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【求助】请教一个IIC的问题... 版主给点力啊

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【求助】请教一个IIC的问题... 版主给点力啊

‎06-15-2016 11:23 AM
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by free_soul on Thu Dec 06 01:49:01 CST 2012
用两片LPC11U14 一个做IIC主机，一个做IIC从机。就是把两个SCL SDA对接，用到官方的例程。求调通的关键 ，要改哪些 ，地址我改过了。求破啊
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‎06-15-2016 11:23 AM
529 Views
lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by G1 on Thu Dec 06 02:52:09 CST 2012
还是接一下上拉吧。万一不小心IO的上拉也忘记了使能，那就悲剧了。
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‎06-15-2016 11:23 AM
529 Views
lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by free_soul on Thu Dec 06 02:41:39 CST 2012
两片对接 要不要加上拉电阻
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