data brief for further information contact your local stmicroelectronics sales office. november 2008 rev 1 1/4 4 STEVAL-IHI001V1 demonstration board for washing machine user interface based on the st7lite49m and stled316s features 8-bit st7lite49m mcu with i2c bus stled316s led driver with key-scan 3 displays and 32 leds as graphic interface icc connector and extra i2c bus connector wheel with 19 different washing programs powered directly from an ac notebook computer power supply additional program settings and adjustable spin speed adjustable led brightness and lamp-test button fully stand-alone washing machine-like simulation connector to plug a daughter board (with automatic detection) description the STEVAL-IHI001V1 is a demonstration board designed to simulate the user interface of a modern washing machine. the board is based on the low-cost 8-bit st7lite49m microcontroller equipped with an i2c bus interface, and the stled316s serial interfaced 6-digit led controller with key-scan. the demonstration board is designed to work as a stand-alone application, or as a motherboard for the steval-ihi002v1 daughter board, which features the stmpe1208s capacitive sensing device and can be plugged into the steval- ihi001v1 to operate as a capacitive single touch keyboard. STEVAL-IHI001V1 www.st.com
circuit schematic STEVAL-IHI001V1 2/4 1 circuit schematic figure 1. schematic dl25 dl26 osc2 11 vssa 12 vdda 13 ain0/pb0 14 ckin/ain1/pb1 15 pc2/iccdata 24 pc1/ain9 23 pc0/ain8 22 pb7/ain7 21 pb6/ain6 20 pb5/ain5 19 pb4/ain4 18 vss 9 osc1/clkin 10 pa2(hs)/atpwm 32 pa1(hs)/atic 31 ain2/pb2 16 pa0(hs) 30 pc7/break 29 pc6 28 pc5 27 pc4/ltic 26 pc3/iccclk 25 pb3/ain3 17 atpwm1/pa3(hs) 1 atpwm2/mco/pa4(hs) 2 atpwm3/pa5(ha) 3 i2cdata/pa6(hs) 4 i2cclk/pa7(hs) 5 reset 6 nc 7 vdd 8 u2 st7fli49mk1t6 dl27 dl28 dl30 dl29 dl31 s-touch stand alone qst dig4 d1 1n4148 iccd dig6 11 dig7 12 seg8/ks8 13 seg7/ks7 14 seg6/ks6 15 iset 24 key 1 23 key 2 22 seg1/ks1 21 seg2/ks2 20 seg3/ks3 19 seg4/ks4 18 vcc 9 dig5 10 seg5/ks5 16 gnd 17 din/dout 1 clk 2 stb 3 irq_n 4 dig1/led 5 dig2 6 dig3 7 dig4 8 u3 stled316s r14 10k 5% r15 10k 5% +vdd dig7 d2 1n4148 c6 100nf c7 100nf dig3 tr 1 smaj33a-tr md 1 c8 10nf dig5 d3 1n4148 d4 1n4148 md 2 d5 1n4148 1 2 3 4 5 6 7 8 9 10 j5 con10a +vdd dig6 key 2 +vdd buz dig7 +vdd gint r10 4k7 5% tp2 +vdd 1 2 3 4 5 6 7 8 9 10 j4 con10 r11 4k7 5% dl32 dig2 tp4 seg2 seg1 seg3 r12 10k 5% seg4 i2cd +vdd 1 2 bz1 buzzer r13 10k 5% seg2 1 4 2 3 p2 tac t-2 iccc seg1 dig4 1 4 2 3 p3 tact-2 1 4 2 3 p4 tac t-2 r5 10k 5% seg2 dio 1 4 2 3 p5 tac t-2 +vdd r6 10k 5% dig1 seg3 i2cd seg3 dig3 irq iccd seg1 i2cc seg4 1 4 2 3 p6 tact-2 1 4 2 3 p7 tac t-2 tint 1 4 2 3 p8 tact-2 1 4 2 3 p9 tac t-2 i2cc 1 4 2 3 p10 tac t-2 clk stb dig3 seg5 seg5 seg4 buz +vdd seg6 rst seg7 clk seg6 seg8 stb pa2 q1 bc337 seg1 dio seg7 seg5 seg2 +vdd rst0 r8 10k 5% seg8 tp1 2 1 l1 33uh d7 stps340u c3 22nf 5v-30v r4 390 1% c1 10uf 35v seg3 d6 1n4007 c2 220pf r1 4k7 r2 15k 1% 1 2 3 j1 con3 r3 4k7 1% irq input seg4 r9 4k7 5% pa4 seg5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 j3 con15 rst0 seg6 dig5 d 9 c 7 b 5 a 4 e 10 f 2 g 1 dp 6 a1 3 a2 8 dy1 common anode seg7 1 4 2 3 p1 tact-2 + c5 10uf 16v icc programmer 1 2 3 4 5 6 7 8 9 10 j2 con10a d 9 c 7 b 5 a 4 e 10 f 2 g 1 dp 6 a1 3 a2 8 dy2 common anode seg8 pa3 rst +vdd iccc d 9 c 7 b 5 a 4 e 10 f 2 g 1 dp 6 a1 3 a2 8 dy3 common anode out 1 sy nc 2 comp 4 fb 5 gnd 7 vcc 8 vref 6 inh 3 u4 l5970d tp3 pa4 i2cc i2cd rst0 pa3 pa2 +vdd md 1 tint gint md 2 key 1 key 1 + c4 100uf 16v key 2 dl1 dig6 dl2 +vdd md 1 dl3 dl4 dig1 i2c expander dl5 dl6 dl7 dl8 rst dl9 dl10 dl11 dl12 dl13 dl14 dig2 dl15 dl16 md2 dl17 dl18 dl19 dl21 dl20 dl22 dl23 dl24
STEVAL-IHI001V1 revision history 3/4 2 revision history table 1. document revision history date revision changes 27-nov-2008 1 initial release.
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