鎽� 瑕侊細鏈枃绲﹀嚭浜嗕竴绋熀浜嶱rofibus-DP鐝�(xi脿n)鍫寸附绶氱殑鏅鸿兘鏂疯矾鍣ㄥ鍙冩暩(sh霉)娓帶绯荤当(t菕ng)瑷�(sh猫)瑷堟柟妗�锛岄棥杩颁簡闆诲姏淇¤櫉鍜屾韩搴︽娓浕璺�銆丳rofibus-DP绺界窔鎺ュ彛妯″鐨勮ō(sh猫)瑷堟柟娉�銆傝┎鏂规閲囩敤浜嗗厛閫茬殑闋荤巼鑷仼鎳夊悓姝ュ揩閫熶氦娴侀噰妯ｇ畻娉曞皪澶氬弮鏁�(sh霉)娓帶杌熶欢閫茶瑷�(sh猫)瑷�锛岀偤鏅鸿兘鏂疯矾鍣ㄧ殑鏁�(sh霉)鎿�(j霉)閲囬泦鍜岄€氫俊鎻愪緵浜嗕竴姊濇湁鏁堢殑瀵︾従(xi脿n)閫斿緫銆� 闂�(gu膩n)閸佃锛�鏅鸿兘浣庡鏂疯矾鍣�;鐝�(xi脿n)鍫寸附绶�;鏅鸿兘鎺у埗鍣� 1 寮曡█ 銆€銆€鍦ㄤ綆澹撻浕鍣ㄩ牁(l菒ng)鍩�锛屾柗璺櫒鏄竴绋潪甯搁噸瑕佺殑鍣ㄤ欢銆傛櫤鑳藉瀷浣庡鏂疯矾鍣ㄥ叿鏈夊偝绲�(t菕ng)鏂疯矾鍣ㄦ墍娌掓湁鐨勮嚜鍕曞寲銆佹櫤鑳藉寲銆佹ā濉婂寲鐨勫劒(y艒u)榛�锛屽畠浠ユ櫤鑳芥帶鍒跺櫒鐐烘牳蹇�锛屾槸涓€绋妸寰檿鐞嗗櫒鎶€琛�(sh霉)銆佺恫(w菐ng)绲�(lu貌)鎶€琛�(sh霉)鍜屼俊鎭妧琛�(sh霉)闆嗘垚鍦ㄤ竴璧风殑楂樻柊鎶€琛�(sh霉)鐢�(ch菐n)鍝�銆傚熀浜庡井铏曠悊鍣ㄧ殑鏅鸿兘鎺у埗鍣ㄥ叿鏈夊绋娓拰閫氫俊鍔熻兘锛屽埄鐢ㄧ附绶氬姛鑳藉鐝�(xi脿n)闆诲姏璩�(zh矛)閲忕洠(ji膩n)鎺ф槸涓€绋稉(j墨ng)婵熸湁鏁堢殑鏂规 [2]銆傛枃涓郸鍑虹殑鏂疯矾鍣ㄦ脯鎺х郴绲�(t菕ng)閲囩敤鐨勬槸Profibus-DP鐝�(xi脿n)鍫寸附绶�锛� Profibus-DP瑷�(sh猫)瑷堟棬鍦ㄧ敤浜庣従(xi脿n)鍫翠竴绱氱殑楂橀€熸暩(sh霉)鎿�(j霉)鍌宠几锛屽湪閫欎竴绱氫腑澶帶鍒跺櫒閫氶亷楂橀€熶覆琛岀窔鍚屽垎鏁ｇ殑鐝�(xi脿n)鍫磋ō(sh猫)鍌欓€茶閫氫俊[3]銆� 銆€銆€鏈枃绲﹀嚭浜嗕竴绋熀浜嶱rofibus-DP绺界窔鐨勬櫤鑳芥柗璺櫒澶氬弮鏁�(sh霉)娓帶绯荤当(t菕ng)瑷�(sh猫)瑷�銆傝┎瑷�(sh猫)瑷堥噰鐢≒hilips鐨凩PC2114寰檿鐞嗗櫒浣滅偤鐝�(xi脿n)鍫存帶鍒剁殑鏍稿績锛岄€氶亷51鍠墖姗烲PC932A1渚嗗鐝�(xi脿n)Profibus绺界窔閫氫俊銆侺PC2114鍏�(n猫i)缃殑A/D杞�(zhu菐n)鎻涘櫒鍜屽柈鍏矾妯℃摤闁嬮棞(gu膩n)CD4051鐩搁厤鍚堝畬鎴愪簡澶氳矾淇¤櫉鐨勯噰闆�锛岄噰鐢ㄧ殑楂樼簿搴﹀鏅傛檪閻樿姱鐗嘢D2304FLP鑳藉鏈夋晥鍦板鐝�(xi脿n)婧害妾㈡脯鍜屽鏅傛檪閻樸€傛枃绔犳渶鍚庨倓绲﹀嚭浜嗗厛閫茬殑娓帶杌熶欢绠楁硶鍙婇€氫俊鎺ュ彛杌熶欢鐨勮ō(sh猫)瑷�銆� 