S32K312 bctu multiple parallel conversions

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

S32K312 bctu multiple parallel conversions

Jump to solution
1,538 Views
Vandarkholme
Contributor III

hello! refer to post "Example S32K312 PIT BTCU parallel ADC FIFO DMA DS3.5 RTD300 - NXP Community" I write my adc demo,  my question is:

can I set bctu list like this rule(channel of adc0 is more than adc1, there is 10 adc0 channels and 2 adc1 channels)?

  1. adc0-p0
  2. adc0-p1
  3. adc0-p2
  4. ..........
  5. adc0-p9(last channel)
  6. adc1-p0
  7. adc1-p1(last channel)

or bctu mpc list must set like:

  1. adc0-p0
  2. adc1-p0
  3. adc0-p1
  4. adc1-p1(last channel)
  5. adc0-p2
  6. .........
  7. adc0-p10(last channel)

thanks!

0 Kudos
Reply
1 Solution
1,519 Views
PetrS
NXP TechSupport
NXP TechSupport

Hi,

if you set a trigger to do MPC (multiple parallel conversions), means you set more ADCSELx bits in TRGCFG then subsequent n items in your list specifies channels parallelly converted. So second option you outlined is correct

PetrS_0-1729847231737.png

BR, Petr

View solution in original post

0 Kudos
Reply
1 Reply
1,520 Views
PetrS
NXP TechSupport
NXP TechSupport

Hi,

if you set a trigger to do MPC (multiple parallel conversions), means you set more ADCSELx bits in TRGCFG then subsequent n items in your list specifies channels parallelly converted. So second option you outlined is correct

PetrS_0-1729847231737.png

BR, Petr

0 Kudos
Reply
%3CLINGO-SUB%20id%3D%22lingo-sub-1981764%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ES32K312%20bctu%20multiple%20parallel%20conversions%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1981764%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3Ehello!%20refer%20to%20post%20%22%3CA%20href%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2FS32K-Knowledge-Base%2FExample-S32K312-PIT-BTCU-parallel-ADC-FIFO-DMA-DS3-5-RTD300%2Fta-p%2F1789908%22%20target%3D%22_blank%22%3EExample%20S32K312%20PIT%20BTCU%20parallel%20ADC%20FIFO%20DMA%20DS3.5%20RTD300%20-%20NXP%20Community%3C%2FA%3E%22%20I%20write%20my%20adc%20demo%2C%26nbsp%3B%20my%20question%20is%3A%3C%2FP%3E%3CP%3Ecan%20I%20set%20bctu%20list%20like%20this%20rule(channel%20of%20adc0%20is%20more%20than%20adc1%2C%20%3CSTRONG%3Ethere%20is%2010%20adc0%20channels%20and%202%20adc1%20channels%3C%2FSTRONG%3E)%3F%3C%2FP%3E%3COL%3E%3CLI%3Eadc0-p0%3C%2FLI%3E%3CLI%3Eadc0-p1%3C%2FLI%3E%3CLI%3Eadc0-p2%3C%2FLI%3E%3CLI%3E..........%3C%2FLI%3E%3CLI%3Eadc0-p9(last%20channel)%3C%2FLI%3E%3CLI%3Eadc1-p0%3C%2FLI%3E%3CLI%3Eadc1-p1(last%20channel)%3C%2FLI%3E%3C%2FOL%3E%3CP%3Eor%20bctu%20mpc%20list%20must%20set%20like%3A%3C%2FP%3E%3COL%3E%3CLI%3Eadc0-p0%3C%2FLI%3E%3CLI%3Eadc1-p0%3C%2FLI%3E%3CLI%3Eadc0-p1%3C%2FLI%3E%3CLI%3Eadc1-p1(last%20channel)%3C%2FLI%3E%3CLI%3Eadc0-p2%3C%2FLI%3E%3CLI%3E.........%3C%2FLI%3E%3CLI%3Eadc0-p10(last%20channel)%3C%2FLI%3E%3C%2FOL%3E%3CP%3Ethanks!%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-1981900%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ERe%3A%20S32K312%20bctu%20multiple%20parallel%20conversions%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1981900%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EHi%2C%3C%2FP%3E%0A%3CP%3Eif%20you%20set%20a%20trigger%20to%20do%20MPC%20(%3CSPAN%3Emultiple%20parallel%20conversions%3C%2FSPAN%3E)%2C%20means%20you%20set%20more%20ADCSELx%20bits%20in%20TRGCFG%20then%20subsequent%20n%20items%20in%20your%20list%20specifies%20channels%20parallelly%20converted.%20So%20second%20option%20you%20outlined%20is%20correct%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22PetrS_0-1729847231737.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22PetrS_0-1729847231737.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F306968iBA92AAE529CB8952%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22PetrS_0-1729847231737.png%22%20alt%3D%22PetrS_0-1729847231737.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3EBR%2C%20Petr%3C%2FP%3E%3C%2FLINGO-BODY%3E