ST STEVAL-DIGAFEV1 Getting Started

ST STEVAL-DIGAFEV1 Getting Started

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Getting started with the STEVAL-DIGAFEV1 evaluation board for the TSC1641
Introduction
The
STEVAL-DIGAFEV1
allows to evaluate the measurement performance and features of the TSC1641, designed to measure
current, voltage and power.
The board can accept external voltage and current to measure and evaluate the conversion performance of the
conversion performance, based on its Delta-Sigma (ΔΣ) modulators.
Thanks to a led on the board, it is easy to monitor if the alert pin is active.
The
STEVAL-DIGAFEV1
can be supplied in standalone mode. It can also be connected to a
board that hosts an STM32 microcontroller, allowing further signal processing and communication with the PC.
UM3202 - Rev 1 - August 2023
For further information contact your local STMicroelectronics sales office.
Figure 1.
STEVAL-DIGAFEV1 reference design kit
UM3202
User manual
TSC1641
NUCLEO-H503RB
development
www.st.com

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Summary of Contents for ST STEVAL-DIGAFEV1

  • Page 1: Figure 1. Steval-Digafev1 Reference Design Kit

    UM3202 User manual Getting started with the STEVAL-DIGAFEV1 evaluation board for the TSC1641 Introduction STEVAL-DIGAFEV1 allows to evaluate the measurement performance and features of the TSC1641, designed to measure current, voltage and power. The board can accept external voltage and current to measure and evaluate the conversion performance of the TSC1641 conversion performance, based on its Delta-Sigma (ΔΣ) modulators.
  • Page 2: Getting Started

    UM3202 Getting started Getting started Features • 16 bit dual channel for current, voltage, and power monitoring • Temperature monitoring • Simple digital connection with I²C up to 1MHz and compatible with MIPI I3C up to 12.5MHz • From 128µs to 32.768ms total conversion time •...
  • Page 3: How To Use The Board

    UM3202 How to use the board How to use the board Standalone STEVAL-DIGAFEV1 can be used directly with your testing device or I C/I3C controller. Step 1. Connect ground and supply voltage On the CN1 connector, connect your supply voltage according to the board serigraphy.
  • Page 4: Figure 3. Cn2 Connector For I 2 C/I3C Connection

    CN2 connector for I C/I3C connection I²C I²C communication bus requires pull-up resistors. The STEVAL-DIGAFEV1 has two 4.7k ohm pull-up resistors on SDA and SCL lines. These pull-up resistors can be connected thanks to JP_SDA and JP_SDL jumpers. Figure 4.
  • Page 5: Table 1. Table Of Static Addresses And I3C Pids

    UM3202 Standalone Figure 5. Jumpers to set I²C static address Table 1. Table of static addresses and I3C PIDs Target address Provisional ID (PID) Target address (h) (binary) value (h) 1000000 0208020A0001 1000001 0208020A1001 1000010 0208020A2001 1000011 0208020A3001 I3C communications do not require pull-up resistors, hence JP_SDA and JP_SDL jumpers must be unplugged.
  • Page 6: With A Nucleo-Stm32

    3.3V of the nucleo board. For a better interconnection, it is better to use the NUCLEO-H503RB which support I3C communications. Table 3. Table for the connection to the NUCLEO-H503RB NUCLEO-H503RB STEVAL-DIGAFEV1 SPI pin SCLK SDA (data) PA10 ALERT/CVRDY UM3202 - Rev 1...
  • Page 7: Communication With The Tsc1641

    Communication with the TSC1641 Option A: use the STSW-DIGAFEV1 GUI The STEVAL-DIGAFEV1 can be used with the STSW-DIGAFEV1GUI. It is necessary to program the nucleo-64 H503RB with the STSW-DIGAFEV1FW to use it. The STSW-DIGAFEV1FW runs on an STM32 Nucleo-64 development board NUCLEO-H503RB. It communicates with the TSC1641 of the STEVAL-DIGAFEV1 through the I C and I3C protocols.
  • Page 8: Table 4. Map Register Of The Tsc1641

    UM3202 Communication with the TSC1641 The I C/I3C communication to access the TSC1641 registers is shown in the table: Table 4. Map register of the TSC1641 Pointer Reset after Register Reset after Reset after Reset after address Type Default value Shutdown name Idle mode...
  • Page 9: Precautions For Use

    UM3202 Precautions for use Precautions for use The board is not immune to the disturbance generated from intense radiant sources, according to EN IEC 61000-4-3. During the radiated immunity testing, the board obtained level B, meaning that the board was not damaged during the test, but showed a performance degradation of over 2% in voltage and current measurement.
  • Page 10: Schematic Diagrams

    UM3202 Schematic diagrams Schematic diagrams Figure 8. STEVAL-DIGAFEV1 circuit schematic JP_A0 560R JP_SDA SET A0 JP_SCL I2C_SDA SET SCL SET SCL I2C_SCL Arduino Uno - Digi 2 TP05 SIP 10 STEP 2.54M M R7 0R I2C_SCL 100nF Arduino Uno - Power...
  • Page 11: Bill Of Materials

    UM3202 Bill of materials Bill of materials Table 5. STEVAL-DIGAFEV1 bill of materials Item Q.ty Ref. Part/value Description Manufacturer Order code Ceramic capacitors CGA3E3X5R1H105K080AB 100nF Ceramic capacitors C1608X5R1H104K080AA C3, C5 100pF Ceramic capacitors MURATA GCM1885C2A101JA16D 100nF Ceramic capacitors C1608X5R1H104K080AA 10µF...
  • Page 12: Board Versions

    STEVAL-DIGAFEV1 versions PCB version Schematic diagrams Bill of materials STEVAL$DIGAFEV1A STEVAL$DIGAFEV1A schematic diagrams STEVAL$DIGAFEV1A bill of materials 1. This code identifies the STEVAL-DIGAFEV1 evaluation board first version. The STEVAL$DIGAFEV1A code is printed on the board. UM3202 - Rev 1 page 12/18...
  • Page 13: Regulatory Compliance Information

    UM3202 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: 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 Software developers to write software applications for use with the end product.
  • Page 14: Revision History

    UM3202 Revision history Table 7. Document revision history Date Revision Changes 03-Aug-2023 Initial release. UM3202 - Rev 1 page 14/18...
  • Page 15: Table Of Contents

    UM3202 Contents Contents Getting started ..............2 Features .
  • Page 16: List Of Tables

    STEVAL-DIGAFEV1 bill of materials........
  • Page 17: List Of Figures

    STEVAL-DIGAFEV1 reference design kit ........
  • Page 18 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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