2 鎺у埗闆昏矾纭欢瑷�(sh猫)瑷� 銆€銆€鏅鸿兘鎺у埗鍣ㄤ富瑕佺敱寰檿鐞嗗櫒銆佷俊铏熼噰闆嗛浕璺�銆佹檪閻樻韩搴︽娓浕璺�銆侀浕婧�銆侀嵉鐩ゅ拰娑叉櫠椤ず闆昏矾銆佸煼(zh铆)琛屾妲�(g貌u)浠ュ強Profibus-DP绺界窔鎺ュ彛闆昏矾绛夐儴鍒嗙祫鎴�锛岀祫鎴愭鍦栧鍦�1鎵€绀�銆傛櫤鑳芥帶鍒跺櫒绯荤当(t菕ng)鑳藉?q奴)宕縁(xi脿n)婧害閲囬泦銆佽檿鐞嗘帶鍒�銆佺従(xi脿n)鍫撮€氫俊绛夊姛鑳�,鑳藉柈鐛ㄥ畬鎴愮従(xi脿n)鍫存脯閲忔帶鍒�,涔熷彲鑸囧鍊嬪緸绔欏拰涓荤珯涓€璧锋(g貌u)寤轰竴鍊嬪ぇ绯荤当(t菕ng),瀹屾垚鏁撮珨鐨勬脯閲忔帶鍒朵换鍕�銆� [align=center] 鍦�1 鏅鸿兘鎺у埗鍣ㄧ祫鎴愭鍦朳/align] 銆€銆€2.1 寰檿鐞嗗櫒閬告搰 銆€銆€鏈ō(sh猫)瑷堜换鍕欓伕鐢ㄤ簡Philips鐨凩PC2114寰檿鐞嗗櫒浣滅偤鐝�(xi脿n)鍫存帶鍒剁殑鏍稿績銆傝┎铏曠悊鍣ㄥ叿鏈夎冻澶犲鐨処/O鎺ュ彛鍜屽揩閫熻檿鐞嗘暩(sh霉)鎿�(j霉)鐨勮兘鍔涳紝鑳藉婊胯冻灏嶅鍙冩暩(sh霉)绯荤当(t菕ng)鐨勫鏅傜洠(ji膩n)鎺у拰鍫辫鐨勮姹�銆� 銆€銆€LPC2114鏈�128K鐗囧収(n猫i)FLASH绋嬪簭瀛樺劜鍣�锛屽叿鏈塈SP鍜孖AP鍔熻兘锛岀偤绯荤当(t菕ng)鐨勯枊鐧�(f膩)鍜岀董璀峰付渚嗕簡寰堝ぇ鐨勯潏娲绘€�;闋愬彇鎸囦护鏂规硶浣垮緱CPU鐨勫煼(zh铆)琛岄€熷害鏄櫘閫欶LASH鏈€楂橀€熺殑4鍊�锛屾寚浠ょ殑鍩�(zh铆)琛岄€熷害鍙仈鍒�18ns;4璺�10浣岮/D杞�(zhu菐n)鎻涘櫒锛岃綁(zhu菐n)鎻涙檪闁撶煭鑷�2.44渭s;澶氫覆琛屽彛锛屽閬�46鍊嬮€氱敤I/O鍙ｏ紝12鍊嬬崹绔嬪閮ㄤ腑鏂峰紩鑵�銆傚彧瑕侀€氶亷绮惧績鐨勮粺浠惰ō(sh猫)瑷堝氨鍙互浠ユ渶灏戠殑鍣ㄤ欢瀹屾垚鎵€瑕佹眰鐨勬€ц兘,鎻愰珮鍙潬鎬с€� 銆€銆€2.2 婧害妾㈡脯鍜屽鏅傛檪閻橀浕璺� 