RR<9> vr<9> vr<8> 1.25126K $SUB=Vrefout $[PI]
RR<10> vr<10> vr<9> 1.25126K $SUB=Vrefout $[PI]
RR<11> vr<11> vr<10> 1.25126K $SUB=Vrefout $[PI]
RR<12> vr<12> vr<11> 1.25126K $SUB=Vrefout $[PI]