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@@ -20,8 +20,12 @@ log.info("testSpiFlash.init",result)
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sys.taskInit(function ()
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sys.wait(5000)
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while true do
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- local command = string.fromHex("1D06bc000000")
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- log.info("testSpiFlash.readFlashID",spi.send_recv(spi.SPI_1,command):toHex())--收发读写
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+ local command = string.fromHex("1D0740000000")
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+ local ret = spi.send_recv(spi.SPI_1,command):toHex()
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+ log.info("testSpiFlash.readFlashID",ret)--收发读写 & string.fromHex("000000FFFFFF")
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+ local lastFourChars = string.sub(ret, -4) -- 从倒数第四个字符到末尾
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+ log.info("提取结果", lastFourChars) -- 输出: 1D0F
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+
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sys.wait(2000)
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end
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spi.close(spi.SPI_1)
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