銆€銆€鍌崇当(t菕ng)鐨勬韩搴︽娓拰瀵︽檪鏅傞悩鏄敱鍚勮嚜鐛ㄧ珛鐨勮姱鐗囬浕璺垎鍒ュ畬鎴�锛岄€欐ǎ鍒嗘暎铏曠悊寰€寰€闄嶄綆浜嗗井铏曠悊鍣ㄧ殑铏曠悊鏁堢巼鑰屼笖涔熷鍔犱簡闆昏矾鐨勫京闆滄€э紝鎵€浠ユ湰瑷�(sh猫)瑷堥噰鐢ㄤ簡楂樼簿搴﹀鏅傛檪閻楽D2304FLP銆係D2304FLP鏄竴绋叿鏈夊収(n猫i)缃櫠鎸�銆佸叐绶氬紡涓茶鎺ュ彛鐨勯珮绮惧害瀵︽檪鏅傞悩鑺墖銆傝┎鑺墖鍙繚璀夋檪閻樼簿搴︾偤卤5ppm锛堝湪-10ºC锝�50ºC涓嬶級;鑺墖鍏�(n猫i)缃绲傜簿搴﹁(di脿o)鏁村姛鑳�锛岄€氶亷鍏�(n猫i)缃殑鏁�(sh霉)瀛楁韩搴﹀偝鎰熷櫒鍙ō(sh猫)瀹氶仼鎳夋韩搴﹁畩鍖栫殑瑾�(di脿o)鏁村€�锛屽鐝�(xi脿n)鍦ㄥ婧害鑼冨湇鍏�(n猫i)楂樼簿搴︾殑瑷堟檪鍔熻兘;鍏�(n猫i)缃�2K涓茶E2PROM锛岀敤浜庡瓨鍎插悇婧害榛炵殑鏅傞悩绮惧害瑁滃劅鏁�(sh霉)鎿�(j霉)銆傛鏄敱浜庡収(n猫i)缃簡I2C绺界窔鐨勬暩(sh霉)瀛楁韩搴﹀偝鎰熷櫒锛屽彲浠ュ緢鏂逛究鍦伴€氶亷I2C鎺ュ彛璁€鍙栨韩搴︽暩(sh霉)鎿�(j霉)銆� 銆€銆€SD2304FLP鐨勬韩搴﹁鍎熸槸鎳夌敤鐨勯棞(gu膩n)閸�銆傛檪閻樼簿搴﹂毃婧害璁婂寲鐨勮鍎熸暩(sh霉)鎿�(j霉)鍑哄粻鍓嶅凡缍�(j墨ng)瀛樺劜鍦�2K瀹归噺鐨凟2PROM閲岋紝鍥犳鍙璁€鍙栫墖鍏�(n猫i)婧害鍌虫劅鍣ㄥ氨鍙煡鐣跺墠婧害鍊�銆傛牴鎿�(j霉)婧害鍊肩殑楂樺叓浣嶇⒑瀹氬瓨鍎插湪E2PROM瑁滃劅鏁�(sh霉)鎿�(j霉)鍦板潃锛岃畝鍑鸿┎瑁滃劅鏁�(sh霉)鎿�(j霉)骞跺鍏ユ檪閻樿(di脿o)鏁村瘎瀛樺櫒銆傞渶娉ㄦ剰鐨勬槸锛欼2C绺界窔鐨勪笂鎷夐浕澹撴噳纰轰繚鍦ㄧ附绶氶渶瑕佸伐浣滅殑鏅傚绲傚瓨鍦�锛屽苟鍦ㄧ郴绲�(t菕ng)涓渶鍏堜笂闆�锛屾渶鍚庢帀闆�銆� 銆€銆€2.3 淇¤櫉閲囬泦闆昏矾 銆€銆€鏈ō(sh猫)瑷堥噰闆嗙殑淇¤櫉鏄洓璺浉闆绘祦鍜屼笁璺浉闆诲淇¤櫉锛岄浕澹撳拰闆绘祦淇¤櫉閮芥槸缍�(j墨ng)閬庝簰鎰熷櫒褰㈡垚鐨勪簩娆″伌(c猫)鎰熸噳闆诲銆傜稉(j墨ng)婵炬尝闅旈洟鏀惧ぇ涔嬪悗褰㈡垚鐨勯仼鍚圓/D杞�(zhu菐n)鎻涚殑闆诲鑼冨湇锛�7璺俊铏熺稉(j墨ng)铏曠悊鍚庨€佸埌澶氳矾闆诲瓙闁嬮棞(gu膩n)銆傜敱浜嶭PC2114鏈韩鍏锋湁A/D杞�(zhu菐n)鎻涘櫒锛屾墍浠ュ彧闇€閫氶亷LPC2114鎺у埗闆诲瓙闁嬮棞(gu膩n)閬搁€氭墍闇€鐨勫悇璺俊铏�锛屽嵆鍙畬鎴愬皪澶氳矾淇¤櫉鐨勯噰闆�锛屾湰瑷�(sh猫)瑷堥伕鐢ㄧ殑鏄柈鍏矾妯℃摤闁嬮棞(gu膩n)CD4051銆� 