The read and write commands of microSD and SD card should be the same, right? I have a problem using SPI to operate microSD card.The above is the application circuit.Now if I do not pull up MISO and M
I2c has such an error: ERROR: IIC_Write: send slave address fail! The driver code for that write is as follows: DWORD IIC_Write(DWORD Handle, LPCVOID pBuffer, DWORD dwNumBytes) { UINT32 count, ret; uc
I want to send the data 00 11 22 33 44 55 66 77 88 99 11 22 33 44 55 through the serial port. Sometimes it is received normally, but sometimes it is treated as two frames. For example, when using the