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Getting started with the STEVAL-LLL014V1 kit based on ALED7709 LED driver
Introduction
The
STEVAL-LLL014V1
is a four LEDs strings evaluation kit based on the ALED7709 LED driver
This kit consists of :
a control board (STEVAL-LLL014M1), based on the ALED7709 LED driver and SPC582B60E1 microcontroller
a LED board (STEVAL-LLL014D1) hosting the KW DPLS33.KD OSRAM LEDs and Murata NTC
UM3180 - Rev 1 - May 2023
For further information contact your local STMicroelectronics sales office.
Figure 1.
STEVAL-LLL014V1
UM3180
User manual
www.st.com

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Summary of Contents for ST STEVAL-LLL014V1

  • Page 1: Figure 1. Steval-Lll014V1

    UM3180 User manual Getting started with the STEVAL-LLL014V1 kit based on ALED7709 LED driver Introduction STEVAL-LLL014V1 is a four LEDs strings evaluation kit based on the ALED7709 LED driver This kit consists of : • a control board (STEVAL-LLL014M1), based on the ALED7709 LED driver and SPC582B60E1 microcontroller •...
  • Page 2: Overview

    ALED7709, it is necessary to change the R12. STEVAL-LLL014D1 has an NTC to allow ALED7709 keeping under control the LED temperature. This feature can be enabled or disabled in the OUTCFG register. Figure 2. STEVAL-LLL014V1 Block diagram UM3180 - Rev 1 page 2/29...
  • Page 3: Get Started With The Board

    UM3180 Get started with the board Get started with the board Join the STEVAL-LLL014D1 to the STEVAL-LLL014M1 (with STSW-LLL014FW on board) through the connector Connect a mini-USB cable between the PC and the connector J1. Apply the power supply V to the connector J2;...
  • Page 4: Figure 4. Scl And Sda Jumpers On J5 Connector

    UM3180 Get started with the board Mini USB (J1) STEVAL-LLL014D1 connector (J3) Enable signal to ALED7709 SCL from MCU SCL to ALED7709 SDA from MCU SDA to ALED7709 FAULT signal to MCU N.C. FAULT signal from ALED7709 N.C. PWMI signal from MCU NRST PWMI signal to ALED7709 FSW signal from MCU...
  • Page 5: Figure 5. Stsw-Lll014Gui Main Window

    UM3180 Get started with the board Figure 5. STSW-LLL014GUI main window STSW-LLL014GUI supports the pop-up help, each time the mouse moves on a button a pop up appears to provide a short description. Figure 6. Pop up example UM3180 - Rev 1 page 5/29...
  • Page 6: Gui Usage

    UM3180 GUI usage GUI usage The main window can be divided into different sections that are detailed in the following paragraphs. Figure 7. Main window sections Top bar Top bar reports the STSW-LLL014GUI version, the board connection status, and the firmware revision. Figure 8.
  • Page 7: Device Toolbar

    UM3180 Device toolbar Figure 9. File configuration manager and example of configuration file Device toolbar The indication “Bridge connected” into the top bar confirms that a STEVAL-LLL014M1 board is properly connected and recognized. Once the communication is established, the GUI checks the ALED7709 presence.
  • Page 8: Device Settings

    UM3180 Device settings For detailed explanation of each bit, please refer to the ALED7709 datasheet. Device settings In the “Device settings” section, there is the possibility to configure the way of working of ALED7709. It contains the following subsections: • fault management •...
  • Page 9: Channels Settings

    UM3180 Channels settings Figure 15. Output configuration subsection Output configuration subsection controls the bits inside the OUTCFG register. “Temp Sensing” can be DISABLED simply acting on the bit; the NTC can be left connected. Figure 16. Boost configuration subsection Boost configuration subsection adjusts the bits inside the BOOSTCFG register. In this subsection, it is possible to adjust the boost switching frequency;...
  • Page 10: Hardware Controls Window

    UM3180 Hardware Controls window If Global mode is selected, PWM and GAIN of CH1 are applied to all the active channels. While in Local mode, each channel uses the setting of its PWM and GAIN. Each bar can be modified dragging it by the mouse, selecting it by double-click and writing the needed value with the keyboard.
  • Page 11: Register Configuration Window

    UM3180 Register configuration window Figure 19. Hardware Controls window Each bar can be modified dragging it by the mouse, selecting it by double-click and writing the needed value with the keyboard. The relative jumpers in J5 must be closed to connect the signals from MCU to the correspondent ALED7709 pins.
  • Page 12: Log Window