銆€銆€CD4051鐨勯€氶亾杞�(zhu菐n)鎻涢牷鐜囬珮閬�10MHz锛岃€屼笖鎺у埗绨″柈锛岄噺绋嬪彲閬斿埌10V锛屽伐浣滄韩搴﹁寖鍦嶇偤-55ºC锝� +125ºC锛屽叿鏈夊閲忕▼鍜屼俊铏熼噰闆嗗鏅傛€х殑鐗归粸銆� 銆€銆€LPC2114鐨凙/D杞�(zhu菐n)鎻涢牷鐜囨渶澶у彲浠ラ仈鍒�4.5MHz锛岃綁(zhu菐n)鎻涚簿搴︾偤2-10锛屽畬鍏ㄨ兘澶犳豢瓒冲鏅傞噰闆嗗拰楂樼簿搴﹁姹�銆侰D4051鑸嘗PC2114鐨凙/D鍒濆鍖栧拰杞�(zhu菐n)鎻涘伐浣滅敱涓荤▼搴忓畬鎴�銆傝ō(sh猫)瑷堥噰鐢ㄥ畾鏅備腑鏂锋柟寮忥紝瑕佹眰姣�1ms灏卞湪3璺浕澹撳拰4璺浕娴佷俊铏熶笂鍚勯噰闆嗕竴榛�锛孡PC2114灏囬噰闆嗘墍杞�(zhu菐n)鎻涚殑鏁�(sh霉)鎿�(j霉)瀛樺劜鍦ˋDDR锛圓/D鏁�(sh霉)鎿�(j霉)瀛樺劜鍣級涓€� 銆€銆€2.4 Profibus-DP绺界窔鎺ュ彛妯″ 銆€銆€鍦≒rofibus-DP绺界窔閫氫俊閬庣▼涓�锛屼富绔欏惊鐠�(hu谩n)鍦拌畝鍙栧緸绔欑殑杓稿叆淇℃伅骞跺懆鏈熷湴鍚戝緸绔欑櫦(f膩)閫佽几鍑轰俊鎭�銆傚悓鏅�锛屾暩(sh霉)鎿�(j霉)鐨勯€氫俊鏄€氶亷涓荤珯鍜屽緸绔欑殑鐩�(ji膩n)鎺у姛鑳介€茶鐩�(ji膩n)鎺х殑銆� 銆€銆€鏈郴绲�(t菕ng)閬哥敤浜�51鍠墖姗烲PC932A1灏堥杸渚嗗鐝�(xi脿n)Profibus绺界窔閫氫俊銆傜敱浜庡柈鐗囨LPC932A1涓婂畨瑁濇湁澧炲挤鍨婾ART锛屽洜姝ゅ彲浠ヤ娇鐢ㄥ柈鐗囨閫氶亷杌熶欢渚嗘ā鎿琍rofibus鐝�(xi脿n)鍫寸附绶氬崝(xi茅)璀般€侺PC932A1鎿嶄綔闋荤巼鐨勯€熷害鏄櫘閫氭婧�8 0 C 51鍣ㄤ欢鐨�6鍊�锛屾寚浠ゅ煼(zh铆)琛屾檪闁撳彧闇€167 ns锛屽寮峰瀷鐨刄ART娉㈢壒鐜囧彲浠ヤ娇鏁�(sh霉)鎿�(j霉)鍦≒rofibus-DP绺界窔鍌宠几涓珮閬�500Kb/s锛屽畠鍏佽ū楂橀€熷害鍛ㄦ湡鎬х殑鏁�(sh霉)鎿�(j霉)閫氫俊锛屽洜姝ょ壒鍒ラ仼鐢ㄤ簬灏嶆檪闁撹姹傝嫑鍒荤殑鍫村悎銆� 