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?e? 7hvw 6shflilfdwlrqv l1 )ljxuh ? $&& 1rupdol]hg 3xovh $psolwxgh 7udqvplw 7hpsodwh 2xwsxw +ljk yrowdjh 9 2+ ? 9 , 2+ m $ ,qsxw ohdndjh fxuuhqw ? , ,/ ? m $ 9 ,1 9 && ,qsxw fdsdflwdqfh ?lqglylgxdo slqv? & ,1 N?s) /rdg fdsdflwdqfh ?5()&/. rxwsxw? & /5() ?s) 7deoh ?? $&& 7udqvplwwhu (ohfwulfdo 3dudphwhuv ?2yhu 5hfrpphqghg 5dqjh? 3dudphwhuv 6\p 0lq 7\s 0d[ 8qlw 7hvw &rqglwlrqv ,vrodwhg sxovh khljkw dw 77,3? 75,1* ?? ??? ???? 9s 7'$7$ +ljk? 7)3 /rz ?? e???? e??? e?? 9s 7'$7$ /rz? 7)3 /rz ?e? ??? ??? ?? 9s 7'$7$ +ljk? 7)3 +ljk ?? e?? e??? e??? 9s 7'$7$ /rz? 7)3 +ljk ?e? 6hwxs wlph ?76*1? 70$*? w 76068 qv +rog wlph ?76*1? 70$*? w 760+ ? qv 127(? 3xovh dpsolwxgh phdvxuhg dfurvv d w uhvlvwru rq wkh olqh vlgh ri wkh wudqviruphu xvlqj wkh dssolfdwlrq flufxlw vkrzq lq )ljxuh dqg 7deoh ?? 7deoh ?? $&& '& (ohfwulfdo &kdudfwhulvwlfv ?2yhu 5hfrpphqghg 5dqjh? frqwlqxhg 3dudphwhu 6\p 0lq 7\s 0d[ 8qlw 7hvw &rqglwlrqv ? 7\slfdo ydoxhv duh dw ?? & dqg duh iru ghvljq dlg rqo\a qrw jxdudqwhhg dqg qrw vxemhfw wr surgxfwlrq whvwlqj? ?? $ssolhv wr slqv ? ? ?? ?? dqg ??? e?? 7 e?? 7 ' ?? % ?? e? 7 ? 7 & ? ?? 7 ( ? 7 * e?? ? 7 $ ? ) e? $ ? ) e? + e? 7 7 ?? m v 1rupdol]hg /hyhov 4xdwhuqdu\ 6\perov ?ydoxhv lq 9rowv? e e $ ? ??? ??? e??? e??? % ?? ????? ??? e??? e????? & ? ??? ??? e??? e??? ' ?? ??? ??? e??? e??? ( ? ???? ??? e??? e???? ) e? e??? e??? ??? ??? * e?? e??? e?? ?? ??? + e? e?? e? ? ??
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?e? 7hvw 6shflilfdwlrqv l1 7deoh ??? +'; $evroxwh 0d[lpxp 5dwlqjv 3dudphwhu 6\pero 0lq 0d[ 8qlwv 6xsso\ yrowdjh uhihuhqfh wr jurxqg ? 9&&?? 9&& e? ?? 9 ,qsxw yrowdjh ? ? dq\ lqsxw slq e ? 9&&? ? 9 &rqwlqxrxv rxwsxw fxuuhqw? dq\ rxwsxw slq ?? p$ 6wrudjh whpshudwxuh 7 6725 e? ?& &$87,21 2shudwlrqv dw wkh olplwv vkrzq pd\ uhvxow lq shupdqhqw gdpdjh wr wkh +'6/ 'ljlwdo 7udqvfhlyhu ?+';?? 1rupdo rshudwlrq dw wkhvh olplwv lv qhlwkhu lpsolhg qru jxdudqwhhg ? 7kh pd[lpxp srwhqwldo ehwzhhq 9&&? dqg 9&& pxvw qhyhu h[fhhg ??? 9? ?? *1' *1' 9a *1'? 9a *1' 9? 7deoh ??? +'; 5hfrpphqghg 2shudwlqj &rqglwlrqv 3dudphwhu 6\pero 0lq 7\s 0d[ 8qlwv '& vxsso\ 9&& ?? ? ?? 9 9&&? ?? ? ?? 