LAPIS Semiconductor ML7105 User manual

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FEXL7105_USB_HardManual-01
ML7105 USB dongle BOARD
（USB7105GD-01）
Hardware Manual
Issue Date: May 31, 2013

ML7105 USB BOARD Hardware Manual
i
NOTES
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ML7105 USB BOARD Hardware Manual
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Preface
This hardware manual describes hardware overview of the ML7105 USB BOARD
（USB7105GD-01）which enables Bluetooth® LE compliant 2.4GHz band radio communication
capability to Windows® PC via USB.
The following related manual is available and should be referenced as needed:
ML7105 Data Sheet
ML7105 User’s Manual(Only Japanese now)
Bluetooth Application Controller Interface (BACI) Command Manual
•Bluetooth® is a registered trademark of Bluetooth SIG, Inc.
•All other company and product names are the trademarks or registered trademarks of the respective companies.

ML7105 USB BOARD Hardware Manual
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Table of Contents
NOTES.............................................................................................................................................................................i
Preface............................................................................................................................................................................ii
1. ML7105 USB BOARD overview ................................................................................................................................. 1
2. General Description.................................................................................................................................................... 2
2.1 System Structure................................................................................................................................................... 2
2.2 Composition of ML7105 USB BOARD.................................................................................................................. 3
3. Operation procedure................................................................................................................................................... 4
3.1 First Setup ............................................................................................................................................................. 4
3.2 Operating mode..................................................................................................................................................... 4
3.3 Switching BACI/HCI mode .................................................................................................................................... 4
4. User Inetrface ............................................................................................................................................................. 5
4.1 Jumper/Connector................................................................................................................................................. 5
5. PCB Schematics......................................................................................................................................................... 6
5.1 ML7105 Wireless Module...................................................................................................................................... 6
5.1 USB conversion board .......................................................................................................................................... 7
6. PCB Layout (wireless module) ................................................................................................................................... 8
Revision History.............................................................................................................................................................. 9

ML7105 USB BOARD Hardware Manual
1. ML7105 USB BOARD overview
1
1. ML7105 USB BOARD overview
Once the ML7105 USB BOARD delivered, please confirm that the following composition article contents are all packed in
this kit. If you find any damage, leakage of the package article in the kit, please contact to your distributor or the ROHM’s
responsible sales.
The composition article contents
Composition article Quantity
ML7105 wireless module 1
USB conversion board 1
Figure 1-1 ML7105 USB BOARD (module attached)
ML7105 USB BOARD
ML7105 wireless module
USB conversion board

ML7105 USB BOARD Hardware Manual
2. General Description
2
2. General Description
2.1 System Structure
USB dongle can be master role of Bluetooth LE connection. USB serail IC emulate com port interface between Windows
PC and ML7105 wireless module.
BACI mode is used for software interface to ML7105 wireless module, please refer to Bluetooth Application Controller
Interface Command Manual for more details.
Figure 2-1 System overview using ML7105 USB Board

ML7105 USB BOARD Hardware Manual
2. General Description
3
2.2 Composition of ML7105 USB BOARD
Figure 2-1 shows a top view of ML7105 USB BOARD, and Table 2-1 explains the compositions.
Figure 2-2 ML7105 USB BOARD
Table 2-1 Composition of ML7105 USB BOARD
Number Name Symbol Description
①ML7105 U1 Bluetooth LE radio communication LSI
②Pattern antenna ANT1 2.45GHz pattern antenna
③BR24TNUX-WTR U2 EEPROM with I2C interface
④NX2520SA-26.000M-STD-C
SW-4 X1 26.0MHz crystal oscillator
⑤55650-0388 J1 Molex 0.5mm pitch BtoB connector (plug)
⑥54363-0389 J52 Molex 0.5mm pitch BtoB connector (receptacle)
⑦B3U-3000P(M)-B S51 Reset Switch
⑧FT232RQ U51 FTDI USB UART (USB serial) IC
⑨USB connector J51 USB plug-A PCB pattern
⑤
①
②
③
④
⑥
⑦
⑧
⑨

ML7105 USB BOARD Hardware Manual
3. Operation procedure
4
3. Operation procedure
3.1 First Setup
①Install driver software for USB serial IC. Virtual Com Port driver can be downloaded from following link.
http://www.ftdichip.com/Drivers/VCP.htm
②Insert USB dongle into USB connector on your PC.
ML7105 USB Board will be ready to use now.
Please refer to ML7105 Evaluation kit PC application manual for further operation.
USB dongle require UART interface, it is important to select module with UART interface marked as shown below.
Figure 3-1 ML7105 Wireless module in BACI mode with UART I/F
3.2 Operating mode
ML7105 USB Board supports following operating mode.
Pin No Descritpion
BACI mode*1 Support Bluetooth Application Controller Interface (BACI)API. Detail of BACI commands and events are described in Bluetooth Application Controller
Interface Command Manual.pdf
HCI mode*1 Support Host Controller Interface (HCI), Bluetooth stadndard interface.
ICE mode Enable access to internal CPU via ICE. Reserved for future use.
3.3 Switching BACI/HCI mode
Configuration either BACI mode or HCI mode will be done by configuration parameter stored in EEPROM memory.

ML7105 USB BOARD Hardware Manual
4. User Interface
5
4. User Inetrface
4.1 Jumper/Connector
Symbol Silk Description Default Remark
◆Test mode configuration
JP50 JP50 Test mode configuration TMOD0 (TEST) Short
JP51 JP51 Test mode configuration TMOD1 (SPICLK) Open
JP52 JP52 Test mode configuration TMOD2 (SPIXCS) Open
JP53 JP53 Test mode configuration TMOD3 (SPIDIN) Open
◆Miscellaneous Jumper
J55 JPA_VDD Jumper to select power source internally generated
3V3 or supply from ICE Not mounted
J57 J57 Jumper to connect I2C_SCL and TMS (reserved for
future use) Not mounted
J58 J58 Jumper to connect I2C_SDA and TCK (reserved for
future use) Not mounted
◆ICE Connector
J54 J54 Connector for ICE (reserved for future use) Not mounted

ML7105 USB BOARD Hardware Manual
5. PCB Schematics
6
5. PCB Schematics
5.1 ML7105 Wireless Module
Figure 5-1 ML7105 wireless module

ML7105 USB BOARD Hardware Manual
5. PCB Schematics
7
5.1 USB conversion board
Figure 5-2 USB conversion board

ML7105 USB BOARD Hardware Manual
6. PCB Layout
8
6. PCB Layout (wireless module)
top L2 (GND)
L3 (VCC) Bottom

ML7105 USB BOARD Hardware Manual
Revision History
9
Revision History
Page
Document No. Issue Date Previous
Edition New Edition Description
PEXL7105_USB_Har
dManual-01 2012.Aug.17 – 0.1 Draft release
PEXL7105_USB_Har
dManual-02 2012.Aug.27 0.1 0.2 Minor changes in header, footer part. Corrected typo.
PEXL7105_USB_Har
dManual-03 2012.Sep.6 0.2 0.3 Added wireless module picture indicating UART I/F
FEXL7105_USB_Har
dManual-01 2013.May.31 －－Final 1st Edition