銆€銆€Profibus-DP鎺ュ彛妯″瑕嬪湒2锛岄浕璺富瑕佺敱鍥涢儴鍒嗙祫鎴愶細寰帶鍒跺櫒LPC2114锕戞ā鎿附绶氬崝(xi茅)璀拌檿鐞嗗井鎺у埗鍣↙PC932A1锕戦珮閫熷厜闆昏€﹀悎鍣�6N137鍜孯S485鏀剁櫦(f膩)鍣⊿P3485銆傚湪Profibus-DP鎺ュ彛 [align=center] 鍦�2 Profibus鎺ュ彛纭欢闆昏矾鍦朳/align] 銆€銆€妯″瑷�(sh猫)瑷堜腑鍙渶鍗犵敤LPC2114涓�4鍊嬪紩鑵崇鍙�锛屽ぇ澶х瘈(ji茅)鐪佷簡LPC2114鐨勭鍙ｈ硣婧愩€傜偤浜嗗寮稰rofibus-DP绺界窔绡€(ji茅)榛炵殑鎶楀共鎿捐兘鍔�锛孡PC932A1鐨凾XD鍜孯XD骞朵笉鏄洿鎺ヨ垏RS-485鏀剁櫦(f膩)鍣⊿P3485鐨凾XD鍜孯XD鐩搁€�锛岃€屾槸閫氶亷楂橀€熷厜闆昏€﹀悎鍣�6N137鍚庤垏SP3485鐩搁€ｏ紝閫欐ǎ鑳藉緢濂藉湴瀵︾従(xi脿n)绺界窔涓婂悇Profibus-DP绡€(ji茅)榛為枔鐨勯浕姘ｉ殧闆�銆傚叾涓厜鑰﹂儴鍒嗛浕璺墍閲囩敤鐨�2鍊嬮浕婧怴CC鍜孷PP蹇呴爤瀹屽叏闅旈洟锛岄洊鐒跺鍔犱簡绡€(ji茅)榛炵殑寰╅洔鎬�锛屼絾鏄嵒鎻愰珮浜嗙瘈(ji茅)榛炵殑绌�(w臎n)瀹氭€у拰瀹夊叏鎬�銆傞€ｆ帴鑷砈P3485涓夾寮曡叧鐨勪笂鎷夐浕闃诲拰閫ｆ帴鑷矪寮曡叧鐨勪笅鎷夐浕闃荤敤浜庝繚璀夌劇閫ｆ帴鏅傜殑SP3485鑺墖铏曚簬绌洪枒鐙€鎱�(t脿i)锛屾彁渚涚恫(w菐ng)绲�(lu貌)澶辨晥淇濊锛屼互鎻愰珮RS-485绡€(ji茅)榛炶垏缍�(w菐ng)绲�(lu貌)鐨勫彲闈犳€�銆� 3 杌熶欢瑷�(sh猫)瑷� 銆€銆€3.1 娓帶杌熶欢鐨勭畻娉� 銆€銆€杌熶欢绠楁硶閲囩敤灏忛浕娴佹帴鍦扮郴绲�(t菕ng)涓敤浣滀繚璀风畻娉曠殑绌嶅垎娉曪紝鍏朵緷鎿�(j霉)鏄寮﹂噺鐨勫崐鍛ㄧ禃灏嶅€� 銆€銆€绌嶅垎姝ｆ瘮浜庡箙鍊�Ѕ[sub]m[/sub]銆傜畻娉曡〃绀虹偤 銆€銆€ 銆€銆€寮忎腑M鐐烘瘡鍊嬪懆鏈熷収(n猫i)鐨勯噰妯ｆ暩(sh霉)锛孲锛坖锛夌偤绗琷鍊嬮噰妯ｅ€�锛� K锛埼憋級鏄瘮渚嬬郴鏁�(sh霉)锛岃垏鍒濆閲囨ǎ榛濻锛�0锛夌殑瑙掑害鏈夐棞(gu膩n)銆� 銆€銆€姝ょ畻娉曞儏鍥犲垵濮嬮噰妯ｉ粸涓嶅悓寮曡捣鐨勮宸純澶э紝浣嗗€嬪垾閲囨ǎ鍊煎彈骞叉摼鍚庡皪绺藉€肩殑褰遍熆杓冨皬锛屽湪鍗婃尝绌嶅垎閬庣▼涓儴鍒嗚娉㈢浉鎶垫秷銆� 銆€銆€闆诲銆侀浕娴佸拰涓夌浉鏈夊姛鍔熺巼鐨勭畻娉曞叕寮忕偤 