Cinterion
®
LGA DevKit User Guide
9.1 LGA DevKit SM
35
t
lga_devkit_ug_v03
2020-05-29
Public / Released
Page 28 of 36
2.
2uF
SSSS8
1
1
1
0
1
33pF
_np
33pF
_np
470k_np
1uF
_np
0R_np
12k
7
2k
74
15pF
2.
2uF
47k
TC1014-3.0VCT713
1uF
1uF
470pF
FT232RQ
100nF
100nF
680R
VLMW1300-GS08
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
470uF
470uF
GND
GND
0R_np
0R
100nF
GN
D
100nF
100k
47k
47k
GN
D
LP2985AIM5-3.0
100nF
10nF
1uF
100nF
1uF
V
L
M
W
1300-
G
S
08
BC847
2k
7
4k7
V
L
M
B
1300-
G
S
08
680R
4k7
V
L
M
G
1300-
G
S
08
BC847
330R
47k
BC847
10k
V
L
M
O
1300-
G
S
08
BC847
330R
47k
BC847
10k
TLV6741
100nF
0R
100nF
_np
1nF
470k
1k
470uF
470uF
470uF
470uF
0.
1R
0.
1R
0.
1R
0.
1R
0.
1R
0.
1R
470uF
470uF
0.
1R
0.
1R
BC847
44WR10KLFTB
BC847
47k
4k7
47k
BC847
4k7
47k
DM
P
2021UF
DF
-7
PMEG2020EPK,315
1M
33R
47k
1uF
1M
NX3008NBKS
DMP2021UFDF-7
GND
GND
GND
NX3008PBKS
0.1R
BC857
BC857
2x5_HEAD_SMD
DMP2021UFDF-7
DMP2021UFDF-7
GND
_np
1k
3
V
L
M
S
1300-
G
S
08
180R
ISL80103
5k_np
NX3008NBKS
NX3008NBKS
4k
7
4k
7
4k
7
4k
7
0R
0R
1uF
1uF
PMEG2020EPK,315
PMEG2020EPK,315
0R
560R
Z
X
62D-
B
-5P
A
8
(30)
Z
X
62D-
B
-5P
A
8
(30)
220k
220k
47k
47k
0R_np
BC847
4k7
47k
4k7
_np
_np
_np
_np
_np
_np
_np
_np
NX3008NBKS
2k
2
1x
2_HEA
D
_np
BC847
NX3008NBKS
330R
LGA DevKit S+M
C17
A
B
S3
S3
C51
C52
R7
C53
R14
R17
R18
C19
C50
R21
VIN
1
SD
3
GND
2
VOUT
5
BP
4
IC4
C7
C8
C9
IC1
VCC
19
3V3OUT
16
USBDP
14
USBDM
15
OSCO
28
OSCI
27
GND
4*2
TXD
30
RXD
2
RTS
32
CTS
8
DTR
31
DSR
6
DCD
7
RI
3
CBUS0
22
CBUS1
21
CBUS2
10
CBUS3
11
CBUS4
9
VCCIO
1
RESET
18
GND
24
GND
17
TEST
26
GND
20
C22
C23
R6
LED2
L28
L29
L30
L31
L32
L33
L34
L35
C3
C4
R9
R10
C1
VCC
OE
D+
D-
GND
HSD1+
HSD1-
HSD2+
HSD2-
SEL
C5
R25
R22
R8
VOUT
5
VIN
1
EN
3
GND
2
BP
4
IC20
C14
C15
C18
C20
C21
LE
D1
T4B
R1
1
R12
LE
D3
R13
R16
LE
D4
T9A
R19
R20
T9B
R32
LE
D5
T12A
R33
R34
T12B
R35
IC7
3
1
4
5
2
C30
R36
C31
C34
R37
R39
C2
C6
C16
C39
R40
R41
R42
R43
R44
R45
C46
C47
R47
R48
T4A
P1
T7A
R27
R29
R38
T7B
R30
R52
3
1*5
4*2
T1
3
D3
R53
R54
R55
C48
R56
T5B
2
6
1
3
1*5
4*2
T10
T14A
T14B
R26
T11B
T11A
JP2
1
2
3
4
5
6
7
8
9
10
FLT
6
DVDT
1
EN/UVLO
2
GND
8*2
ILM
7
IN
3*2
OUT
5
T6
3
1*
5
4
*2
T16
3
1*
5
4*
2
C57
R57
LE
D6
R63
IC10
IN
