HaaS EDU K1设备资源之 IIC-白红宇

HaaS EDU K1设备资源之 IIC

阅读量：118 次

发布时间：2019-02-26

本文共 958 字，大约阅读时间需要 3 分钟。

IIC??????PHILIPS??????????????????????????????????????SDA????SCL?????????????????400kbps???

IIC?????????????????????????????????????

?????SCL????????????SDA???????????????????????

?????SCL??????????????SDA?????????????????????

????????????8????????????????????????????????????????????????????????

HaaS1000??????I2C?????????????????1.4Mbps???I2C??????????GPIO???????

HAL???AliOS Things???MCU?????????????????include/aos/hal?????????platform/mcu/haas1000/hal/?

HAL??????API?

hal_i2c_init??????I2C???

hal_i2c_master_send???????????????

hal_i2c_master_recv???????????????

hal_i2c_slave_send????????????????

hal_i2c_slave_recv????????????????

hal_i2c_mem_write?????????????

hal_i2c_mem_read?????????????

hal_i2c_finalize?????I2C???

I2C???????

I2C_MODE_MASTER????

I2C_MODE_SLAVE?????

I2C_MEM_ADDR_SIZE_8BIT?8???

I2C_MEM_ADDR_SIZE_16BIT?16???

I2C_BUS_BIT_RATES_100K?400K?3400K?????

I2C_HAL_ADDRESS_WIDTH_7BIT?10BIT?????

HaaS EDU K1????I2C1?GPIO_P0_2?GPIO_P0_3??????

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