銆€銆€ 銆€銆€寮忎腑U锛坙锛夈€乮锛坙锛� 鐐虹 榛炵殑闆诲銆侀浕娴侀噰妯ｅ€�銆傜敱涓婅堪绠楁硶鍙垎鍒ョ畻鍑篣[sub]AB[/sub] 銆乁[sub]CB[/sub]鍜孖[sub]A[/sub] 銆両[sub]C[/sub]銆傚叾浠栭噺濡俢os蠁 涔熷彲鎿�(j霉)姝ゆ帹绠楀嚭銆傚湪鏅€氱畻娉曚腑,Q 绠楀紡閫氬父鐢盤 绠楀紡灏庡嚭, 鑰屾湰瑷�(sh猫)瑷堜腑閲囩敤鐨勭畻娉曚腑, Q 绠楀紡鐩存帴鐢遍浕娴併€侀浕澹撳皫鍑�, 妤靛ぇ鍦版彁楂樹簡瑷堢畻绮惧害銆� 銆€銆€3.2 瀵︽檪鏅傞悩鑸囨韩搴︽娓粺浠惰ō(sh猫)瑷� 銆€銆€鐣舵脯鎺х郴绲�(t菕ng)閬嬭鏅傦紝姣忛殧涓€娈垫檪闁撳氨瑕侀€茶涓€娆℃檪閻樻牎婧栧拰婧害妾㈡脯銆備富绋嬪簭鍦ㄨ嚜瑷烘柗妯″閮ㄥ垎璁€鍙栨韩搴︽娓€�锛屽垽鏂风挵(hu谩n)澧冩韩搴︽槸鍚︾暟甯搞€備富绔欓€氶亷Profibus绺界窔鐧�(f膩)閫佹婧栨檪闁撳埌鍚勬櫤鑳藉緸绔�锛岀劧鍚庣敱鍚勫緸绔欏皪鍚勮嚜鐨勬檪閻橀€茶鏍℃簴鎿嶄綔銆傜暥鏌愬€嬪緸绔欑櫦(f膩)鐢熸晠闅滃拰鍫辫鏅傦紝姝ゅ緸绔欏氨灏嶈嚜宸辩殑D2304FLP閫茶璁€瀵搷浣�锛屼互寰楀埌鐧�(f膩)鐢熸晠闅滄垨鍫辫鏅傜殑鏅傞悩鍜屾韩搴﹀€笺€侱2304PLP鍒濆鍖栫▼搴忓鍦�3鎵€绀�銆� [align=center] 鍦�3 D2304FLP鍒濆鍖栫▼搴忔祦绋嬪湒[/align] 銆€銆€鐐轰簡鍎�(y艒u)鍖栬粺浠惰ō(sh猫)瑷�锛屽吋椤ч枊鐧�(f膩)鏁堢巼鍜屼唬纰奸亱琛岄€熷害锛屽皪娓帶绋嬪簭涓竴浜涘鏅傛€ф垨閬嬬畻鑳藉姏瑕佹眰寰堥珮鐨勬ā濉婇噰鐢ㄥ尟绶ㄨ獮瑷€绶ㄧ▼锛屽鍙冩暩(sh霉)瀵︽檪鎺у埗銆佹诞榛炴暩(sh霉)閬嬬畻銆佹暩(sh霉)鎿�(j霉)閲囬泦銆佸偝鎰熷櫒鏍℃簴銆佸畾鏅傞’绀�銆丒EPROM瀛樺彇绛�锛屽悓鏅傛妸閫欎簺宓屽叆鍒癈绋嬪簭涓€茶铏曠悊銆傞嚌灏嶄竴鑸弮鏁�(sh霉)娓噺鍎€鏍℃簴鎿嶄綔绻佺懀鐨勭己闄凤紝閲囩敤AT24C02涓茶EEPROM锛岀法鍒朵簡鍙冩暩(sh霉)鏍℃簴妯″锛屾棦鍙伩鍏嶆瘡娆￠枊姗熸牎婧�锛屽張鍙寜浣跨敤鎯呮硜閫茶鑷嫊妯欏畾銆佹牎婧�锛屾彁楂樹簡鍎€鍣ㄧ殑娓噺绮惧害鍜屽煼(zh铆)琛岀殑婧栫⒑鎬с€� 銆€銆€3.3閫氫俊鎺ュ彛杌熶欢瑷�(sh猫)瑷� 