Cinterion
®
LGA DevKit Things User Guide
8.1 LGA DevKit T
25
t
lga_devkit_t_ug_v01
2020-08-20
Public / Released
Page 24 of 26
2.
2u
F
SSSS
8
1
1
1
0
1
33
p
F
_np
33
p
F
_np
1u
F
_
np
0R_np
12
k
7
2k
7
4
15
p
F
2.
2u
F
47k
TC1014-3.0VCT713
1u
F
1u
F
47
0p
F
FT232RQ
10
0n
F
10
0n
F
680R
VLMW1300-GS08
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
BLM15HG601SN1
47
0u
F
47
0u
F
GND
10
0n
F
10
0k
47
k
LP2985AIM5-3.0
10
0n
F
10
n
F
1u
F
10
0n
F
1u
F
V
L
M
W
130
0-
G
S
08
BC847
2k
7
4k7
V
L
M
B
13
00-
G
S
08
68
0
R
4k7
V
L
M
G
13
00-
G
S
08
BC847
33
0
R
47
k
BC847
10k
V
L
M
O
13
00-
G
S
08
BC847
33
0
R
47
k
BC847
10k
TLV6741
100nF
0R
10
0n
F
_
n
p
1n
F
47
0k
1k
47
0u
F
47
0u
F
47
0u
F
47
0u
F
0.
1
R
0.
1
R
0.
1
R
0.
1
R
0.
1
R
0.
1
R
47
0u
F
47
0u
F
0.
1
R
0.
1
R
BC847
44WR10KLFTB
BC847
47
k
4k7
47
k
BC847
4k7
47
k
DM
P
2
0
2
1UF
D
F
-7
PMEG2020EPK,315
1M
33R
47
k
1u
F
1M
NX3008NBKS
DMP2021UFDF-7
GND
GND
GND
NX3008PBKS
0.1R
BC857
BC857
2x5_HEAD_SMD
DMP2021UFDF-7
DMP2021UFDF-7
GND
_n
p
1k
3
V
L
M
S
13
00-
G
S
08
18
0
R
ISL80103
5k_np
NX3008NBKS
NX3008NBKS
4k
7
4k
7
4k
7
4k
7
0R
0R
1u
F
1u
F
PMEG2020EPK,315
PMEG2020EPK,315
56
0
R
Z
X
6
2
D
-B
-5
P
A8
(3
0
) Z
X
6
2
D
-B
-5
PA8
(3
0
)
22
0k
22
0k
47
k
47
k
0
R
_np
BC847
4k7
47
k
4k7
_np
_np
_np
_np
_np
_np
_np
_np
NX3008NBKS
2k
2
1x
2_
H
E
A
D
_np
_np
BC847
NX3008NBKS
33
0
R
NX3008NBKS_np
NX3008NBKS_np
NX3008NBKS_np
NX3008NBKS_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
NX3008NBKS_np
NX3008NBKS_np
0R_np
0R_np
0R_np
0R_np
0R_np
0R_np
NX3008NBKS_np
NX3008NBKS_np
NX3008PBKS
LGA DevKit Things
C1
7
A
B
S3
S3
C5
1
C5
2
C5
3
R14
R1
7
R1
8
C1
9
C5
0
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
C2
2
C2
3
R6
LED2
L28
L29
L30
L31
L32
L33
L34
L35
C3
C4
C5
R2
5
R2
2
VOUT
5
VIN
1
EN
3
GND
2
BP
4
IC20
C1
4
C1
5
C1
8
C2
0
C2
1
LE
D
1
T4B
R1
1
R12
LE
D
3
R1
3
R16
LE
D
4
T9A
R1
9
R2
0
T9B
R32
LE
D
5
T12A
R3
3
R3
4
T12B
R35
IC7
3
1
4
5
2
C30
R36
C3
1
C3
4
R3
7
R3
9
C2
C6
C1
6
C3
9
R4
0
R4
1
R4
2
R4
3
R4
4
R4
5
C4
6
C4
7
R4
7
R4
8
T4A
P1
T7A
R2
7
R29
R3
8
T7B
R30
R5
2
3
1*5
4*2
