Lines Matching +full:va +full:- +full:supply

30 .Nd 64 x 8, serial, i2c real-time clock (RTC)
38 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD)
43 has a built-in power-sense circuit that detects power failures and
44 automatically switches to the backup supply.
45 Timekeeping operation continues while the part operates from the backup supply.
52 .Bd -literal
62 .Bl -tag -width ".Va dev.ds1307.%d.sqw_freq"
63 .It Va dev.ds1307.%d.sqwe
64 If set to 1, the SQW pin drives a square-wave of
69 .It Va dev.ds1307.%d.sqw_freq
70 Select the frequency of the SQW pin when the square-wave output is enabled on
73 .It Va dev.ds1307.%d.sqw_out
89 .Bl -tag -width ".Va hint.ds1307.%d.addr"
90 .It Va hint.ds1307.%d.at
96 .It Va hint.ds1307.%d.addr
104 .Bl -tag -width ".Va compatible"
105 .It Va compatible
107 .It Va reg
125 .An -nosplit