lsi ls 6042 4 digit watch features * 4 digit (hh:mm) lcd display * 24 dot for second display * hour:minute display * month date weekday display * alarm with chime * dual time display * 3 keys operation * auto chime (8am-11pm only) * 12/24hour display * 1/2 bias 1/3 duty lcd format * very low power consumption * 32768 crystal oscillator * single 1.5v operation. general description the LS6042 is a 4 digit lcd watch i.c. with hour:mi nute display. it also has 24 dots for second animation. it support 12h/24 h display format and has a time alarm and hourly chime function. th e dual time display is selected by bonding option. it has 3 keys operation : kmode, kset, kaux. there are many bonding option which suits for diffe rent application. bonding options bstype1 bstype0 description vdd or floating vdd or floating second display type 1 vdd or floating gnd second display type 2 gnd vdd or floating second display type 3 bmtype1 bmtype0 description vdd or floating vdd or floating normal vdd or floating gnd inverted gnd xxx switch to inverted/non-inverted every minut e bdt description vdd or floating with dual time gnd without dual time bret1 bret0 description vdd or floating vdd or floating return to clock mod e after 3-4 second vdd or floating gnd return to clock mode except dat e mode after 3-4 sec. gnd xxx do not return to clock mode
lsi LS6042 2 lcd drawing (mo) (su) (sa) (fr) (th) (we) (tu) (date) (t2) (al) n12 n11 n10 n9 n8 n7 n6 n5 n4 n3 n2 n1 m11 m10 m12 m1 m8 m9 m7 m6 m5 m4 m2 m3 (be) pm 0 3 2 1
|
