CONFIDENTIAL
Barometric Pressure Sensor
Evaluation Board
Operational Manual
Ver A
2015/11/12
1
CONFIDENTIAL
Contents
1 Introduction ...................................................................................................................... 3
Preparation .................................................................................................................... 4
2.1 Installation of the application ........................................................................................................... 4
2.2 Installation of the USB driver............................................................................................................ 6
2.3 Connection of Barometric Pressure Sensor Board and EVB ............................................................. 6
3
Starting and closing the application ............................................................................... 7
3.1 Connection of the Evaluation Board and PC ..................................................................................... 7
3.2 Starting the application ..................................................................................................................... 9
3.3
4
How to stop ................................................................................................................................ 12
How to operate ............................................................................................................ 13
4.1
Evaluation board switch ............................................................................................................. 13
4.2
Application screen ...................................................................................................................... 14
4.3
Data file logging ......................................................................................................................... 19
5
Bluetooth mode ........................................................................................................... 20
6
Trouble shooting .......................................................................................................... 20
7
Operating Condition……………………………………………………………………………………21
2
CONFIDENTIAL
1 Introduction
This EV Board enables measurement of air pressure. EV Board equipped with 1 barometric
sensor board and a PC is required for air pressure measurement.
Current and the change
in air pressure can be measured by the application.
Barometric Pressure Sensor Board
Application
Barometric Pressure Sensor
Evaluation Board
Fig.1 Barometric Pressure Sensor EV Board
System requirement for operations of Evaluation Board
・ Barometric Pressure Sensor Evaluation Board (EVB)
・ Barometric Pressure Sensor Board
・ Connecting cord (EVB ⇔ Barometric Pressure Sensor Board)
・ Evaluation Application (Application) Installer
(SetupPressureSensorEvalTool_v1.0.3E.msi)
・ PC (OS Windows 7 or Windows XP)
・ USB Cable (A Type ⇔ Mini B Type)
・ FTDI USB Driver Installer (CDM20600.exe)
・ Barometric Pressure Sensor Evaluation Board Operational Manual
3
CONFIDENTIAL
2 Preparation
2.1 Installation of the application
Installation of the application.
1, Start set up wizard by double clicking “SetupPressureSensorEvalTool_v1.0.3E.msi”
Fig.2 Barometric Sensor Eval Tool Setup wizard
2, Install the application by following the instructions. Click “close” when installation is
completed.
Fig.3 Installation Complete
4
CONFIDENTIAL
*Caution
When un-installing the application, follow the below procedure.
1, From “start menu” – “control panel” – “program” – select and click “uninstall program”
Fig.4 Control Panel
2, Select and double click “PressureSensorEvalTool”. Follow the instruction on the screen
and uninstall the application. Confirm that “PressureSensorEvalTool”is deleted
Fig.5 Uninstallation of the application
5
CONFIDENTIAL
2.2 Installation of the USB driver
Installation of the USB driver
1, Run “CDM20600.exe”and install the USB driver. Installation will be done automatically.
2.3 Connection of Barometric Sensor Board and EVB
Connect the Barometric Pressure Sensor board to EVB as below. In case of noise problem,
please do not use the connecting code longer than 30cm.
SCL
SDA
SAO
CS
INT
REF
VDD
GND
SPC
SDI
SDO
CS
INT
REF
VDD
GND
Fig.6 Connection of Barometric Pressure Sensor Board and EVB
*Caution
Length of connecting code should be shorter than our recommend, in case of usage
environment.
“REF” terminal is used for internal purpose. For demo usage, there is no need to connect.
Please take caution not to short circuit with the through-hold when soldering the PIN to each
terminal. (Refer to the Fig 7 picture)
6
CONFIDENTIAL
Through-hole and
terminal are close
”
Fig 7: Close-up of the position of through-holes and each terminals on the board
3 Starting and closing the application
3.1 Connection of the Evaluation Board and PC
Below is the set up instruction for connecting the EVB via USB Cable. Install USB driver
and add device. Check the COM port number which will be used by the application.
1, Slide the switch to “ON”
2, Connect EVB to PC via USB, below Fig.8 will be displayed. Device will be added. Fig.9 will
be displayed after completion.
Fig.8 Installing device
Fig.9 Finished installation
3, Check the COM port number for the device by Clicking “Control Panel” then
“System and Security” → “Device Manager”
7
CONFIDENTIAL
Fig.10 Control panel
Fig.11 System and security
8
CONFIDENTIAL
4, Check port number by clicking ”Port（COM and LPT）” then ”USB Serial Port”.（Fig.12
Example shows COM5）. This port number is used when starting up the application.
Fig.12 Device manager
3.2 Starting the application
Start the application once after setting up the connection of the evaluation board has
finished.
If the COM port number is uncertain, please refer to 3.1
1. Double click the icon of “PressureSensorEvalTool”on the desktop, or choose from
“START” Menu ”All program” → “muRata Applications” → “PressureSensorEvalTool” ,
click and activate the application.
