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pic16f873a SPI問題請教
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初級會員
 
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小弟最近在練習SPI
當要把資料傳輸出去時不是要先把你要傳的值 放到SSPBUF裡面嗎?? 可是我要丟資料時SSPBUF永遠都是0...不論我丟多少的值都是 後來我照使用手冊的寫法 先讀SSPBUFF的資料再丟一個值進去 還是無法寫入SSPBUF暫存器... 請問這是哪邊的問題啊??
發表於: 2007/3/27 9:07
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