WebOct 28, 2024 · hal_i2c_mem_write是一种用于向I2C设备写入数据的函数。它可以在指定的I2C地址和寄存器地址处写入指定长度的数据。该函数需要传入I2C总线句柄、设备地址 … WebJul 7, 2016 · What you want to do is to read a register, so don't use HAL_I2C_Master_Receive or HAL_I2C_Master_Transmit, but HAL_I2C_Mem_Read or …
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WebDec 23, 2016 · 1. 먼저 MXCUBE를 이용하여 I2C통신 환경을 설정합니다. 가. Pinout을 잡고. 나. Configuration탭에서 I2C 버튼을 눌러 DMA세팅을 하는데 Add버튼으로 I2C RX 및 TX 채널에대해 아래와 같이 추가해 줍니다. 또한 I2C 파라메터도 설정해 줍니다. AT24C02의 I2C속도가 400Khz를 지원해 ... WebNov 11, 2024 · 2. According to the MPU6050 datasheet, the 16-bit values for acceleration and gyroscope are returned in the signed 2's complement form (it detects acceleration values in the range +-g). As you are receiving signed data in the unsigned variables, the result is not what you expect. Therefore, replace all uint16_t datatypes with int16_t. ray charles rap song
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WebHAL_I2C_Mem_Write(&hi2c1, (0b1010000 << 1), 0x00, I2C_MEMADD_SIZE_8BIT, &a, I2C_MEMADD_SIZE_8BIT, 1000); Reading from a specific 'random' address, rather than sequentially appears to be more difficult, as the FRAM requires the first part of a write sequence (so FRAMs slave address 1010, then the memory page in the next 3 bits, … WebNov 1, 2024 · 积分. 传说中的管理员. 积分. 166249. 发消息. 发表于 2024-11-1 10:37:14 显示全部楼层. 从函数形参来看是有区别的. HAL_I2C_Master_Transmit函数是一般的I2C主设备发送函数. HAL_I2C_Mem_Write是在从设备指定位置上进行内存写操作. http://www.iotword.com/8477.html simple severance agreement template