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用F28335 XINTF 与其他芯片交换数据,发现XINTF时钟太快,有办法改慢点么
XintfRegs.XINTCNF2.bit.XTIMCLK = 1;
// No write buffering
XintfRegs.XINTCNF2.bit.WRBUFF = 0;
// XCLKOUT is enabled
XintfRegs.XINTCNF2.bit.CLKOFF = 0;
// XCLKOUT = XTIMCLK/2
XintfRegs.XINTCNF2.bit.CLKMODE = 1;
希望能用到 XTIMCLK = 1/4 SYSCLKOUT
补充:XintfRegs.XTIMING0.bit.XWRLEAD = 3;
XintfRegs.XTIMING0.bit.XWRACTIVE = 7;
XintfRegs.XTIMING0.bit.XWRTRAIL = 3;
// Zone read timing
XintfRegs.XTIMING0.bit.XRDLEAD = 3;
XintfRegs.XTIMING0.bit.XRDACTIVE = 7;
XintfRegs.XTIMING0.bit.XRDTRAIL = 3;
将这些配置设为最大,仍然无法解决
1. 请阅读TI F28335 XINTF的User Guide。
2. 请根据上述User Guide中的第2.2章节 XINTF Clock, Figure 3 进行XINTF时钟的配置。