9 9&&?e9&& e?? ?? 9 $pelhqw rshudwlqj whpshudwxuh 7 $ e ? ?& ? 7r ghulyh wklv vxsso\? d 1 ?ru htxlydohqw? glrgh pd\ eh frqqhfwhg ehwzhhq 9&&? dqg 9&& dv vkrzq lq )ljxuhv dqg ?? 7kh glrgh vkrxog eh vhohfwhg wr phhw 9&& plqlpxp vshflilfdwlrqv? 7deoh ??? +'; '& (ohfwulfdo &kdudfwhulvwlfv ?2yhu 5hfrpphqghg 5dqjh? 3dudphwhu 6\p 0lq 7\s 0d[ 8qlw 7hvw &rqglwlrqv 6xsso\ fxuuhqw ?ixoo rshudwlrq? , && ? ? p$ ,qsxw /rz yrowdjh 9 ,/ ? 9 , ,/ m $ ,qsxw +ljk yrowdjh 9 ,+ ? 9 , ,+ m $ 2xwsxw /rz yrowdjh 9 2/ *1' ? 9 , 2/ m $ 2xwsxw +ljk yrowdjh 9 2+ 9&&?e? 9 , 2+ m $ ,qsxw ohdndjh fxuuhqw ? , ,/ ? m $ 9 ,1 9 && ? 7ulvwdwh ohdndjh fxuuhqw , 72/ ? m $ 99 && ? ,qsxw fdsdflwdqfh ?lqglylgxdo slqv? & ,1 N? s) /rdg fdsdflwdqfh ?5()&/. rxwsxw? & /5() s) ? 7\slfdo ydoxhv duh dw ? ?& dqg duh iru ghvljq dlg rqo\a qrw jxdudqwhhg dqg qrw vxemhfw wr surgxfwlrq whvwlqj? ?? $ssolhv wr doo slqv wkdw fdq eh frqiljxuhg dv lqsxwv? 5hihu wr 7deoh iru d frpsohwh olvw ri vljqdov? ? $ssolhv wr 6.??? slqv ?? ?? ? ?? ?? ?? ? ? dqg ?e?? ru 6.??? slqv ?? ?? ? ? ?? ? ?? dqg ?e zkhq wulvwdwhg?
6.???6.??? ru 6.??? ?? nesv +'6/ 'dwd 3xps &kls 6hw ?e?? l1 7deoh ? +';?+'6/ 'dwd ,qwhuidfh 7lplqj ?6hh )ljxuh ?? 3dudphwhu 6\pero 0lq 7\s 0d[ 8qlw ,&/. iuhtxhqf\ i ,&/. N?? n+] 5()&/. iuhtxhqf\ i 5()&/. N????? 0+] 5()&/. iuhtxhqf\ wrohudqfh ?/78 0rgh? wro 5&/. e? ? ssp &.?0 iuhtxhqf\ wrohudqfh ?178 0rgh? ? wro &.?0 e? ? ssp ,&/. sxovh zlgwk kljk w ,3: H?? qv 7udqvlwlrq wlph rq dq\ gljlwdo rxwsxw w 72 qv 7udqvlwlrq wlph rq dq\ gljlwdo lqsxw w 7, ? qv 7'$7$? 7)3 vhwxs wlph wr ,&/. ulvlqj hgjh w 768 qv 7'$7$? 7)3 krog wlph iurp ,&/. ulvlqj hgjh w 7+ qv 5'$7$? 5)3? 5)67 ghod\ iurp ,&/. idoolqj hgjh w 7' Nqv 7)3 sxovh zlgwk w 7)3: ??? ?? ?? qv 7)3 idoolqj hgjh wr ,&/. ulvlqj hgjh w 7),5 qv 7)3 vhwxs wlph wr 5()&/. ulvlqj hgjh w 7685 ? qv ? 7\slfdo ydoxhv duh dw ? ?& dqg duh iru ghvljq dlg rqo\a qrw jxdudqwhhg dqg qrw vxemhfw wr surgxfwlrq whvwlqj? ?? &.?0 pxvw phhw wklv wrohudqfh derxw dq devroxwh iuhtxhqf\ ri ?? 0+] ru ????? 0+] lq 178 prgh? ? 0hdvxuhg zlwk s) ordg? ? 7khvh sdudphwhuv dsso\ rqo\ wr dq /78 prgh 'dwd 3xps surjudpphg iru uhshdwhu dssolfdwlrqv dv vkrzq lq )ljxuh ??
