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在STM32F429IGTx设备上使用硬件i2c驱动程序师遇到以下几个问题: 语法错误:drv_hard_i2c.c 行67、68中i2c_handle未正常替换过来,估计是上个版本对变量重命名后因为宏定义忽略了此处修改; 语法错误:drv_hard_i2c.c 行326中缺少一个"}"导致编译出错; 初始化i2c设备过程中对双地址选项进行设置时(i2c_handle->Init.OwnAddress2Masks = I2C_OA2_NOMASK),STM32F4系列SOC没有这个配置定义,于是我直接将双地址模式关闭了(i2c_handle->Init.DualAddressMode = I2C_DUALADDRESS_DISABLE); 初始化i2c设备(DMA方式)过程中发现i2c_hard_config.h文件中未定义DMA通道配置; 主要补丁如下: 修复硬件i2c驱动代码中语法错误(drv_hard_i2c.c行67、68、326); 关闭默认i2c双地址模式(drv_hard_i2c.c行75:I2C_DUALADDRESS_DISABLE); 添加硬件i2c驱动配置文件DMA相关配置项,增加对SOC_SERIES_STM32F2、SOC_SERIES_STM32F4、SOC_SERIES_STM32F7系列芯片配置DMA_CHANNEL的适配
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