Frequent Questions

  • [FAQ] TPS546E25: Why Does the PMBus Address Change When Switching from Pin-Strap to NVM on TPS546E25

    Part Number: TPS546E25 When I change from using the pin-strap resistor for PMBus address to using the NVM address (by changing OVRD_PMB_ADDR), the device address changes after a power cycle. Why?

  • [FAQ] TPS546E25: How to use FUSION GUI in Offline mode with TPS546E25

    Part Number: TPS546E25 To use the FUSION GUI in offline mode with TPS546E25, use the attached TPS546E25 xml to get started. Start Fusion GUI, After scan, Click Offline Mode and Load the xml TPS546E25116.0 Address 17 Project File.xml

  • [FAQ] TPS546B25: How to use FUSION GUI in Offline mode with TPS546B25

    Part Number: TPS546B25 To use the FUSION GUI in offline mode with TPS546B25, use the attached TPS546B25 xml to get started. Start Fusion GUI, After scan, Click Offline Mode and Load the xml TPS546B25116.0 Address 17 Project File.xml

  • [FAQ] AM2634: Sending Large Amounts of Data from an AM263x SPI Slave with Minimal CS Deassertion Time

    Part Number: AM2634 Other Parts Discussed in Thread: SYSCONFIG In this FAQ, I explain an approach to transmit a large amount of data from an AM263x SPI slave device while keeping the chip select (CS) deassertion time to a minimum.

  • [FAQ] AM62x, AM275x: Flash driver fails to open after upgrading to MCU+ SDK 11.02

    Part Number: AM625 The new Boots Quirk Function, Flash_quirkSpansionSafebootDetection , introduced in MCU+ SDK 11.02, is specifically designed for Serial NOR Flash devices (S28HS512T and S25HL512T). If you are using custom Flash parts, you must remove…

  • [FAQ] TDA4VH-Q1: Why does a custom application not exit cleanly when Ctrl-C is invoked?

    Part Number: TDA4VH-Q1 When a user presses Ctrl-C to stop the application, the default behavior sets a shutdown flag but may not perform proper cleanup. The main application thread could be blocked waiting for messages from the remote cores (R5F, C7x…

  • [FAQ] SPI I/O Expanders

    FAQ: Logic and Voltage Translation > > Current FAQ [FAQ] What is the Difference Between I2C and SPI I/O Expansion [FAQ] VOH/IOH/VOL/IOL and Total ICC Current Definitions

  • [FAQ] AM65x: How to enable PRU Ethernet in Linux SDK 11.2

    Other Parts Discussed in Thread: TMDX654IDKEVM I want to test PRU Ethernet on the AM65x IDK EVM (TMDX654IDKEVM). I am using Linux SDK 11.2. I am booting the default filesystem image, tisdk-default-image-rt-am65xx-evm-11.02.05.02.rootfs.wic.xz. However…

  • [FAQ] TDA4VM: How to check Memory properties on R5F core from registers ?

    Part Number: TDA4VM After providing MPU properties in file r5_mpu_freertos.c, how to learn these properties from R5 registers ?

  • [FAQ] CC2745R10-Q1: ADC + BLE on Zephyr

    Part Number: CC2745R10-Q1 Other Parts Discussed in Thread: CC2755R10 This post presents three example projects demonstrating incremental BLE functionality on the TI CC2755 microcontroller using Zephyr 3.7.0 v3.7.0-ti-9.14.00_ea. All projects use:…

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