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Summary of Contents for AMS TSL2541
- Page 1 User guide TSL2541 EVM TSL2541 ALS, Light-to-Digital Sensor Evaluation Kit Version 1.0...
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Page 2: Table Of Contents
TSL2541 EVM User Guide Contents Introduction........................... 3 Kit Contents .......................... 3 Getting Started ........................3 Hardware Description ......................3 Software Description ......................4 Connect Software to Hardware .................... 4 System Menus ........................5 System Level Controls ......................6 Auto Polling .......................... 6 Device ID Information ...................... -
Page 3: Introduction
Hardware Description The hardware consists of the EVM Controller, the TSL2541 EVM daughter card, and a USB interface cable. The EVM controller board provides power and I2C communication to the daughter card through a seven pin connector. When the EVM controller is connected to the PC through USB, a green LED on the board flashes once on power up to indicate the system is getting power. -
Page 4: Software Description
TSL2541 EVM User Guide Figure 2. Evaluation Kit Hardware Software Description The main window (Figure 3) contains the system menus, system level controls, device information and logging status. The ALS tab contains controls for the light sensing function. The application polls the ALS data continuously and calculates the lux. -
Page 5: System Menus
TSL2541 EVM User Guide If the EVM board is disconnected from the USB bus while the program is running it displays an error message and then terminates. Reconnect the EVM board and restart the program. System Menus At the top of the window there are pull-down menus labeled “File”, “Log”, and “Help”. The File menu provides basic application-level control. -
Page 6: System Level Controls
TSL2541 device. The Power-On checkbox controls the PON function of the TSL2541. When this box is checked, the power is on and the device can operate. When this box is unchecked, the power is off and the device does not operate (The control registers can still be written, but the device does not function). -
Page 7: Device Id Information
TSL2541 EVM User Guide Device ID Information The lower left corner of the window displays the ID number of the EVM Controller board, identifies the device being used and displays the ID of the device. Log Status and Control Information... -
Page 8: Als" Tab
ALS cycles is extended by a factor of 12x. 4.7.2 ALS Lux Coefficients The TSL2541 ALS supplies information that is used to calculate Lux (unit of illumination). The Lux equation for the TSL2541 uses a combination of data from the sensor and various coefficients to calculate the Lux value. - Page 9 The XML file must contain all the required Lux equation elements to be loaded. The format of the file follows the standard XML format and is as follows: <?xml version="1.0" encoding="utf-8"?> <!-- Device:TSL2541 Saved:5/17/2018 9:14:09 AM --> <luxeq> <eq_values>...
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Page 10: Resources
Resources For additional information regarding the TSL2541, please refer to the datasheet. For information regarding the installation of the TSL2541 EVM host application software please refer to the TSL2541 EVM Quick Start Guide. Designer’s Notebooks dealing with various aspects of optical measurement and optical measurement applications are available. - Page 11 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: TSL2541-DB TSL2541-EVM...
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