DS1337_BIT_A1IE
DS1337_BIT_A1IE, 0);
t->enabled = !!(regs[7] & DS1337_BIT_A1IE);
regs[7] = control & ~(DS1337_BIT_A1IE | DS1337_BIT_A2IE);
regs[7] |= DS1337_BIT_A1IE; /* only ALARM1 is used */
DS1337_BIT_A1IE,
enabled ? DS1337_BIT_A1IE : 0);