PEF2256_SIC3
pef2256_write8(pef2256, PEF2256_SIC3, 0x00);
pef2256_setbits8(pef2256, PEF2256_SIC3, PEF2256_SIC3_RTRI);
pef2256_clrsetbits8(pef2256, PEF2256_SIC3, PEF2256_SIC3_RESX, PEF2256_SIC3_RESR);
pef2256_clrsetbits8(pef2256, PEF2256_SIC3, PEF2256_SIC3_RESR, PEF2256_SIC3_RESX);