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USER MANUAL

MLX90614 Evaluation board

390129061401

Page 1 of 20

User Manual

Rev 001

Oct/2006

MLX90614 Single and Dual zone Infra Red

thermometer Evaluation Board

EVB90614

User Manual

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Summary of Contents for EVB90614

Page 1: ...USER MANUAL MLX90614 Evaluation board 390129061401 Page 1 of 20 User Manual Rev 001 Oct 2006 MLX90614 Single and Dual zone Infra Red thermometer Evaluation Board EVB90614 User Manual...

Page 2: ...ecting the EVB90614 evaluation board 5 5 Getting started with MLX90614 Configurator 5 5 1 MLX90614 Configurator overview 5 5 2 Working with MLX90614 Configurator 5 5 3 Configuration of MLX90614 module...

Page 3: ...l into the customer s application Please contact IR Sales at Melexis for quotations The EVB90614 allows engineers to customize the MLX90614 for high accuracy IR measurements in an R D or Laboratory se...

Page 4: ...e 1 Extension connector 70553 0003 from www molex com allowing additional MLX90614 modules to be connected to SMBus Connector pin description pin1 SCL Vz pin 1 is marked on the plastic body of the con...

Page 5: ...Device Manager Fig 4 2 Fig 4 2 5 Getting started with MLX90614 Configurator 5 1 MLX90614 Configurator overview The MLX90614 Configurator is a Windows based software application designed to be used wit...

Page 6: ...erted on the EVB or the module is not a MLX90614 the user will be notified Fig 5 2 Click the button OK The main panel looks as shown in Fig 5 3 Fig 5 2 Fig 5 3 Note that the buttons Power off and Refr...

Page 7: ...nector 1 can be found on page 20 Main panel description Turn off module power supply Opens Console Utility window for manual sending of commands See Appendix A for commands set Opens Configuration upl...

Page 8: ...WM and Thermo Relay mode PWM mode defines single or extended PWM mode PWM struct selects what data will be transmitted via the PWM PWM period defines the PWM period A list of available settings as dro...

Page 9: ...drop down menu the desired option Fig 5 7 Fig 5 7 Note that when the Thermo relay option is selected the fields To max and To min change in Hysteresis and Threshold respectively Fig 5 6 Hysteresis add...

Page 10: ...y read the EEPROM too Click button Write to write changed EEPROM cells Factory calibration values will not be altered Writing EEPROM cell is automatically preceded by erasure Click button Save file to...

Page 11: ...Fig 5 11 Fig 5 11 Type a valid command in the Command field push Execute or button Enter on the keyboard The result will be reflected in the Information field The supported commands are described in...

Page 12: ...in panel push the button Measure The Measure utility window is opened Fig 5 12 Fig 5 12 Note7 If the used module is single zone only two thermometers will be present on the screen Fig 5 13 Fig 5 13 Pu...

Page 13: ...rmation Ambient sensor data SMBus RAM address 0x03h IR sensor 1 data SMBus RAM address 0x04h IR sensor 2 data SMBus RAM address 0x05h Linearized ambient temperature Ta SMBus RAM address 0x06h Lineariz...

Page 14: ...5 15 5 6 Quick customization of MLX90614 thermometers Push the button Uploader on the main panel The Configuration uploader window is opened Fig 5 16 This window is very similar to Configuration utili...

Page 15: ...Quick upload option might be preferred In this case the user must initially choose the module voltage supply manually in the field below the button Quick upload See Fig 5 15 or Fig 5 16 and push the...

Page 16: ...oad updates into the EVB using the same software This can be done by two ways Updating EVB90614 firmware method 1 1 Start MLX90614 Configurator 2 Push the button Advanced from the main panel Advanced...

Page 17: ...ose MLX90614 Configurator 2 Press and hold the button start on the board 3 Press and release the button reset on the board 4 Release the button start After these steps the board is manually entered in...

Page 18: ...fe support or life sustaining equipment are specifically not recommended without additional processing by Melexis for each application The information furnished by Melexis is believed to be correct an...

Page 19: ...1 0x1F 2 Read MLX90614 EEPROM address Syntax re address Operands 0 0x0 address 31 0x1F 3 Write MLX90614 EEPROM address Syntax we address value Operands 0 0x0 address 31 0x1F 0 0x0 value 65535 0xFFFF 4...

Page 20: ...8 0 1s C11 22ps U8 SN74LVC2G14DBVR R31 1ks C5 1 0s C7 0 1s R25 4k7s optional optional C12 22ps C9 22 10TBs USB_D R27 10ks TP2 Rx C16 22 10TBs R5 1 5ks JP1 SMD optional Vdd C17 0 22s Y1 20MHz U6 PIC18F...

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