T13
D3
R5
3
R54
R5
5
C4
8
R5
6
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
C5
7
R5
7
LE
D
6
R6
3
IC10
IN
9*2
EN
7
GN
D
5*
2
OUT
1*2
FB
3
SS
6
PB
4
R75
5
3
4
T1A
2
6
1
T1B
R7
6
R7
7
R7
8
R7
9
R80
R81
C7
3
C7
4
D2
D1
R8
5
CO
N
1
7
P$1
P$2
P$3
P$4
P$5
P$
10
P
$6*
2
P$
8*
2
P$
1
1
CO
N
1
8
P$1
P$2
P$3
P$4
P$5
P$
10
P
$6*
2
P$
8*
2
P$
1
1
R6
0
R8
6
R9
0
R9
1
R9
2
T8B
R93
R9
4
R95
TP62
TP63
TP64
TP65
TP67
TP68
TP76
TP81
T P70
T P71
T P72
T17B
2
6
1
R
102
JP
3
1
2
TP69
T8A
T5A
5
3
4
R
104
T18B
2
6
1
T18A
5
3
4
T19B
2
6
1
T19A
5
3
4
R7
R8
R9
R10
R31
R74
R84
R105
R106
R107
T20B
2
6
1
T20A
5
3
4
R108
R109
R110
R111
R112
R113
T21B
2
6
1
T21A
5
3
4
T15A
V480/2.??
V480
V480/2.??
V480/2.??
V480/2.??
V480/2.??
V480/2.??
V480/4.??
V480/2.??
V480/2.??
FTDI.USB.D+
FTDI.USB.D+
FTDI.USB.D-
FTDI.USB.D-
BATT+/4.??
BA
T
T
+
/4
.?
?
BATT+/4.??
BATT+/4.??
BATT+/4.??
X100.BATT+
X100.BATT+/4.??
RTS0_X100/4.??
CTS0_X100/4.??
DTR0_X100/4.??
DSR0_X100/4.??
DCD0_X100/4.??
FTD.3V3
FTDI_RESET/4.??
TXD0_X100/4.??
TXD0_X100/4.??
RXD0_X100/4.??
RXD0_X100/4.??
RING0_X100/4.??
BOARD.D+/1.??
BOARD.D-/1.??
VUSB/1.??
VUSB/1.??
VREF/4.??
VREF/4.??
VREF/4.??
VREF/4.??
VEXT_BUFF/2.??
VEXT_BUFF/4.??
VEXT_BUFF/2.??
VEXT_BUFF/2.??
VEXT_BUFF/2.??
SD_CLK(GPIO5)_X100/4.??
VEXT_JUMPER/4.??
GND_DETECT_DSB/4.??
EXTERN_REFERENCE/2.??
VUSB_FTDI
VUSB_FTDI
VUSB_FTDI
/2.??
BATT+_BB/1.??
BATT+_RF/1.??
LDO_OUT/4.??
GND_MODUL_LED
GND_MODUL_LED
ERROR_LED_OD
ERROR_LED_OD
I2C_CLK_LS/2.??
I2C_DAT_LS/2.??
I2CCLK/1.??
I2CDAT/1.??
E_VEXT-PD/2.??
DI
S
CHA
RG
E
_
B
A
TT
+
/2
.?
?
LED_EN/2.??
ATMEGA_3V_LDO/2.??
ANT_GPS_PW R/2.??
LS
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
GN
D
VCC
GND
VCC
D-
D+
ID
GND
VCC
D-
D+
ID
GND
BATT+: 2.8V - 4.86V
ON/OFF
STATUS
RX
TX
3
11.02.2020 OSTERL
B1
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
Remove R80 & R81
for ultra low current
measurements
LDO BATT+
USB <-> UART Bridge: FTDI
GPS PWR
FUTURE USE COMPONENTS
LDO +3V
USB SUPPLY DIODE
RX & TX LEDs
VEXT BUFFER
IN RUSH CURRENT PROTECTION
CURRENT MEASUREMENT
I2C LEVELSHIFTER
>A
=
>B
=