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PIC16F73 I2C執行一段時間中斷無法產生問題
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新會員
 
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Hi 大家好:
我使用PIC16F73於100khz的I2C通訊,大約run 10分鐘後,其mcu會一直回non-ack,還有另一情況會scl stakk low,我用輸出角觀察其I2C中斷,結果程式沒有進入I2C中斷,請問高手是何原因造成這現象? (1)有哪幾種情形程式會造成I2C中斷無法發生(其I2C中斷有致能) (2)有哪幾種情形週邊硬體會造成I2C中斷無法發生 麻煩高手提供此問題的可能原因, 謝謝,感激不盡 Peter Wen
發表於: 2006/6/2 21:26
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