    UM3180 Log window Figure 22. Register configuration window The REGISTER column identifies the register using the same datasheet name. The ADDR column is the register address, and the DATA column is its content. Both values are in hexadecimal format. The numbered columns give the name of each bit of every register; for a detailed description of each bit functionality please refer to the datasheet.
  • Page 13 UM3180 Log window Each Log line reports the following info: TIME : is the time, relative to the GUI start, of when the I²C packet has been transmitted; newer packets are placed on top for an easier check. DEV : is the I²C device address in 7bit hex. BUS : is the direction of the communication: R–read from device;...
  • Page 14: Pcb

    UM3180 Figure 24. STEVAL-LLL014M1 top silkscreen Figure 25. STEVAL-LLL014M1 bottom silkscreen UM3180 - Rev 1 page 14/29...
  • Page 15: Figure 26. Steval-Lll014M1 Top Layer

    UM3180 Figure 26. STEVAL-LLL014M1 top Layer Figure 27. STEVAL-LLL014D1 top silkscreen UM3180 - Rev 1 page 15/29...
  • Page 16: Figure 28. Steval-Lll014D1 Bottom Silkscreen

    UM3180 Figure 28. STEVAL-LLL014D1 bottom silkscreen Figure 29. STEVAL-LLL014D1 top Layer UM3180 - Rev 1 page 16/29...
  • Page 17: Figure 30. Steval-Lll014D1 Bottom Layer

    UM3180 Figure 30. STEVAL-LLL014D1 bottom Layer UM3180 - Rev 1 page 17/29...
  • Page 18: Schematic Diagrams

    Schematic diagrams Figure 31. STEVAL-LLL014M1 schematic diagram ALED7709ATR...
  • Page 19: Figure 32. Steval-Lll014D1 Schematic Diagram

    Figure 32. STEVAL-LLL014D1 schematic diagram...
  • Page 20: Bom

    UM3180 Table 2. STEVAL-LLL014V1 bill of materials Item Q.ty Ref. Part / Value Description Manufacturer Order code Table 3. STEVA Not available for separate Control board L-LLL014M1 sale Table 4. STEVA Not available for separate LED board L-LLL014D1 sale Table 3.
  • Page 21 UM3180 Item Q.ty Ref. Part / Value Description Manufacturer Order code Phoenix Power Connector Phoenix 1725656 1715022 PANEL_OUT LED Connector Wuerth 613010143121 UDE-STK JTAG Connector Wuerth 61201421621 2x07 Stripline 2.54 MCU_7709 Wuerth 61301421121 pitch XGL1010-153 Power Inductor Coilcraft XGL1010-153 MPZ2012S221A Ferrite Bead MPZ2012S221A 78279224401 Ferrite Bead...
  • Page 22: Table 4. Steval-Lll014D1 Bill Of Materials

    UM3180 Item Q.ty Ref. Part / Value Description Manufacturer Order code FT230XQ-R USB-UART bridge FTDI FT230XQ-R ALED7709ATR, QFPN Automotive LED ALED7709ATR 5X5X0.90 24L driver PITCH 0.65 HC-49/U- 40MHz 18pF 40MHZ Crystal Citizen S40000000ABJB Table 4. STEVAL-LLL014D1 bill of materials Item Q.ty Reference Part/Value...
  • Page 23: Kit Versions

    STEVAL$LLL014V1A schematic diagrams STEVAL$LLL014V1A bill of materials 1. This code identifies the STEVAL-LLL014V1 evaluation kit first version. The kit consists of a STEVAL-LLL014M1 whose version is identified by the code STEVAL$LLL014M1A and a STEVAL-LLL014D1 whose version is identified by the code STEVAL$LLL014D1A.
  • Page 24: Regulatory Compliance Information

    UM3180 Regulatory compliance information Regulatory compliance information Notice for US Federal Communication Commission (FCC) For evaluation only; not FCC approved for resale FCC NOTICE - This kit is designed to allow: (1) Product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and (2) Software developers to write software applications for use with the end product.
  • Page 25: Revision History

    UM3180 Revision history Table 6. Document revision history Date Revision Changes 18-May-2023 Initial release. UM3180 - Rev 1 page 25/29...
  • Page 26: Table Of Contents

    UM3180 Contents Contents Overview ................2 Get started with the board .
  • Page 27: List Of Tables

    STEVAL-LLL014V1 bill of materials ........
  • Page 28: List Of Figures

    STEVAL-LLL014V1 Block diagram ........
  • Page 29 ST’s terms and conditions of sale in place at the time of order acknowledgment. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of purchasers’...

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