lsi ls 6025 game (slot machine) and watch features * real time clock. * alarm and snooze. * 3 keys operation, kset, khr, kmin. * slot machine game * 1/2 bias 1/3 duty lcd format * very low power consumption * 32768 crystal oscillator * single 1.5v operation. * direct buzzer driver. general description the LS6025 is a slot machine game with 3 1/2 digit lcd for clock display. it is ideal for a low cost watch . gift item or key chain. it is simple three keys operation : kset, khr, kmin. lcd drawing
lsi LS6025 2 functional description power up at power up, all lcd segment turns on for 1 second . clock mode the LS6025 is a digital watch with a slot machin e game. at clock mode, the LS6025 has 3 1/2 digi t lcd for time display. the LS6025 also provide alar m and snooze function. three key operation the LS6025 support 3 keys : kset, kmin, khr. clock mode: 1. press khr to toggle sound. 2. press kmin to enter game mode. 3. press kset to enter setting mode. setting mode : at clock mode, press kset to enter setting mode in the following sequence: clock mode set alarm enable/disable set alarm hour:minute set time hour:minute clock mode?? in set alarm/time mode, press khr to set hour, pres s kmin to set minute. in set alarm enalble/disable, press khr/kmin toggle s alarm enalbe/disable. in all setting mode, if the value is changed, press kset set will exit setting mode and goes back to clock mode. at game mode, 1. press kmin to start the slot machine. 2. press khr to toggle sound. 3. press kset goes back to clock mode. the rule of the game. every time the kmin is pressed , 20 marks will be d educted. marks will be added according to the following mark table : . pattern add marks xxx xxx xxx bar bar bar xxx xxx xxx 30 clr clr clr bar bar bar clr clr clr 50 bar bar bar bar bar bar xxx xxx xxx 80 bar bar bar bar bar bar bar bar bar 100
lsi LS6025 3 pin assignment designation type description b0, b1 output buzzer output f512, vcap output doubler output vee output vee t1, t2, xt4, xt5, xt6, xt7, xt8, xt9, xt10, xt11, xt3 input test pin cosco output 32khz oscillator output cosci input 32khz oscillator input vdd power +3.0v power supply gnd power ground kset, kmin, khr input(ph) input key pb input(ph) power up reset c[1:3] output lcd common output s[1:16] output lcd segment output note: (ph) - pull high; absolute maximum ratings supply voltage vdd - vss..........................0 to 5v input voltage vin.................................v ss to vdd operating temperature top .............-10 c to 60 c storing temperature tst ...................-40 c to 70 c comments stress above those listed under } absolute maximum ratings? may cause permanent damage to the device. these are stress rating only. functional operation of this device at these or any other conditions above those indicated in the opera tional sections of this specification is not impli ed and exposure to absolute maximum rating conditio ns for extended periods may affect device reliability. d.c. electrical characteristics (gnd = 0v, vdd = 1.5v, ta = 25 c unless otherwise specified) parameter symbol min. typ. max. unit conditions supply voltage vdd 2.4 3.0 3.6 v operating current idd - 3 6 a no load osc. built-in cap cd - 20 - pf osc. trimmer cap ctrim 5 - 35 pf frequency stability ^f/f - - 10 ppm vdd=3.0 buzzer output current ib 500 - - a vbd-vss=0.5 lcd frequency flcd - 64 - hz segment current is 0.15 - - a vseg=0.2v common current ic 3.0 - - a vcom=0.2v
lsi LS6025 4 pad coordinate pad x( ? m) y( ? m) pad x( ? m) y( ? m) gnd vcap vee v512 c3 c2 c1 s1 s2 s3 s4 s5 s6 s7 s8 s9 s10 s11 s12 s13 s14 s15 s16 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1303.0 -1163.0 -1023.0 -883.0 -1394.0 -1251.0 -1110.0 -965.0 -825.0 -685.0 -545.0 -400.0 -260.0 -120.0 +20.0 +160.0 +300.0 +440.0 +580.0 +720.0 +860.0 +1000.0 +1140.0 +1350.0 +1350.0 +1350.0 +1350.0 pb r2 r1 r0 osco osci t1 gnd b1 b0 vdd t2 xt7 xt6 xt5 xt4 xt3 kset khr kmin xt8 xt9 xt10 xt11 -743.0 -593.0 -449.0 -225.0 -75.0 +1105.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1350.0 +1350.0 +1350.0 +1350.0 +1350.0 +1340.0 +1340.0 +1140.0 +988.0 +678.0 +543.0 +395.0 +226.0 +78.0 -70.0 -216.0 -365.0 -513.0 -661.0 -809.0 -957.0 -1105.0 -1253.0 -1400.0
lsi LS6025 5 pad location
lsi LS6025 6 application circuit
lsi LS6025 7 lcd drawing pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 sx s4 s3 s2 c3 c1 c2 s1 s2 s5 s6 s7 s8 s9 s10 s11 s12 s13 s14 s15 s16 s2 c1 win line / / c1 / *)) / 1d 1c 1g 1b 2d 2c 2g 2b 3d 3c 3g 3b m c2 go / / / / c2 al pm 0bc 1e 1f 1a : 2e 2f 2a 3e 3f 3a / c3 b24 b14 b04 c3 / / / / b00 b01 b02 b03 b10 b11 b12 b13 b20 b21 b22 b23 / s16 s15 s14 s13 s12 s11 s10 s9 s8 s7 s6 s 5 s4 s3 s2 s1 com1:3b 3g 3c 3d 2b 2g 2c 2d 1b 1g 1c 1 d win line m *)) com2:3a 3f 3e 2a 2f 2e : 1a 1f 1e 0 bc go pm al com3:b23 b22 b21 b20 b13 b12 b11 b10 b03 b02 b01 b 00 b24 b14 b04 note: 1. pin out at top of the lcd 2. twisted nematic display 3. view direction: 6 o?clock 4. polarizer : reflective/ positive 5. drive method : 1/3 duty, 1/2 bias 6. operating voltage : 3.0v 7. operating temp. : 0 ? 50c 8. connector : zebra.
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