2
C8
100NF
C8
100NF
S1
S1
Q5
Si2301BDS
Q5
Si2301BDS
1
3
2
J25
J25
BP4
BP4
C21
100NF
C21
100NF
C14
100NF
C14
100NF
Y1
18.432MHz
Y1
18.432MHz
J9A
J9A
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
J9B
J9B
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
B32
TP1
TP1
C5
100NF
C5
100NF
MN5E
74ALVC04
MN5E
74ALVC04
11
10
S10
S10
RR2
100K
RR2
100K
1
5
2
3
4
6
7
8
J9C
J9C
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
C26
C27
C28
C29
C30
C31
C32
C17
10NF
C17
10NF
C3
100NF
C3
100NF
S12
S12
R5
470R
R5
470R
3V3
3V3
MN2
USBUF02W6
3V3
3V3
MN2
USBUF02W6
6
1
2
3
4
5
S3
S3
R9
120R
R9
120R
C2
10 uF
C2
10 uF
Q1
Si2301BDS
Q1
Si2301BDS
1
3
2
S11
S11
R1
10K
R1
10K
C7
100NF
C7
100NF
C15
1µF
C15
1µF
S6
S6
BP3
BP3
C9
10V
10 uF
C9
10V
10 uF
C12
100NF
C12
100NF
Z11
11.1
Z11
11.1
S9
S9
J10
J10
1
2
3
4
5
6
7
8
C10
100NF
C10
100NF
Z10
11.1
Z10
11.1
S7
S7
C16
1µF
C16
1µF
RR1
100K
RR1
100K
1
5
2
3
4
6
7
8
J8
J8
1
2
3
4
5
6
7
8
9
10
11
12
13
15
17
19
14
16
18
20
R8
3.3M
R8
3.3M
Z9
11.1
Z9
11.1
C11
22NF
C11
22NF
+
-
Z18
+
-
Z18
C19
10pF
C19
10pF
R2
100K
R2
100K
R11
100K
R11
100K
R10
100K
R10
100K
Z8
11.1
Z8
11.1
C4
10 uF
C4
10 uF
MN4
LM4120AIM5-3.0
MN4
LM4120AIM5-3.0
REF
1
GND
2
EN
3
VOUT
5
VIN
4
MN5F
74ALVC04
MN5F
74ALVC04
13
12
Q2
Si2302BDS
Q2
Si2302BDS
1
3
2
S33
S33
R4
100K
R4
100K
J24
J24
C6
22NF
C6
22NF
J16
J16
1
2
3
C13
100NF
C13
100NF
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PA31
PA5
PA15
PA12
PA6
PA3
PA2
PA27
PA30
PA21
PA16
PA14
PA20
PA26
PA28
PA24
PA17
PA18
PA13
PA29
PA25
PB12
PB16
PB9
PB17
PA23
PB8
PB13
PB14
PA[0..31]
PB[0..29]
GND_ADC
GND_ADC
GND_ADC
GND_ADC
GND_ADC
GND_ADC
3V3
5V
3V3
5V
3V3
3V3
3V3
3V3
3V3
3V3
3V3
3V3
GND_ADC
5V
3V3
VREF
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
2
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
I/O
10/03/0
5
B
JPG
C
JPG
13/09/0
5
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
2
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
I/O
10/03/0
5
B
JPG
C
JPG
13/09/0
5
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
This agreement is our property.
Reproduction and publication without our written authorization s
hall expose offender to legal proceedings.
