5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PWR On
H/W
Reset
for
Debug
JTAG
User Header
(Female)
UART
for
Debug
Reserved
DC 5V
@1A
D
G
S
I2C
Invensense
1197 Borregas Ave
1
1
Sunnyvale, CA 94089
www.invensense.com
Phone: 408-988-7339
Fax: 408-988-8104
Title
Size
Document Number
Rev
Date:
Sheet
of
TDI
JTAGSEL
RXD
ERASE
AD3
USB_D+
PLL_RC
XO
UT
XI
N
TXD
REG_1V8
A1V8_PLL
USB_DM
USB_DP
TDO
TMS
TCK
NRST
TST
TST
ERASE
PA2
AD7
AD6
AD5
AD4
AD0
PA17_TEMP
PA11_/SPI_CS
PA30_INT2
PA6_HPS
PA20_INT1
RTCK
TCK
PA1
PA7_D_IO
JTAGSEL
ADC_VREF
PA19
PA18
PA3
PA24
PA21
PA23
PA4
PA22
USB_D-
AD7
PA21
PA18
PA19
AD6
PA22
AD4
PA23
AD5
TDI
A1V8_PLL
TMS
TDO
PA4_SCL
PA24
PA0
NRST
PA13_MOSI
PA14_CLK
PA12_MISO
USB_DP_PUP
VBUS_DET
PA3
ARM_3V0
ARM_3V0
USB_5V
USB_5V
ARM_3V0
ARM_3V0
ARM_3V0
ARM_3V0
USB_5V
ARM_3V0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
ARM_3V0
1
USB_5V
ARM_3V0
1
ARM_3V0
ARM_3V0
1
1
1
ARM_3V0
ARM_3V0
ARM_3V0
ARM_3V0
ARM_3V0
USB_5V
1
USB_5V
ARM_3V0
ARM_3V0
BP5
0.1uF
L4
BEAD/0603
L0603
JP14
JP2P1_8X1_3S
L3
USB CHOKE DLW21HN900SQ2L
4
1
3
2
R9
0/0402
U1
AT91SAM7S256
64S.5\470
2 17 46
24
12
60
10
5
8
61
16
3
57
9
63
56
6
62
13
55
4
59
18
7
1
45
58
64
54
33
49
51
53
50
39
48
47
44
43
38
41
42
52
32
34
35
36
37
31
30
29
28
27
22
21
20
19
11
14
15
23
25
26
40
GND GND GND
VDDCORE
VDDCORE
GND
AD1/ PA18/ PGMD6
AD6
VDD_OUT
XO
UT
AD3/ PA20/ PGMD8
AD4
DP
AD0/ PA17/ PGMD5
PLLRC
DM
AD7
PG
M
C
K/
XI
N
AD2/ PA19/ PMGD7
ERASE
AD5
VDD_F
LASH
VDDIO
VDD_IN
ADC_VREF
VDDIO
VDDIO
VDDPLL
VDDCORE
TDI
TDO
TMS
TCK
JTAG_SEL
RST
PGMEN0/PA0
PGMEN1/PA1
PGMEN2/PA2
PA3
PA28
PA29
PA30
PA31
PGMNVALID/PA7
PGMNOE/PA6
PGMNRDY/PA5
PGMNCMD/PA4
PA27
PGMM0/PA8
PGMM1/PA9
PGMM2/PA10
PGMM3/PA11
PA12
PA13
PA14
PA15
PA16
PA21
PA22
PA23
PA24
PA25
PA26
TEST MODE
R13
100/0603
R3
1.5K/0402
BP11
0.1uF
C10 1000pF/0402
R11
1K/0603
G
S
D
Q1
DNS_P-MOS SI2301ADS/SOT23
SOT23GSD
G
S
D
CON2
DNS_DC-JACK
1
3
2
C7
15PF/0402
1
2
LED2
LED_RED_0805
A
C
R49
0R/0402
Y1
Crystal 18.432MHz@50ppm, SMD5032
1
2
3
4
BP12
0.1uF
SW1
PUSH SW
TSW2P7_1X6_6
2
3
1
4
C5
10uF/0603
R51
0R/0402
JP13
JP2P1_8X1_3S
C12
DNS_10pF/0402
C1
10uF/0603
CON1
miniUSB-A
5
4
3
1
2
6 7
8 9
GND
ID
DP
VBUS
DM
NC3 NC4
NC2 NC1
U2
SOT235
YB1231ST25X330
1
5
2
3
4
Vin OUT
GND
EN
NC
BP13
0.1uF
RP1
10Kx4/0603
1
2 4 6 8
3 5 7
JP2
HEADER 10x1, Female, 180D, 2.0mm
1
2
3
4
5
6
7
8
9
10
H2
JP1
WAFER 4, 2.0mm , 90D
1
2
3
4
R5
22/0402
BP15
0.1uF
LED1
LED_GRN_0805
A
C
R2
33K/0402
JP
5
DNS
_HE
ADE
R 3X
2, Male, 180D, 2.0mmx2.0mm
2
4
6
1
3
5
BP14
0.1uF
C9
10uF/0603
H1
R15
100K/1%/0402
L1
BEAD/0603
L0603
M2
R50
0R/0402
JP9
HEADER 3
1
2
3
BP4
0.1uF
SW2
PUSH SW
TSW2P7_1X6_6
2
3 1
4
H4
R45
2K/0402
TP1
TEST-POINT
1
JP3
DNS_WAFER 4, 2.0mm , 90D
1
2
3
4
C3
10uF/0603
C13
DNS_10pF/0402
JP7
HEADER 10X2, Female, 90D, 2.54mmx2.54mm
1
3
5
7
9
11
13
15
17
19
2
4
6
8
10
12
14
16
18
20
JP6
DNS_HEADER 2, 100mil
1
2
C6
33pF/0402
1
2
R12
1.5K/0402
C8
15PF/0402
1
2
L2
BEAD/0603
L0603
R7
330K/0402
BP6
0.1uF
BP1
0.1uF
R10
100K/1%/0402
BP10
0.1uF
BP3
0.1uF
R4
22/0402
BP7
0.1uF
C2
100pF/0402
1
2
C4
10uF/0603
R46
2K/0402
BP16
0.1uF
JP8
DNS_HEADER 6X2, Male, 180D, 2.0mmx2.0mm
2
4
6
8
10
12
1
3
5
7
9
11
R6
330K/0402
BP8
0.1uF
R14
1M/0603
H3
BP2
0.1uF
R16
DNS_0/0402
C14
10uF/0603
JP4
HEADER 3X2, Male, 180D, 2.0mmx2.0mm
2
4
6
1
3
5
R8
510/0402
R1
22K/0402
M1
C11
0.01uF/25V/0402
BP9
0.1uF
InvenSense, Inc., 1197 Borregas Ave., Sunnyvale, CA 94089, USA
5
Tel: +1 (408) 988-7339 Fax: +1 (408) 988-8104 ©2010 InvenSense, Inc. All rights reserved.
Website: http://www.invensense.com
ARM Reference Board
Application Note
Rev 1.2; 08/11/2010