Diff: main.cpp

Revision:

0:3a667e95c355

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Mar 01 10:36:21 2019 +0000
@@ -0,0 +1,57 @@
+#include "mbed.h"
+ #include "MFRC522.h"
+
+ //KL25Z Pins for MFRC522 SPI interface
+ #define SPI_MOSI    p5
+ #define SPI_MISO    p6
+ #define SPI_SCLK    p7
+ #define SPI_CS      p21
+ DigitalOut LedRed   (LED1);
+ DigitalOut LedGreen (LED2);
+  #define MF_RESET    p8
+ //#define UART_RX     p27
+//#define UART_TX     p28
+
+ //Serial     DebugUART(UART_TX, UART_RX);
+ MFRC522    RfChip   (SPI_MOSI, SPI_MISO, SPI_SCLK, SPI_CS, MF_RESET);
+
+ int main(void) {
+   // Set debug UART speed
+   //DebugUART.baud(115200);
+
+   // Init. RC522 Chip
+   RfChip.PCD_Init();
+
+   while (true) {
+     LedRed   = 1;
+     LedGreen = 1;
+
+     // Look for new cards
+     if ( ! RfChip.PICC_IsNewCardPresent())
+     {
+       wait_ms(500);
+       continue;
+       
+     }
+     LedRed   = 0;
+
+     // Select one of the cards
+     if ( ! RfChip.PICC_ReadCardSerial())
+     {
+       wait_ms(500);
+       continue;
+      
+     }
+     LedRed   = 1;
+     LedGreen = 0;
+
+     // Print Card UID
+     printf("Card UID: ");
+     for (uint8_t i = 0; i < RfChip.uid.size; i++)
+     {
+       printf(" %X", RfChip.uid.uidByte[i]);
+     }
+     printf("\n\r");
+
+   }
+ }
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