鎽樿锛�閲濆皪婧鍏�(n猫i)杈�(n贸ng)钘ュ櫞鐏戜綔妤�(y猫)鑷嫊鍖栫殑闇€姹�锛岃ō(sh猫)瑷堜簡涓€绋浕纾佽獦灏�(d菐o)寮忚静(n贸ng)鐢ㄥ櫞闇ф(j墨)鍣ㄤ汉璺緫灏�(d菐o)鑸郴绲�(t菕ng)锛庨噰鐢ㄦ暩(sh霉)瀛楁尝褰㈠悎鎴愭妧琛�(sh霉)瑷�(sh猫)瑷堝(sh铆)鐝�(xi脿n)浜嗗熀浜嶢RM7鍠墖姗�(j墨)鐨勪俊铏熺櫦(f膩)鐢熷櫒绯荤当(t菕ng)锛庣爺鍒朵簡姗�(j墨)鍣ㄤ汉浣嶇疆妾㈡脯鍌虫劅鍣ㄥ拰浠ラ湇鐖捐姱鐗囩偤鏍稿績鐨勭妯�(bi膩o)蹇楁娓偝鎰熷櫒锛庡埄鐢ㄤ俊铏熺櫦(f膩)鐢熷櫒鍜屽偝鎰熷櫒鎴愬姛瀵�(sh铆)鐝�(xi脿n)浜嗗櫞闇ф(j墨)鍣ㄤ汉鐨勫皫(d菐o)鑸帶鍒讹紟 闂�(gu膩n)閸佃锛�姗�(j墨)鍣ㄤ汉锛涘皫(d菐o)鑸郴绲�(t菕ng)锛涘櫞闇� Abstract锛�In order to satisfy the need for automatically spraying pesticide in greenhouse锛宎 path navigation system for electromagnetic guided spraying robots is designed锛嶢 signal generator based on ARM7 MCU锛圡icro Controller Unit锛塱s developed with digital waveform synthesis technology锛嶵he position detection sensor and ferromagnetic detection sensor based on Hall chip are developed锛嶳obot navigation control is implemented with the presented signal generator and sensors锛� Keywords锛�robot锛沶avigation system锛泂praying 1 寮曡█锛圛ntroduction锛� 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