9*2
EN
7
GND
5*
2
OUT
1*2
FB
3
SS
6
PB
4
R75
5
3
4
T1A
2
6
1
T1B
R76
R77
R78
R79
R80
R81
C73
C74
D2
D1
R84
R85
CO
N17
P$1
P$2
P$3
P$4
P$5
P$10
P$6*
2
P$8*
2
P$1
1
CO
N18
P$1
P$2
P$3
P$4
P$5
P$10
P$6*
2
P$8*
2
P$1
1
R60
R86
R90
R91
R92
T8B
R93
R94
R95
TP62
TP63
TP64
TP65
TP67
TP68
TP76
TP81
TP70
TP71
TP72
T17B
2
6
1
R102
JP3
1
2
TP69
T8A
T5A
5
3
4
R104
V480/[1]
V480
V480/[3]
V480/[1]
V480/[1]
V480/[1]
V480/[1]
V480/[1]
V480/[3]
V480/[1]
V480/[1]
FTDI.USB.D+
FTDI.USB.D+
FTDI.USB.D-
FTDI.USB.D-
BATT+/[3]
BATT+/[1]
B
A
TT+
/[
1
]
BATT+/[3]
BATT+/[1]
X100.BATT+
X100.BATT+/[3]
RTS0_X100/[3]
CTS0_X100/[3]
DTR0_X100/[3]
DSR0_X100/[3]
DCD0_X100/[3]
FTD.3V3
FTDI_RESET/[3]
TXD0_X100/[3]
TXD0_X100/[3]
RXD0_X100/[3]
RXD0_X100/[3]
RING0_X100/[3]
BIG_LGA_DETECT/[1]
BOARD.D+
BOARD.D+
BOARD.D-
BOARD.D-
USB_DP_BIG_LGA/[1]
USB_DM_BIG_LGA/[1]
USB_DP_TINY_LGA/[1]
USB_DM_TINY_LGA/[1]
A
N
T
_
GP
S
_
P
W
R
/[1
]
VUSB/[1]
VUSB/[1]
VREF/[3]
VREF/[3]
VREF/[3]
VREF/[3]
VEXT_BUFF/[1]
VEXT_BUFF/[3]
VEXT_BUFF/[1]
VEXT_BUFF/[1]
VEXT_BUFF/[1]
SD_CLK(GPIO5)_X100/[3]
VEXT_JUMPER/[3]
GND_DETECT_DSB/[3]
EXTERN_REFERENCE/[1]
VUSB_FTDI
VUSB_FTDI
VUSB_FTDI
/[1]
BATT+_BB/[1]
BATT+_RF/[1]
LDO_OUT/[3]
GND_MODUL_LED
GND_MODUL_LED
ERROR_LED_OD
ERROR_LED_OD
I2C_CLK_LS/[3]
I2C_DAT_LS/[3]
I2CCLK/[1]
I2CDAT/[1]
E_VEXT-PD/[1]
DI
S
C
HA
RG
E
_
B
A
T
T
+
/[
1
]
LED_EN/[1]
ATMEGA_3V_LDO/[1]
Änderung
Datum
Nam.
Datum
Name
Bear.
Gepr.
Vers.:
Blatt:
Ers. f.:
Ers. d.:
BG:
A
B
C
D
E
F
G
H
H
G
F
E
D
C
B
A
5
2
1
1
2
3
4
5
4
3
GND
VCC
GND
VCC
D-
D+
ID
GND
VCC
D-
D+
ID
GND
BATT+: 2.8V - 4.86V
ON/OFF
STATUS
RX
TX
WHITE
GREEN
SOFT
ORANGE
LIGHT
BLUE
User Option:
BA
T
5V
bridge FET control with R14
LED White
Place Jumper between
1 & 2 to power GPS
If the DevKit is used as DSB Adapter then the LDO is enabled for a fixed 3V referencce.
If the DevKit is used standalone then the reference is also sourced from +3V or from extern reference
PLACE JUMPER
PLACE VOLTMETER
PLACE AMETER
RED
Place R75 for fixed VOUT
if P1 is not placed
LDO BATT+
USB <-> UART Bridge: FTDI
GPS PWR
USB MULTIPLEXER
LDO +3V
USB SUPPLY DIODE
RX & TX LEDs
VEXT BUFFER
IN RUSH CURRENT PROTECTION
CURRENT MEASUREMENT
I2C LEVELSHIFTER
>A
=
>B
=