https://community.nxp.com/t5/Powertrain-and-Electrification/PT200xHM-measurement-function-no-voltage/m-p/1909905#M536 <P>With OA feature, I can not setup for voltage setting.</P><P>I write to:</P><P>1AAh = 426d<BR />b6=oa1_g1 b5-3= oa_sel1 b2-1=oa1_gain b0=oa1_en<BR />0000 000 0001 0001 0x0011<BR />'000': output from current measurement block 1<BR />'001': output from current measurement block 3<BR />'010': OA_Meas1: output from measurement function, unprocessed signal<BR />'011': OA_Meas2: output from measurement function, low-pass + high-pass filtering<BR />'100': OA_Meas3: output from measurement function, LP + two times HP filtering<BR />'101': 2.5 Volt<BR />'110': OA_Meas4: output from measurement function, low-pass filtering</P><P><BR />meas_func1 register (1ACh)<BR />reserved b12-9= dac_fb_sel b8=cur_volt0, b7-5 =d_ls_sel b4-2=s_hs_sel b1-0 oa_cur<BR />000 0000 0 001/.010 0.01 00 = 0044h HS2 - LS1</P><P>meas_func2 register (1ADh)<BR />b15=offset_hp2_sel, b14=offset_hp1_sel, b13-10=fc_hp2_sel, b9-7=gain_hp1_sel b6-3=fcut_hp1_sel b2-1=volt_att<BR />xxxx xxxx xxxx x000=0 Unfiltered div by 30</P><P>Scope shows flat line at 0V</P><P>Yes it has M in part name.</P><P>What have I missed?</P><P>&nbsp;</P> Tue, 16 Jul 2024 16:43:54 GMT Fast 2024-07-16T16:43:54Z https://community.nxp.com/t5/Powertrain-and-Electrification/PT200xHM-measurement-function-no-voltage/m-p/1909905#M536 <P>With OA feature, I can not setup for voltage setting.</P><P>I write to:</P><P>1AAh = 426d<BR />b6=oa1_g1 b5-3= oa_sel1 b2-1=oa1_gain b0=oa1_en<BR />0000 000 0001 0001 0x0011<BR />'000': output from current measurement block 1<BR />'001': output from current measurement block 3<BR />'010': OA_Meas1: output from measurement function, unprocessed signal<BR />'011': OA_Meas2: output from measurement function, low-pass + high-pass filtering<BR />'100': OA_Meas3: output from measurement function, LP + two times HP filtering<BR />'101': 2.5 Volt<BR />'110': OA_Meas4: output from measurement function, low-pass filtering</P><P><BR />meas_func1 register (1ACh)<BR />reserved b12-9= dac_fb_sel b8=cur_volt0, b7-5 =d_ls_sel b4-2=s_hs_sel b1-0 oa_cur<BR />000 0000 0 001/.010 0.01 00 = 0044h HS2 - LS1</P><P>meas_func2 register (1ADh)<BR />b15=offset_hp2_sel, b14=offset_hp1_sel, b13-10=fc_hp2_sel, b9-7=gain_hp1_sel b6-3=fcut_hp1_sel b2-1=volt_att<BR />xxxx xxxx xxxx x000=0 Unfiltered div by 30</P><P>Scope shows flat line at 0V</P><P>Yes it has M in part name.</P><P>What have I missed?</P><P>&nbsp;</P> Tue, 16 Jul 2024 16:43:54 GMT https://community.nxp.com/t5/Powertrain-and-Electrification/PT200xHM-measurement-function-no-voltage/m-p/1909905#M536 Fast 2024-07-16T16:43:54Z https://community.nxp.com/t5/Powertrain-and-Electrification/PT200xHM-measurement-function-no-voltage/m-p/1914218#M542 <P>Yes it does work. Nice rest over weekend.&nbsp;</P> Mon, 22 Jul 2024 14:32:44 GMT https://community.nxp.com/t5/Powertrain-and-Electrification/PT200xHM-measurement-function-no-voltage/m-p/1914218#M542 Fast 2024-07-22T14:32:44Z