5 5 4 4 3 3 2 2 1 1 d d c c b b a a 75mil(2.0mm) (uart) 100mil 100mil + - fz800ed_gpio_buzz ? jp4 ? ??? ???? eia level ??? ? r4,r5 ?????? ? ??? ????? u2(max3238) ? c5,c6,c7,c8,c9 ??? 0.1uf ? . ????????? fz800ed_gpio_buzz ? jp4 ? ??? ???? ttl level ??? ? r4,r5 ?????? ? 0ohm ? ?????? u2, c5,c6,c7,c8,c9 ? . ?????????? (vcc) 3.3v ???? ? ?? r2 0ohm ??? ?????? r3 ??? ??? ??? . ???? (vcc) 5v ???? ? ???? r2 r3 ??? ?????? ? 0ohm . ??????????? fz800ed_gpio_buzz a 11 tuesday, november 18, 2008 title size document number rev date: sheet of gnd 3_3v gnd rxd0 txd0 ok adc gp_0 gp_1 key rxd1 txd0 3_3v rxd0 txd1 gp_1 gnd 3_3v gnd gp_0 gnd vcc adc vcc txd1 key rxd1 gp_0 3_3v ok vcc 3_3v 3_3v 3_3v u3 buzz 1 2 c7 0.1uf c6 0.1uf u2 max3238/idbr 13 8 9 2 26 14 21 20 16 15 11 18 24 23 22 19 17 5 6 7 10 12 27 4 28 25 1 3 forceon r1in r2in gnd vcc forceoff r1out r2out r1outb invalid r3in r3out t1in t2in t3in t4in t5in t1out t2out t3out t4out t5out v+ v- c1+ c1- c2+ c2- jp6 jumper 1 2 c8 0.1uf r8 1k r1 r-1k r4 0ohm c5 0.1uf r5 0ohm r3 0ohm d2 led(red) d1 rb551v-30 u1 gm66102 1 2 3 r6 0ohm r9 1k jp4 header 3 1 2 3 c1 33uf/6.3v d3 led(red) jp3 header 2 1 2 r2 0ohm jp5 header 6 1 2 3 4 5 6 c4 0.1uf j1 mini usb 1 2 3 4 5 6 r7 1k c2 0.1uf jp1 header 10 1 2 3 4 5 6 7 8 9 10 q1 pnp c9 0.1uf jp2 header 10 1 2 3 4 5 6 7 8 9 10
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