INIT EDIT
A
AT91S
AM7A3
-EK
2
2
Friday, June
09, 200
6
08/12/0
4
C
JPG
I/O
10/03/0
5
B
JPG
C
JPG
13/09/0
5
PWM 0
USART0
TXD0
RXD0
RTS0
CTS0
CAN0
CAN1
DNP
DNP
DNP
DNP
LIN0
DO NOT CONNECT
J19 AND J
20 AT THE
SAME TIM
E
DO NOT CONNECT
J22 AND J
23 AT THE
SAME TIM
E
SERIAL DEBUG PORT
DBGU_TXD
DBGU_RXD
SD CARD / MMC CARD
DATAFLASH CARD
INTERFACE
SPI0_SPCK MCCK
SPI0_MOSI MCCDA
MCDA1
SPI0_MISO MCDA0
MCDA2
SPI0_NPCS3 MCDA3
USER INTERFACE
UP
DOWN
LEFT
RIGHT
PUSH
PB8
PB9
PB12
PB13
PB14
=
=
=
=
=
C1+
V+
VCC
C1-
C2+
C2-
V-
T
T
R
R
GND
MN11
ADM3202ARN
C1+
V+
VCC
C1-
C2+
C2-
V-
T
T
R
R
GND
MN11
ADM3202ARN
1
16
3
4
5
15
11
10
12
9
8
13
7
14
2
6
MN7
TJA1050T
MN7
TJA1050T
GND
2
VCC
3
CANH
7
CANL
6
RXD
4
TXD
1
VREF
5
RS
8
R15
82K
R15
82K
S26
S26
S28
S28
S18
S18
J4
J4
1
2
3
S15
S15
C27
100NF
C27
100NF
C38
220pF
C38
220pF
CR1
GF1B
CR1
GF1B
R21
1K
R21
1K
C33
100NF
C33
100NF
S17
S17
C42
100NF
C42
100NF
J23
J23
R17
10K
R17
10K
R18
100K
R18
100K
S24
S24
MN10
ATA6661
MN10
ATA6661
VS
7
WAKE
3
LIN
6
GND
5
RXD
1
TXD
4
INH
8
EN
2
J22
J22
S14
S14
C31
100NF
C31
100NF
MN5D
74ALVC04
MN5D
74ALVC04
9
8
C39
100NF
C39
100NF
S20
S20
J5
J5
1
2
3
C43
100NF
C43
100NF
C35
100NF
C35
100NF
R28
1K
R28
1K
CR3
BAT54
CR3
BAT54
1
3
2
R19
10K
R19
10K
MN5C
74ALVC04
MN5C
74ALVC04
5
6
MN5B
74ALVC04
MN5B
74ALVC04
3
4
S29
S29
C44
100NF
C44
100NF
S31
S31
C36
1µF
C36
1µF
C29
100NF
C29
100NF
MN5A
74ALVC04
MN5A
74ALVC04
1
2
C40
100NF
C40
100NF
J20
J20
S21
S21
Q3
Si2301BDS
Q3
Si2301BDS
1
3
2
DS4
GREEN
DS4
GREEN
J19
J19
R14
10K
R14
10K
C34
10V
10 uF
C34
10V
10 uF
S22
S22
J3
J3
1
2
3
J6
J6
1
2
3
S23
S23
CR2
GF1B
CR2
GF1B
C32
10V
10 uF
C32
10V
10 uF
DS3
GREEN
DS3
GREEN
BP1
BP1
1
5
2
4
3
6
S13
S13
S32
S32
R27
120R
R27
120R
RR3
100K
RR3
100K
1
5
2
3
4
6
7
8
J7
FPS009
J7
FPS009
8
5
7
6
4
3
2
1
9
S19
S19
S25
S25
+
C37
50V
47uF
+
C37
50V
47uF
S27
S27
R16
120
R16
120
DS2
GREEN
DS2
GREEN
S16
S16
R26
120R
R26
120R
R22
1K
R22
1K
Q4
Si2302BDS
Q4
Si2302BDS
1
3
2
R23
120R
R23
120R
C28
10V
10 uF
C28
10V
10 uF
MN8
TJA1050T
MN8
TJA1050T
GND
2
VCC
3
CANH
7
CANL
6
RXD
4
TXD
1
VREF
5
RS
8
S30
S30
J2
MALE RIGHT ANGLED
J2
MALE RIGHT ANGLED
5
4
3
2
1
9
8
7
6
10
11
R24
120R
R24
120R
C41
100NF
C41
100NF
R20
3.3K
R20
3.3K
+
-
MN9B
TLC2272A
+
-
MN9B
TLC2272A
5
6
7
8
4
DS1
GREEN
DS1
GREEN
R25
100K
R25
100K
R12
10K
R12
10K
+
-
MN9A
TLC2272A
+
-
MN9A
TLC2272A
3
2
1
C30
100NF
C30
100NF
J18
J18
J21
J21
R13
120
R13
120
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P25
AT91SAM7A3-EK
Mfr. #:
Buy AT91SAM7A3-EK
Manufacturer:
Microchip Technology / Atmel
Description:
Development Boards & Kits - ARM Eval Kit for AT91SAM7A3 apps
Lifecycle:
New from this manufacturer.
Delivery:
DHL
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Ups
TNT
EMS
Payment:
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AT91SAM7A3-EK