2. Select the COM port number and press「CONNECT」
9
CONFIDENTIAL
Fig.13 Activate the application and connection
3. Once the connection of the EV Board is established, the measurement will be possible.
Measurement will begin by clicking “START”.
10
CONFIDENTIAL
Fig.14 Start measurement
Fig.15 Measurement in progress
11
CONFIDENTIAL
3.3 How to stop
To finish the measurement, first click the ×(Close) button, right above the screen
(Fig.16), then remove the USB cable.
Fig.16 Finish the application
12
CONFIDENTIAL
4 How to operate
4.1 Evaluation board switch
There is a slide switch on the evaluation board. Slide the switch to “ON” to activate the EV
Board.
Fig.17 Evaluation board switch
13
CONFIDENTIAL
4.2 Application screen
Fig.18 shows the application screen. From the screen, the result of barometric
pressure sensor measurement is showed.
1
2
3
4
8
5
6
7
Fig.18 Application Screen
1, COM Port connection method setup
Set up the connection between EV Board and PC
Combo Box
：Select the COM port
“CONNECT” Button
：EV Board and the PC will be connect
14
CONFIDENTIAL
2, Operation mode setup
Setup the EVB movement.
“ONE-SHOT mode” Radio button
：Move in ONE-SHOT mode
“Continuous mode” Radio button
：Move in Continuous mode
3, Sensor setup
Set up the barometric pressure sensor movement.
ONE-SHOT mode case
“Sampling Rate” Combo box：Set up frequency to get data from
barometric pressure sensor
“Conversion time” Combo box
：Set up ODR bit of barometric sensor
Continuous mode case
“Sampling Rate” Combo box
：Set up frequency to get data from
barometric pressure sensor
“ODR” Combo box
：Set up ODR bit of barometric pressure sensor
“AVG” Combo box
：Set up AVG bit of barometric pressure sensor
Common
“AUTO_ZERO” Check box
：St up AUTO_ZERO bit of barometric pressure sensor
Show delta of barometric value at start
15
CONFIDENTIAL
4, Result settings
Set the unit in graphs and display.
“Pa” Radio button
：Sets the unit as “Pa” in graph and display
“mBar (hPa)” Radio button
：Sets the unit as “mBar (hPa)” in graph and display
“m” Radio button
：Sets the unit as ”m” in graph and display
5, Graph range setting
Set the range in graph and display.
“Auto” Radio button
: Set the first measurement data as “center value”
“Self” Radio button
: Set the designated value as “center value”
Pressure range setting
: Set the pressure display range, after pushed the “SET”
button
Temperature range setting
: Set the temperature display range as “Max value” and
“Min value”, after pushed the “SET” button
6, Logging settings
Change settings of measurement data logging.
“Logging” Check Box
：Enables logging of measurement data into file
File selection dialog will appear when the file is not
specified
“Select file…” Button
：Specify the log file by file selection dialog
File name display and edit box ：Shows the path of the specified file
16
CONFIDENTIAL
7, START and STOP button
START and STOP button for pressure measurement
or
“START” or “STOP” Button
: “START” starts the measurement
“STOP” stops the measurement
17
CONFIDENTIAL
8, Displays the measurement result
Display the measurement result both in graph and numerical reading.
It also displays the temperature measurement result.
Pressure reading display
: Displays the reading obtained from the barometric sensor
Temperature reading display
: Displays the reading obtained from the barometric sensor
Pressure reading graph
: Displays the reading obtained from the barometric sensor
in graph
Temperature reading graph
: Displays the reading obtained from the temperature
in graph
Pressure range display
: Pressure range is displayed at left side of vertical line
Temperature range display
: Temperature range is displayed at right side of vertical
line
Timeline range display
: Timeline is displayed at bottom of horizontal line
18
CONFIDENTIAL
4.3 Data file logging
Log data file will be saved as a CSV file format as shown in Fig.19
Header
・Date
・Sensor setting
Result
・Pressure
・Temperature
Fig.19 Logging file format
19
CONFIDENTIAL
5 Bluetooth mode
This EVB has Bluetooth wireless mode. Please mount the ZEAL-C02 Bluetooth module as Fig.20.
When you start the Bluetooth mode, connect the potable USB battle to EVB and turn on the
SW1 with pushing the SW2. When the LED turns on, the EVB will start the wireless
communication mode.
Bluetooth module (ZEAL-C02)
SW1
LED
SW2
Fig.20 Evaluation board with Bluetooth module
*Caution
Please do not mount the Bluetooth module upside down.
6 Trouble shooting
・If the output waveform does not appear, check if the evaluation board and USB are firmly
connected. Also check if the USB drive is installed.
20
CONFIDENTIAL
7 Operating Condition
Please kindly use under following condition;
Parameter
Operating Temperature
Poser Supply Voltage (VBUS)
Current Consumption
Min.
Typ.
Max.
Unit
-
+25
-
℃
4.75
5.0
5.25
V
-
-
150
mA
21
CONFIDENTIAL
Revision Record
DATE
Ver
Change point
Reason
Checked by
PIC
2015/11/12
A
-
-
-
D.Hamaguchi
22