TOBY-L2 and MPCI-L2 series - System Integration Manual
UBX-13004618 - R07
Advance Information
Design-in
Page 132 of 158
2.16.3
Schematic for TOBY-L200-50S / TOBY-L210-50S
Figure 77 is an example of a schematic diagram where a TOBY-L200-50S / TOBY-L210-50S module is integrated
into an application board, using all the available interfaces and functions of the module.
3V8
GND
330µF 100nF 10nF
TOBY-L200-50S / TOBY-L210-50S
71
VCC
72
VCC
70
VCC
3
V_BCKP
23
RESET_N
Application
Processor
Open
drain
output
20
PWR_ON
Open
drain
output
68pF
47pF
SIM Card
Connector
CCVCC (C1)
CCVPP (C6)
CCIO (C7)
CCCLK (C3)
CCRST (C2)
GND (C5)
47pF 47pF
100nF
59
VSIM
57
SIM_IO
56
SIM_CLK
58
SIM_RST
47pF
ESD ESD ESD ESD
81
ANT1
87
ANT2
Primary
cellular antenna
TP
TP
Secondary
cellular antenna
5
V_INT
TP
15pF
8.2pF
+
100µF
+
75
ANT_DET
GND
RTC
back-up
26
HOST_SELECT0
62
HOST_SELECT1
SDA
SCL
26
27
RSVD
RSVD
6
61
GPIO6
22
GPIO2
24
GPIO3
25
GPIO4
60
GPIO5
21
GPIO1
Wi-Fi enable
ELLA-W1 series
Wi-Fi module
ANT1
29
ANT2
26
BPF
53
I2S_RXD
51
I2S_TXD
52
I2S_CLK
50
I2S_WA
V_INT
16
TXD
17
RXD
12
DCD
14
RTS
15
CTS
13
DTR
10
DSR
11
RI
TP
TP
TP
TP
TP
TP
TP
TP
TXD
RXD
DCD
RTS
CTS
DTR
DSR
RI
1.8 V DTE
GND
GND
USB 2.0 host
D-
D+
27
USB_D-
28
USB_D+
VBUS
4
VUSB_DET
TP
TP
LDO regulator
3V8
OUT
IN
VIO
5
1V8
6
LDO regulator 3V3
3V8
OUT
IN
GND
SHDNn
3V3
4
1V8
OUT
IN
GND
SHDNn
V_INT
470k
GND
GND
65
SDIO_CMD
66
SDIO_D0
68
SDIO_D1
63
SDIO_D2
67
SDIO_D3
64
SDIO_CLK
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
22
Ω
SD_D0
15
SD_D1
16
SD_D2
11
SD_D3
12
SD_CLK
14
SD_CMD
13
GND
PDn
9
RESETn
10
SLEEP_CLK
19
CFG
20
GND
47k
Wi-Fi
antenna
0
Ω
0
Ω
0
Ω
0
Ω
0
Ω
0
Ω
0
Ω
Figure 77: Example of schematic diagram to integrate a TOBY-L200-50S / TOBY-L210-50S in an application, using all interfaces