銆€銆€Profibus-DP鎺ュ彛妯″鐨勮粺浠惰ō(sh猫)瑷堜富瑕佸寘鎷�3鍊嬮儴鍒嗭細LPC932A1鐨凷APs绶╁瓨鍒濆鍖�銆佽垏涓荤珯閫氫俊鐨勪富绋嬪簭锛堣鍦�4锛�銆丩PC2114鑸嘗PC932A1鐨凷PI閫氫俊銆� [align=center] 鍦�4 鑸囦富绔欓€氫俊鐨勪富绋嬪簭娴佺▼鍦朳/align] 銆€銆€LPC932A1宓屽叆浜嗚兘妯℃摤绨″柈Profibus-DP鐝�(xi脿n)鍫寸附绶氬崝(xi茅)璀扮殑绋嬪簭銆侺PC932A1鐨勫垵濮嬪寲鍖呮嫭锛氳ō(sh猫)缃鍚圥rofibus-DP閫氫俊鍗�(xi茅)璀拌姹傜殑UART涓柗鍜屽偝杓�?sh霉)鐗熴剬鑺堝墿顑疧(sh猫)缃甋PI閫氫俊锛岃ō(sh猫)缃鍏�?y煤n)顣�?sh霉)绶╁瓨鍗€(q奴)銆佽ê鏂风珐瀛樺崁(q奴)銆佸湴鍧€绶╁瓨鍗€(q奴)浠ュ強浜ゆ彌鏁�(sh霉)鎿�(j霉)绶╁瓨鍗€(q奴)銆� 銆€銆€LPC932A1鑸嘝rofibus-DP涓荤珯鐨勯€氫俊鐧�(f膩)鐢熷湪寰炵珯闁嬪鎺ユ敹涓荤珯鐧�(f膩)閫佺殑鍫辨枃鍓�锛岄€氶亷闊挎噳UART涓柗渚嗘帴鏀跺牨鏂�銆傜劧鍚庡垽鏂锋墍鎺ユ敹鍒扮殑鍫辨枃鏄惁鐐虹櫦(f膩)閫佺郸鏈珯鐨勫牨鏂�锛屽鏋滀笉鏄氨绲�(ji茅)鏉熶腑鏂�锛岀瓑寰呬笅涓€鍊嬪牨鏂�銆傚鏋滄槸锛屽墖鍒ゆ柗鏄惁瑕佹敼璁婃湰绔欏湴鍧€锛屽鏋滀笉瑕佹敼锛屽氨浠PI閫氫俊鏂瑰紡鑸嘗PC2114閫茶鏁�(sh霉)鎿�(j霉)鍌宠几銆傛渶鍚庢妸缍�(j墨ng)閬庤檿鐞嗗悗鐨勭鍚圥rofibus-DP鍗�(xi茅)璀板牨鏂囩櫦(f膩)閫佺郸涓荤珯锛岀櫦(f膩)閫佹垚鍔熷悗灏辩瓑寰呬笅涓€鍊嬪惊鐠�(hu谩n)鐨勫埌渚�銆� 銆€銆€LPC932A1鑸嘗PC2114浠PI鐨勬柟寮忛€茶閫氫俊銆侺PC2114闊挎噳SPI涓柗锛屽苟闁嬪鎺ユ敹LPC932A1鐧�(f膩)閫侀亷渚嗙殑缍�(j墨ng)鍗�(xi茅)璀拌綁(zhu菐n)鎻涜檿鐞嗙殑鍫辨枃銆傜敱浜嶭PC2114鎵€鎺ユ敹鍒扮殑鍫辨枃鏍煎紡鏈冪浉灏嶇啊鍠�锛屾墍浠ヤ笉闇€瑕佸崰鐢↙PC2114閬庡鐨勮硣婧愩€傝娉ㄦ剰鐨勬槸锛屽湪SPI閫氫俊鏂瑰紡涓紝LPC932A1鎳夎ō(sh猫)缃偤涓�锛孡PC2114瑷�(sh猫)缃偤寰�銆� 4 绲�(ji茅)鏉熻獮 