Integration Manual
Table Of Contents
- Contents
- 1 System description
- 1.1 Overview
- 1.2 Architecture
- 1.3 Pin-out
- 1.4 Operating modes
- 1.5 Supply interfaces
- 1.5.1 Module supply input (VCC)
- 1.5.1.1 VCC supply requirements
- 1.5.1.2 VCC current consumption in 2G connected mode
- 1.5.1.3 VCC current consumption in 3G connected mode
- 1.5.1.4 VCC current consumption in LTE connected mode
- 1.5.1.5 VCC current consumption in cyclic low power idle mode / active mode
- 1.5.1.6 VCC current consumption in fixed active mode
- 1.5.2 Generic digital interfaces supply output (V_INT)
- 1.5.1 Module supply input (VCC)
- 1.6 System function interfaces
- 1.7 Antenna interfaces
- 1.8 SIM interfaces
- 1.9 Data communication interfaces
- 1.10 eMMC interface
- 1.11 Digital Audio interfaces
- 1.12 ADC interfaces
- 1.13 General Purpose Input/Output
- 1.14 Reserved pins (RSVD)
- 1.15 System features
- 1.15.1 Network indication
- 1.15.2 Jamming detection
- 1.15.3 IP modes of operation
- 1.15.4 Dual stack IPv4 and IPv6
- 1.15.5 Embedded TCP/IP and UDP/IP
- 1.15.6 Embedded FTP and FTPS
- 1.15.7 Embedded HTTP and HTTPS
- 1.15.8 SSL and TLS
- 1.15.9 Firmware update Over AT (FOAT)
- 1.15.10 Firmware update Over The Air (FOTA)
- 1.15.11 Power Saving
- 2 Design-in
- 2.1 Overview
- 2.2 Supply interfaces
- 2.2.1 Module supply (VCC)
- 2.2.1.1 General guidelines for VCC supply circuit selection and design
- 2.2.1.2 Guidelines for VCC supply circuit design using a switching regulator
- 2.2.1.3 Guidelines for VCC supply circuit design using a LDO linear regulator
- 2.2.1.4 Guidelines for VCC supply circuit design using a rechargeable battery
- 2.2.1.5 Guidelines for VCC supply circuit design using a primary battery
- 2.2.1.6 Additional guidelines for VCC supply circuit design
- 2.2.1.7 Guidelines for the external battery charging circuit
- 2.2.1.8 Guidelines for external charging and power path management circuit
- 2.2.1.9 Guidelines for removing VCC supply
- 2.2.1.10 Guidelines for VCC supply layout design
- 2.2.1.11 Guidelines for grounding layout design
- 2.2.2 Generic digital interfaces supply output (V_INT)
- 2.2.1 Module supply (VCC)
- 2.3 System functions interfaces
- 2.4 Antenna interface
- 2.5 SIM interfaces
- 2.6 Data communication interfaces
- 2.7 eMMC interface
- 2.8 Digital Audio interface
- 2.9 ADC interfaces
- 2.10 General Purpose Input/Output
- 2.11 Reserved pins (RSVD)
- 2.12 Module placement
- 2.13 Module footprint and paste mask
- 2.14 Thermal guidelines
- 2.15 Design-in checklist
- 3 Handling and soldering
- 4 Approvals
- 5 Product testing
- 6 FCC Notes
- Appendix
- Glossary
- Related documents
- Revision history
- Contact
TOBY-L3 series - System Integration Manual
TSD-19090601 - R13 System Integration Manual Page 109 of 143
All GND pins of the cellular module and the u-blox JODY-W2 Wi-Fi module are connected to ground.
All the other pins of the u-blox JODY-W2 Wi-Fi module are intended to be not connected.
JODY-W2
Wi-Fi module
SD_D0
54
SD_D1
55
SD_D2
50
SD_D3
51
SD_CLK
53
SD_CMD
52
TOBY-L3 series
cellular module
SDIO_D0
66
SDIO_D1
68
SDIO_D2
63
SDIO_D3
67
SDIO_CLK
64
SDIO_CMD
65
V_INT
5
VBAT
2
1V8
4
VIO
3
R1
LDO regulator
1V8VCC
U1
C2
OUTIN
SENSE
BYP
SHDNn
GND
C4
C6
ANT1
29
ANT0
29
Wi-Fi
antenna
WL_DEV_WAKE
9
GPIO1
21
GND
GND
LTE_COEX_TX
13
TXD2
161
LTE_COEX_RX
14
RXD2
162
LP0_IN
60
CORE_PDN
59
PDN
58
PG
57
R3
R4
VCC
OUT
VDD
ENDENABLE
32K XO Crystal
GPIO7
248
GPIO6
61
WL_HOST_WAKE
10
HOST_SELECT0
26
R2
R5
R6
C1
C3
R7
R8
R9
R10
C5
Figure 54: Application circuit for TOBY-L3 cellular module and u-blox JODY-W2 short range radio communication module
Reference
Description
Part Number - Manufacturer
C1, C3, C5
100 nF Capacitor Ceramic X5R 0402 10% 10V
GRM155R71C104KA01 – Murata
C2
1 µF Capacitor Ceramic X7R 0603 10% 25 V
GRM188R71E105KA12 - Murata
C4
10 nF Capacitor Ceramic X7R 0402 10% 16 V
GRM155R71C103KA01 - Murata
C6
10 µF Capacitor Ceramic X5R 0603 20% 6.3 V
GRM188R60J106ME47 - Murata
R1
470 k Resistor 0402 5% 0.1 W
RK73B1ETTD474J - KOA
R2
22 Resistor 0402 5% 0.1 W
RK73B1ETTP220J - KOA
R3, R5
10 k Resistor 0402 5% 0.1 W
RK73B1ETTP103J - KOA
R4, R6
100 k Resistor 0402 1% 0.1 W
RK73H1ETTP1003F - KOA
R7, R8, R9, R10
1 k Resistor 0402 5% 0.1 W
RC0402JR-071KL - Yageo Phycomp
U1
LDO Linear Regulator 1.8 V 0.3 A
LT1962EMS8-1.8 - Linear Technology
Table 42: Parts for connecting TOBY-L3 cellular modules and u-blox EMMY-W161 short range communication modules
Connection with external SDIO devices
Figure 55 and Table 43 show an application circuit example for connecting the SDIO interface of the TOBY-
L3 series modules to a 1.8 V SDIO device: the SDIO pins of the cellular module are connected to the related