Zipit Z2 i2cdump of TPS65021 Regulator from Stock Zipit Software i2c bus 1, address 0x48 http://www.ti.com/lit/ds/symlink/tps65021.pdf (page 29) 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: 21 00 c0 ff b1 47 14 06 21 00 00 00 00 ff ff ff !.?.?G??!....... 10: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 20: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 40: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 60: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 70: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ 90: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ VERSION | 21 : 00100001 PGOODZ | 00 : 0 MASK | c0 : 11000000 REG_CTRL | ff : 11111111 CON_CTRL | b1 : 10110001 CON_CTRL2 | 47 : 01000111 DEFCORE | 14 : 00010100 DEFSLEW | 06 : 00000110 LDO_CTRL | 21 : 00100001