rev 1.0 july 14,2000 1 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 general description : cp8109 ic is the control ic of fan without remote , built - in on/off, speed, time, rhy 4keys, and 8 leds to display the status of speed & timer. features ?g l 2 winds : normal, rhy l 4 keys : on/off, speed, time, rhy l 3 speeds available : low ( l ), medium ( m ), strong ( s ) l 2 timer setting ?g timer hours can be selected by option , 0.5h, 1h, 2h, 4h or 1h, 2h, 4h, 8h mode l 8 leds : display speeds : l, m, s, rhy ; time setting : 0.5/1h, 1/2h, 2/4h, 4/8h l 3 outputs : 3 speeds: l, m, s l on/off key : memorize the last status, except timer l 47 seconds rhy circulation l w/buzzer output block diagram : 32khz osc counter buzzer out key control rhy rom memory speed control timer control osci osco on/off speed rhy time bo rhy s m l 0.5/1h 1/2h 2/4h 4/8h
rev 1.0 july 14,2000 2 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 function : a . on / of key : 1 st pressing on on/off is on, and 2 nd pressing is off. each pressing makes buzzer bi b. speed key : when fan works, it will automatically start at speed l with the light of led l. once speed key pressed again , from speed l to speed m, led l lights off & led m lights on. the next pressing is from speed m to speed s, and the following from speed s to speed l. the action l m s l m, accompaning with led display & buzzer bi, makes a circulation. each pressin g makes buzzer bi a sound. c. time key : when time pressed, led 0.5h (1h) lights on as 0.5hr (1hr) time setting. pressed again, led 0.5h (1h) lights off & led 1h (2h) lights on as 1 (2) hrs time setting. timer action as same as led display, off ? 0.5h(1h) ? 1 h(2h) ? 2h(4h) ? 4h(8h) ? off , makes a cycle. each pressing makes the buzzer bi a sound. led displays the remaining time. 2 (4) hrs later, if timer is set at 4h (8h), led 2h (4h) lights on & led 4h (8h) lights off. it means 2 (4) hrs left. then, after 1(2) hr, l ed 1 h (2h) lights on & 2h (4h) off; it means 0.5 (1) hr left. after the last 0.5 (1) hr, fan and all leds light. d. rhy key : when fan is on, it is in status of normal wind. when rhy key pressed, it turns to rhy status, accompanied with rhy led light on. w hen pressed again, it turns to off & rhy led lights off. each pressing makes the buzzer bi a sound. e. buzzer bi: 4kh z f . oscillation frequency: 32.768khz ?c
rev 1.0 july 14,2000 3 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 rhy mode : in rhy mode, led rhy on displays the present rhy status. led displaying the speed simultaneous ly changes with speed. speed cycle of rhy is as follows:
rev 1.0 july 14,2000 4 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 p ackage d iagram ?g 18 on/off di p speed timer 1 2 3 4 5 6 7 18 - rhy rhy osci osco 1/2h 0.5/1h l-o m-o s-o vdd bo 4/8h 2/4h 10 9 8 12 13 17 16 15 14 vss option dc characteristics : parameter test condition min. typ. max. unit vdd ----- 4.5 5 5.5 volt operat ing currend (idd) no load ----- 65 80 ua pull high impedence vdd = 5v 22 k 3 6 k 5 4 k ohm pull low impedence vdd = 5v 7 k 9 k 1 5k ohm bo frequency ----- ----- 4096 ----- hz sink current vdd = 5v ----- 16 ----- ma s, m, l vo = 1 v ----- 10 ----- ma driive current vdd = 5v ----- 17 ----- ma
rev 1.0 july 14,2000 5 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 pin description ?g pin name pin number i/o function led s 1 o s speed led output led m 2 o m speed led output led l 3 o l speed led output vss 4 p power pin ( - ) led 0.5/ 1 h 5 o timer(0. 5/ 1 h) led output led 1/ 2 h 6 o timer(1/ 2 h) led output led 2/ 4 h 7 o timer(2/ 4 h) led output led 4/8h 8 o timer( 4 /8h) led output bo 9 o buzzer output 4khz option 10 i timer mode option rhy 11 i rhy input key timer 12 i timer input key on/off 13 i on/of f input key speed 14 i speed input key vdd 15 p power pin (+) osco 16 o crystal 32.768khz osci 17 i crystal 32.768khz led rhy 18 o rhy led output
rev 1.0 july 14,2000 6 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 typical application circuit (for reference only) : r1 r3 r4 r5 r6 r8 t1 t2 t3 l m s l1 l2 l3 l4 l5 l6 sw1 sw2 sw3 x1 c3 c4 f1 d1 zd1 c2 c1 r2 sw4 l7 l8 r7 bu1 var ac2 11 10 8 9 14 13 4 7 6 5 1 2 3 12 on/off speed time vdd op1 osco osci vss l m s 0.5/1h 1h/2h 2h/4h 4h/8h rhy 18 17 16 15 rhy op1 : hi=0.5h/1h/2h/4h lo=1h/2h/4h/8h bo ac1 c p 8 1 0 9
rev 1.0 july 14,2000 7 /7 ??ta?|3--?q ceramate technical co., ltd. cp8109 application circuit bom (for reference only) ?g power ?g 110v spare parts spec parts location varistor 07d221k var capacitor 0.1 g f c4 capacitor 2.2 g f / 250v c2 capacitor 0 . 1 g f / 250v c1 electrolytic capacitor 470 g f / 10v c3 resistor 47 [ / 2w r1 resistor 100 k [ / 0.25 w r2 resistor 5.1k [ / 0.25 w r8 resistor 1.2k [ / 0.25 w r6,r7 resistor 470 [ / 0.25 w r4~r10 diode 1n4004 d1 zener diode 5.6v / 0.5w zd1 led as requirement l1~l8 fuse 1a / 125v f1 crystal oscillator 32.768 khz x1 buzzer 4 khz bu1 tact switch as requirement sw1~sw4 triac igt = 3~5 ma t1~t3 ic cp8109 u1
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