銆€銆€鏈枃寰為枊鐧�(f膩)鐨勮搴﹂棥杩颁簡涓€绋柊鍨嬬殑鏅鸿兘鏂疯矾鍣ㄥ鍙冩暩(sh霉)閲囬泦绯荤当(t菕ng)瑷�(sh猫)瑷�銆傞噰鐢↙PC932A1鍜孡PC2114鍏╁寰檿鐞嗚姱鐗囩祫鎴愮殑鍏锋湁Profibus-DP閫氫俊鍔熻兘鐨勬櫤鑳戒綆澹撴柗璺櫒鎺у埗鍣紝鍏锋湁鑷韩鐨勫劒(y艒u)榛�锛屽彲浠ユ湁鏁堝湴鏀瑰杽鎺у埗瀵︽檪鎬�銆傚湪宸ユキ(y猫)銆佸缓绛戝強鍩虹(ch菙)闋呯洰鐨勫缓瑷�(sh猫)涓�锛屽叿鏈夐€氳▕鍔熻兘鐨勬柊涓€浠ｆ柗璺櫒锛屽湪鍒濆鍖栧弮鏁�(sh霉)銆佺祫鎱�(t脿i)銆佽ê鏂�銆佹脯瑭︺€佺董璀峰強鑳介噺绠＄悊鏂归潰鎵撻枊浜嗗叏鏂扮殑鎳夌敤绌洪枔銆� 銆€銆€鏈枃浣滆€呭壍(chu脿ng)鏂伴粸锛�1.鍒╃敤PROFIBUS-DP鐨勭附绶氱恫(w菐ng)绲�(lu貌)渚嗘帶鍒舵櫤鑳芥柗璺櫒锛岄伕鐢ㄤ簡51鍠墖姗烲PC932A1渚嗗鐝�(xi脿n)Profibus绺界窔閫氫俊;2.鏅鸿兘鏂疯矾鍣ㄧ殑寰檿鐞嗗櫒閲囩敤鐨勬槸鍏锋湁ISP鍜孖AP鍔熻兘鐨凩PC2114寰檿鐞嗗櫒锛屽畠鍏锋湁楂橀€熷鎺ュ彛鐨勭壒榛�锛屽彧瑕佺敤杌熶欢绮惧績瑷�(sh猫)瑷堝氨鍙互浠ユ渶灏戠殑鍣ㄤ欢瀹屾垚鎵€瑕佹眰鐨勬€ц兘;3.瑭叉脯鎺х郴绲�(t菕ng)閲囩敤浜嗛珮绮惧害銆佸叿鏈夋韩搴﹁鍎熷姛鑳界殑瀵︽檪鏅傞悩鑺墖SD2304FLP渚嗗鐝�(xi脿n)婧害妾㈡脯鍜屽鏅傛檪閻�;4.閲囩敤鍏堥€茬殑闋荤巼鑷仼鎳夊悓姝ュ揩閫熶氦娴侀噰妯ｇ畻娉�銆� 鍙冭€冩枃鐛� 銆€銆€[1] 闄芥啿鎯�.鐝�(xi脿n)鍫寸附绶氭妧琛�(sh霉)鍙婂叾鎳夌敤[M]. 娓呰彲澶у鍑虹増绀撅紝1998 銆€銆€[2] 閲戝崌绂�.钀兘寮忔柗璺櫒鏅鸿兘鎺у埗鍣ㄧ爺绌禰J].鑿澅鑸硅埗宸ユキ(y猫)瀛搁櫌瀛稿牨锛�2003锛�17锛�5锛夛細75锝�79 銆€銆€[3] 寮靛織宄�锛岀帇鍫�.鐝�(xi脿n)鍫寸附绶歅ROFIBUS-DP涓诲緸绔欓€氫俊鎺㈣◣[J]. 寰▓绠楁淇℃伅锛�2004锛�20锛�7锛夛細7锝�8锛�60 銆€銆€[4] 榛冭患绋�.鍩轰簬Profibus鐨勬櫤鑳藉緸绔欑殑鎳夌敤 [J].鍎€鍣ㄥ剙琛ㄦ婧栧寲鑸囪▓閲�锛�2004锛岋紙4锛夛細22锝�25 銆€銆€[5] 鍛ㄤ緱.鍩轰簬Profibus-DP寰炶ō(sh猫)鍌欓枊鐧�(f膩)鐨勫崝(xi茅)璀板垎鏋愯垏杌熶欢瑷�(sh猫)瑷� [J]. 淇℃伅鑸囨帶鍒�锛�2005锛�31锛�1锛夛細115锝�118