IQM_AF_CLKNEG_CLKNEGDATA__M
clk_neg ^= IQM_AF_CLKNEG_CLKNEGDATA__M;
if ((clk_neg & IQM_AF_CLKNEG_CLKNEGDATA__M) ==
clk_neg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M));
clk_neg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M));