Other Parts Discussed in Thread: AFE4500EVM
Tool/software:
I'm trying to use DRE in AFE4500EVM.
Following settings are my configuration for this, but I cannot get the correct PPG signal.
The captured data have so many noise of which shape look like small peak or small notch.
Could you let me know what I missed in configureation.
[Global]
- Mode : PPG, low PRF
[PPG_Config]
- fPRF_PPG :100Hz
[PPG_Phase_Definition]
- NUMPHASE_PPG : 3
- ENABLE_LED_DAC : 1
- USE_AMB_DAC_FOR_LED : 0
- Single TIA
- EN_PPG_DEC : No
- Phase1 : Ambient/NUMAV 1/FIOF data word 1/.... /ANA AACM/UPDATE_BASELINE 1/Only TIA1
- Phase2 : LED/NUMAV 1/FIFO data word 2/..../DIG AACM/DIG AACM Loop Num 0/UPDATE_BASELINE 1/Only TIA1
- Phase3 : LED/NUMAV 1/FIFO data word 1/..../DIG AACM/DIG AACM Loop Num 0/UPDATE_BASELINE 0/Only TIA1
[Regmap]
- THR_DRE : 110000
- ENABLE_DRE : 111
- REG_SCALE_DRE_LOOP1 : 100
- RECONV_THR_AACM_LOOP1 : 000
