SPRZ574 December   2023 AM62P , AM62P-Q1

 

  1.   1
  2. 1Usage Notes and Advisories Matrices
    1. 1.1 Devices Supported
  3. 2Silicon Usage Notes and Advisories
    1. 2.1 Silicon Usage Notes
      1.      i2351
      2.      i2372
    2. 2.2 Silicon Advisories
      1.      i2049
      2.      i2062
      3.      i2097
      4.      i2137
      5.      i2189
      6.      i2190
      7.      i2196
      8.      i2208
      9.      i2249
      10.      i2253
      11.      i2278
      12.      i2279
      13.      i2310
      14.      i2311
      15.      i2312
      16.      i2366
      17.      i2383
      18.      i2401
      19.      i2407
      20.      i2409
      21.      i2410
  4.   Trademarks

i2311

USART Spurious DMA Interrupts

Details:

Spurious DMA interrupts may occur when DMA is used to access TX/RX FIFO with a non-power-of-2 trigger level in the TLR register.

Workaround(s):

Use power of 2 values for TX/RX FIFO trigger levels (1, 2, 4, 8, 16, and 32).