?e?? 7hvw 6shflilfdwlrqv l1 )ljxuh ?? +';?+'6/ 'dwd ,qwhuidfh 7lplqj %? 5hshdwhu 0rgh w ,3: w 7+ w 768 w 7, w 7' w 72 9 ,/ 9 ,+ 9 2+ 9 2/ 9 2+ 9 2/ 5$7$? 5)3? 5)67 7'$7$? 7)3 ,&/. f ,&/. w ,3: w 7+ w 768 w 7' w 72 9 ,/ 9 ,+ 9 2+ 9 2/ 9 2+ 9 2/ 5$7$? 5)3? 5)67 7'$7$ ,&/. w 7+ w 7, w 7),5 9 ,/ 9 ,+ 7)3 w 7)3: f ,&/. $? 1rqe5hshdwhu 0rgh 5()&/. 7)3 w 7685 9 ,+ 9 ,/ 9 ,+ 9 ,/ &? 5hshdwhu 0rgh
6.???6.??? ru 6.??? ?? nesv +'6/ 'dwd 3xps &kls 6hw ?e?? l1 7deoh ? +';?0lfursurfhvvru ,qwhuidfh 7lplqj 6shflilfdwlrqv ?6hh )ljxuhv ? dqg ?? 3dudphwhu 6\pero 0lq 7\s 0d[ 8qlw reset2 sxovh zlgwk /rz w 53:/ ? ? m v reset2 wr int fohdu ? n w uhvlvwru iurp int wr 9&&?? w ,17+ \qv reset2 wr gdwd wulvwdwh rq 'e? w '7+= Nqv chipsel sxovh zlgwk /rz w &63:/ ? qv chipsel /rz wr gdwd dfwlyh rq 'e? w &'/= ? qv chipsel +ljk wr gdwd wulvwdwh rq 'e? w &'+= ? qv read sxovh zlgwk /rz w 563:/ qv read /rz wr gdwd dfwlyh w 5'/= ? qv read +ljk wr gdwd wulvwdwh w 5'+= ? qv $gguhvv wr ydolg gdwd ? w 35' ? qv $gguhvv vhwxs wr write ulvlqj hgjh ? w $68: ? qv $gguhvv krog iurp write ulvlqj hgjh ? w $+: qv write sxovh zlgwk /rz w :3:/ qv 'dwd vhwxs wr write ulvlqj hgjh w '68: ? qv 'dwd krog iurp write ulvlqj hgjh w '+: qv read +ljk wr int fohdu zkhq uhdglqj uhjlvwhu 5' w ,175 Hqv ? 7lplqj iru doo rxwsxwv dvvxphv d pd[lpxp ordg ri s)? ?? |$gguhvv uhihuv wr lqsxw vljqdov chipsel ? $? $? $?? dqg $? |'dwd uhihuv wr ,?2 vljqdov '? '? '?? '? '? '? '?? dqg '?? 7deoh ?? *hqhudo 6\vwhp dqg +dugzduh 0rgh 7lplqj 3dudphwhu 0lq 7\s 0d[ 8qlw 7kurxjksxw ghod\ 7'$7$ wr 77,3?75,1* ??? ?? m v 57,13?55,1* wr 5'$7$ ?? ?? m v +dugzduh prgh |$&75(4 lqsxw wudqvlwlrqdo sxovh zlgwk ?+ljk ru /rz? m v |48,(7 wudqvlwlrqdo sxovh zlgwk ?+ljkewre/rz? m v ? 7\slfdo ydoxhv duh dw ?? & dqg duh iru ghvljq dlg rqo\a qrw jxdudqwhhg dqg qrw vxemhfw wr surgxfwlrq whvwlqj?
?e?? 7hvw 6shflilfdwlrqv l1 )ljxuh ?? 5hvhw dqg ,qwhuuxsw 7lplqj ? m 3 &rqwuro 0rgh? $? 5hvhw 7lplqj %? ,qwhuuxsw 7lplqj w 53:/ w ,17+ w '7+= 5(6(7? ,17 'e? ?2xwsxw? 9 ,+ 9 ,/ 9 2+ 9 2/ 9 2/ 9 2+ 5($' 9 ,+ 9 ,/ &+,36(/ w ,175 $''5 e ,17 9 ,+ 9 ,/ 9 ,+ 9 ,/ 9 2+ 9 2/
6.???6.??? ru 6.??? ?? nesv +'6/ 'dwd 3xps &kls 6hw ?e? l1 )ljxuh ?? 3dudooho 'dwd &kdqqho 7lplqj $? &kls 6hohfw 7lplqj %? 'dwd 5hdg 7lplqj &? 'dwd :ulwh 7lplqj 9 ,+ 9 ,/ &+,36(/ 9 2+ 9 2/ w 5'/= w 35' 5($' 'e? ?2xwsxw? 9 ,+ 9 ,/ ?:5,7( ? $''5e w 5'+= w 563:/ w :3:/ 9 ,+ 9 ,/ &+,36(/ 9 ,+ 9 ,/ w '+: :5,7( 'e? ?,qsxw? 9 ,+ 9 ,/ w $+: w $68: ?5($' ? $''5e w 7, w '68: 9 ,+ 9 ,/ &+,36(/ w &63:/ 9 2+ 9 2/ w &'/= w &'+= ?5($' ? 'e? ?2xwsxw?


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