microSD Click Board

Code examples for the microSD Click Board™, written for MikroElektronika hardware and compilers are available on Libstock.

CODE SNIPPET

The following code snippet shows part of the code that is responsible for the microSD Click Board™ initialization.

01 void main() {
02   const char   FILL_CHAR = 'm';
03   unsigned int i, SectorNo;
04   char         mmc_error;
05   bit          data_ok;
06 
07  ANCON0 = 0;                      // Configure ports as digital I/O
08   ANCON1 = 0;
09   ANCON2 = 0;
10 
11  Mmc_Card_Detect_Direction = 1;   // Set card detection pin to be input
12 
13  UART1_Init(19200);               // Initialize UART1 module
14   Delay_ms(10);
15   UART1_Write_Line("Insert microSD Card");
16 
17  while(Mmc_Card_Detect)           // Loop until card is detected
18     ;
19 
20  Delay_ms(500);
21 
22  UART1_Write_Line("microSD Card inserted");  // microSD Card present report
23 
24  // Initialize SPI1 module
25   SPI1_Init_Advanced(_SPI_MASTER_OSC_DIV4, _SPI_DATA_SAMPLE_MIDDLE, _SPI_CLK_IDLE_LOW, _SPI_LOW_2_HIGH);
26 
27  // Initialize MMC card
28   mmc_error = Mmc_Init();
29   if(mmc_error == 0)
30     UART1_Write_Line("MMC Init-OK");    // If MMC present report
31   else
32     UART1_Write_Line("MMC Init-error"); // If error report