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3 Anonymous Users
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Re: I2C BUS 掛了
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高級會員
 
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我i2c slave 完成嚕!沒想到完成I2C SLAVE這麼難!!
發表於: 2007/5/28 11:36
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Re: I2C BUS 掛了
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高級會員
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請問版主,
若SLAVE要丟DATA給MASTER在每次SLAVE STUFF UP SSPBUF暫存器後都要加CKP=1嗎? 謝謝
發表於: 2007/5/25 14:53
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Re: I2C BUS 掛了
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版主
 
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發表於: 2007/5/25 14:23
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I2C BUS 掛了
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高級會員
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Dear all,
我實現master(pic16f877)對slave(pic16f883)的寫入，但現在想實現master讀取slave。 當master 丟出 start bit ->(address+1)，slave也回應ack後SCL、SDA就被拉LOW了。 為什麼，SLAVE都還沒丟出DATA出來I2C BUS的SCL、SDA就永遠被拉LOW呢? Thanks very much!
發表於: 2007/5/25 13:55
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