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  • TMS320F28235-Q1: ADC internal reference

    Part Number: TMS320F28235-Q1 Other Parts Discussed in Thread: REF3030 Hi, Customer faced one issue during F28235 power on: after power on, in the first 3 minutes, all of the channels' value are 1.25 times larger. 3 minutes later, the issue left. Converter…

  • TMS320F28235-Q1: RAM data lost or changed

    Part Number: TMS320F28235-Q1 Hi, Just one doubt, in which case, can RAM data be changed or lost? We are facing some cases, which shows that, the only root cause could come from changed RAM data. And the RAM addree are in the first 4KW of RAM memory map…

  • TMS320F28235-Q1: CAN module arbitration

    Part Number: TMS320F28235-Q1 Other Parts Discussed in Thread: CONTROLSUITE Hi, During CAN initialization, bit CCE (in register CANES) is 0, no mater CANRX is high or low. From oscilloscope, CANRX pin is always highafter power on. Few times, there's a low…

  • TMS320F28235-Q1: GPIO register read incorrect value

    TI Thinks Resolved
    Part Number: TMS320F28235-Q1 Hi, These days we faced one issue from F28235. GPIO 32 and 33 are used for I2C. After these code execution, we found that: GPBQSEL1 bit 2 is still 0, instead of 1; bit 3 is 1, which is correct; GPBMUX1 bit 2 is still 0, instead…
    • Answered

  • TMS320F28235: Can't enter the CPUtimer ISR routine until we change some declaration of variable from "float" to "Uint" on this fix point MCU

    Resolved
    Part Number: TMS320F28235 Hi expert, In brief, my customer put there APP code in one flash sector of F28235 and bootloader in another. In there APP code, CPUtimer ISR routine is used to feed an external watchdog chip. When they updated the code from serial…
    • Resolved

  • TMS320F28235: How to completely check the FLASH content of F28235

    TI Thinks Resolved
    Part Number: TMS320F28235 Hi expert, My customer meet some tricky case before this production. Background information: They need to cost down their product by replacing F28335 with F28235. If they only replace those libraries and configurations in F28335…

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