tag:blogger.com,1999:blog-6981435050216100017.post2911965542568307392..comments2023-02-16T19:56:53.855+08:00Comments on MCU diy: Nokia5110的點陣液晶,SPI實驗 (1/2)Georgehttp://www.blogger.com/profile/14430974373957644147noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6981435050216100017.post-34374013386436577582011-07-05T12:03:18.592+08:002011-07-05T12:03:18.592+08:00Hi Spencer,
首先,硬體部分將兩MCU SPI PIN互接.
MOSI<->...Hi Spencer,<br />首先,硬體部分將兩MCU SPI PIN互接. <br />MOSI<->MOSI<br />MISO<->MISO<br />SCLK<->SCLK<br />CS<->CS<br /><br />因為你說LPC1114去讀另一個MCU,所以我先假設 LPC1114為 SPI Master. 另外一個 MCU 為 SPU Slave.<br /><br />再來很重要的是 software的部分.<br />SPI 設定需要相對應.(clock速度, frame (data)size, CPOL, CPHA)<br /><br />接著,可能要看你的狀況決定接下去怎麼做?<br /><br />想請問 要被讀的那端 MCU 是已經被寫好了,定義好 SPI 上的 data format了嗎?<br /><br />~ MCU diy ~Georgehttps://www.blogger.com/profile/14430974373957644147noreply@blogger.comtag:blogger.com,1999:blog-6981435050216100017.post-32247928236951900572011-07-05T08:28:39.430+08:002011-07-05T08:28:39.430+08:00請問如何用LPC1114透過SPI介面去讀取另一顆MCU?請問如何用LPC1114透過SPI介面去讀取另一顆MCU?Spencerhttps://www.blogger.com/profile/01886566678828268201noreply@blogger.com