Page 22 - ipst-microbox_manual

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1.2.17 ἧǧ¨ÃÅÒí ⾧à»Â‚ â« K1 C1
SOUND 10/16V
(µÍ‹ ¡ºÑ ¾Íõ PB0-PB4 áÅÐ PD0-PD7) +
S
ÁÕǧ¨ÃáÅÐ˹ŒÒµÒ¢Í§ºÍÏ´áÊ´§ã¹ÃÙ»·Õè 1-16
¤Ø³ÊÁºÑµÔ·Ò§à·¤¹Ô¤·èÕÊíҤѭÁմѧ¹Õé SP1
Piezo
l ãªÅŒ Òí ⾧à»Â‚ â« ÁÍÕ ÁÔ ¾áÕ ´¹« 32Ω speaker
l Á¤Õ ҋ ¤ÇÒÁ¶àÕè Ãâ«á¹¹«ã ¹Âҋ ¹1 ¶§Ö 3kHz
û٠·èÕ 1-16 ǧ¨Ã¢Í§á¼§Ç§¨ÃÅÒí ⾧

1.2.18 ἧǧ¨ÃÇ´Ñ ¤Ò‹ ¤ÇÒÁµÒŒ ¹·Ò¹ : RESISTANCE (µÍ‹ ¡ºÑ PA0-PA7)

ÁÕǧ¨ÃáÅÐ˹ŒÒµÒ¢Í§á¼§Ç§¨Ã¹éÕáÊ´§ã¹ÃÙ»·èÕ 1-17 ¤Ø³ÊÁºÑµÔ·Ò§à·¤¹Ô¤·èÕÊíҤѭÁմѧ¹éÕ

l ãªÇŒ ´Ñ ¤Ò‹ ¤ÇÒÁµÒŒ ¹·Ò¹ä¿¿Ò‡ â´ÂãËጠç´¹Ñ àÍÒµ¾ µØ ໹š 굄 ÃÒÊNj ¹ 1mV / Ω

l Ç´Ñ ¤Ò‹ ä´ÊŒ §Ù Ê´Ø 4000Ω ËÃÍ× 4kΩ

l ÀÒÂã¹á¼§Ç§¨ÃÁáÕ Ëŧ‹ ¨Ò‹ ¡ÃÐáʤ§·èÕ 1mA àÁÍè× ¹Òí µÇÑ µÒŒ ¹·Ò¹Áҵ͋ Ç´Ñ ·¨èÕ ´Ø Ç´Ñ
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¢ŒÍˌÒÁ : µŒÍ§äÁ‹¹íÒἧǧ¨ÃÇÑ´¤‹Ò¤ÇÒÁµŒÒ¹·Ò¹¹Õéä»ÇÑ´¤‹Ò¤ÇÒÁµŒÒ¹·Ò¹ÀÒÂã¹Ç§¨Ãã´æ
ã¹¢³Ð·èÕÁÕ¡Òè‹ÒÂáç´Ñ¹ãˌᡋǧ¨Ã·Õè·íÒ¡ÒÃÇÑ´¹Ñé¹Í‹ҧà´ç´¢Ò´ à¾ÃÒФ‹Ò·ÕèÇѴ䴌¨ÐÁÕ¤ÇÒÁ¤ÅÒ´
à¤Å×è͹ÊÙ§ áÅÐÂѧÍҨʋ§¼Å·íÒãˌà¡Ô´¤ÇÒÁàÊÕÂËÒÂᡋἧǧ¨Ã¹Õé䴌

) RESISTANCE

LM334 0.1/63V

1 constant

current source

2

3 68R 8 OUT +
7
1mA set S
5 4
Output
6 1mV./Ω

R ·µèÕ ÍŒ §¡ÒÃÇ´Ñ

TLC2272

Input 4000Ω Max.
(Current source 4V. limited)

û٠·èÕ 1-17 áÊ´§Ã»Ù Ãҋ §áÅÐǧ¨Ã¢Í§á¼§Ç§¨ÃÇ´Ñ ¤Ò‹ ¤ÇÒÁµÒŒ ¹·Ò¹