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Showing 56 results View by: Thread Post Sort by
  • TM4C123AH6PM: QEISTAT Register ERROR bit - signal duration and reset

    Bruno Saraiva
    Bruno Saraiva
    TI Thinks Resolved
    Part Number: TM4C123AH6PM Hi all, QEISTAT Register has a bit called ERROR, which is set high "when an error was detected". I could not find anywhere in the documents information regarding "for how long does that bit stay set". Does it briefly…
    • 1 month ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • TM4C123AH6PM: GPIO pad damage

    Bruno Saraiva
    Bruno Saraiva
    Part Number: TM4C123AH6PM Hello all, We have one application that uses a TM4C123AH6PM. One of the GPIO's is connected to the gate of a N-ch mosfet which controls a power line. The EN_5V_BOOST_PWR is connected directly to GPIO PB3, pin #48 of the IC…
    • 7 months ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: What happen when phA and phB of EQI change simultaneously

    Hisao Uchikoshi
    Hisao Uchikoshi
    Resolved
    Part Number: TM4C123AH6PM Hi Experts, Due to the noise environment, there is a chance that phA and phB of QEI module input signals rise or fall simultaneously. In this case, what happens on QEI counter? Is it incremented or decremented? I was looking…
    • Resolved
    • 6 months ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: Does TM4C123AH6PM has a USB module

    Danilo A.
    Danilo A.
    Resolved
    Part Number: TM4C123AH6PM Other Parts Discussed in Thread: TM4C123GH6PM , , EK-TM4C123GXL Hi Team, Our customer would like to confirm if the TM4C123AH6PM has a USB module. The datasheet shows that there is a Universal Serial Bus Peripheral Present (PPUSB)…
    • Resolved
    • 11 months ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: Deep sleep fails to wake up occasionally - GPIO

    Bruno Saraiva
    Bruno Saraiva
    Resolved
    Part Number: TM4C123AH6PM Other Parts Discussed in Thread: TM4C123 Greetings, We have a project where a board with a TM4C123 is permanently powered. To avoid draining the battery, the strategy is to put it down to DeepSleep (it won't really be doing ANYTHING…
    • Resolved
    • 7 months ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: TI-RTOS SPI Driver and Direct Pin Control

    Robert Starr
    Robert Starr
    Resolved
    Part Number: TM4C123AH6PM I'm trying to implement a AD74111 codec chip that requires setting the SPI data input pin DIN either high or low prior to calling to pulling RESET low to configure the part for master or slave mode. The DIN pin would have…
    • Resolved
    • over 1 year ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: Failure with 15 Hz TDO frequency output

    Alan Caravaggi
    Alan Caravaggi
    Resolved
    Part Number: TM4C123AH6PM Other Parts Discussed in Thread: XDS100 , TEST , EK-TM4C1294XL Hello all, We use the TM4C123AH6PM for about 8 years to produce our boards, on about 3000 mounted boards. In a new project I encountered the following problem: Sometimes…
    • Resolved
    • over 1 year ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: GPIO input signal behavior

    Hisao Uchikoshi
    Hisao Uchikoshi
    Resolved
    Part Number: TM4C123AH6PM Other Parts Discussed in Thread: TINA-TI Hi Experts, My customer is using below GPIO input circuit. Below is the TINA-TI simulation wave. The input signal of above simulation data shows the tau is around 50us both for rising…
    • Resolved
    • over 1 year ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: IOH-VOH data

    Hisao Uchikoshi
    Hisao Uchikoshi
    Resolved
    Part Number: TM4C123AH6PM Hi Experts, There is a spec for VOH which is 2.4V. This spec is defined when IOH is 2mA or 4mA or 8mA (depend on IO drive capability). When Io is increased, how much Voh is decreased? Do we have any IOH-VOH graph? We want to…
    • Resolved
    • over 1 year ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • TM4C123AH6PM: Datasheet clarification on uDMA and NVIC

    twelve12pm
    twelve12pm
    Resolved
    Part Number: TM4C123AH6PM Datasheet section 8.2.8 (page 545) states: "When using μDMA to transfer data to and from a peripheral, the peripheral must disable all interrupts to the NVIC." Two questions: 1) Does that happen automatically or…
    • Resolved
    • over 2 years ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
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