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@@ -0,0 +1,29 @@
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+-- 添加i2c.writeReg的使用方法，添加at24cxxx EEPROM 的demo
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+-- LuaTools需要PROJECT和VERSION这两个信息
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+PROJECT = "i2c 24c02 demo"
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+VERSION = "1.0.0"
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+-- sys库是标配
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+sys = require("sys")
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+
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+--1010 000x
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+--7bit地址，不包含最后一位读写位
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+local addr = 0x50
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+-- 按照实际芯片更改编号哦
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+local i2cid = 0
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+
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+sys.taskInit(function()
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+ log.info("i2c initial",i2c.setup(i2cid))
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+ while true do
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+ i2c.writeReg(i2cid, addr, 0x01, "abcd1234")
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+ sys.wait(100)
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+ local data = i2c.readReg(i2cid, addr, 0x01, 8)
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+ log.info("i2c", "data2",data:toHex(),data)
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+ sys.wait(1000)
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+ end
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+
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+end)
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+
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+-- 用户代码已结束---------------------------------------------
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+-- 结尾总是这一句
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+sys.run()
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+-- sys.run()之后后面不要加任何语句!!!!!
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wanglong