引用: dahairenlyy 发表于 2019-5-17 12:26
我都试了好多人写的模拟SPI的读1247的代码,都不行。从时序上都可以,就是读不出来。
引用: cdiwqjelidqd 发表于 2019-5-17 12:46
datasheet上说After power-up, additional eight SPI clock pulses. The time from the216 system clocks are required before communication write operation into the MUX0 register to the next may be started,不知道有没有注意到?
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