I2C_BUFFER_LENGTH
memset(buf, 0, I2C_BUFFER_LENGTH);
I2C_BUFFER_LENGTH,
memset(buf, 0, I2C_BUFFER_LENGTH);
I2C_BUFFER_LENGTH,
memset(buf, 0, I2C_BUFFER_LENGTH);
0x04, 0x40, 0x1400, 0, buf, I2C_BUFFER_LENGTH,