Winbond W83627DHG seems to be compatible with lm78 # sensors lm78-isa-0290 Adapter: ISA adapter VCore 1: +2.43 V (min = +2.85 V, max = +3.15 V) VCore 2: +3.66 V (min = +2.85 V, max = +3.15 V) +3.3V: +3.31 V (min = +3.14 V, max = +3.47 V) +5V: +5.56 V (min = +4.76 V, max = +5.24 V) +12V: +12.77 V (min = +11.37 V, max = +12.59 V) -12V: -11.24 V (min = -12.63 V, max = -11.40 V) -5V: -4.98 V (min = -5.25 V, max = -4.74 V) fan1: 0 RPM (min = 337500 RPM, div = 2) fan2: 20149 RPM (min = 10074 RPM, div = 1) fan3: 0 RPM (min = 112500 RPM, div = 2) temp: +41.0?C (high = +81?C, hyst = -124?C # isadump 0x295 0x296 WARNING! Running this program can cause system crashes, data loss and worse! I will probe address register 0x295 and data register 0x296. Continue? [Y/n] 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: 04 ff 04 4b 31 00 4c 10 01 4b 01 01 3c 3c 0a 05 10: 04 ff 50 00 00 01 01 3c 43 17 00 00 ff ff ff c7 20: 98 e5 cf cf d2 ca cf 29 ff 43 ff c5 b2 c5 b2 d9 30: c4 c3 b1 cf bb e3 cd da c5 51 84 02 86 06 85 ff 40: 03 00 00 de ff ff 00 15 2d 00 20 44 18 95 06 a3 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 60: 01 9b 31 56 9b 01 3c ff 12 ff 0a ff ff ff ff ff 70: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff 80: 04 ff 04 4b 31 00 4c 10 01 4b 01 01 3c 3c 0a 05 90: 04 ff 50 00 00 01 01 3c 43 17 00 00 ff ff ff c7 a0: 98 e5 cf cf d2 ca cf 29 ff 43 ff c5 b2 c5 b2 d9 b0: c4 c3 b1 cf bb e3 cd da c5 51 84 02 86 06 85 ff c0: 03 00 00 de ff ff 00 15 2d 00 20 44 18 95 06 a3 d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff e0: 01 9b 31 56 9b 01 3c ff 12 ff 0a ff ff ff ff ff f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff I will stay with lm78 because w83627ehf doesn't work, at least for now. http://forums.gentoo.org//viewtopic-t-508476.html