Make the two keyboard halves communicate with each other via I2C.

right/main.c

@@ -1,7 +1,9 @@
+#include "fsl_i2c.h"
 #include "include/board/clock_config.h"
 #include "include/board/board.h"
 #include "include/board/pin_mux.h"
 #include "usb_composite_device.h"
+#include "main.h"
 
 void main(void)
 {
@@ -9,8 +11,14 @@ void main(void)
     BOARD_BootClockHSRUN();
     BOARD_InitDebugConsole();
 
-    USB_DeviceApplicationInit();
+    i2c_master_config_t masterConfig;
+    uint32_t sourceClock;
+    I2C_MasterGetDefaultConfig(&masterConfig);
+    masterConfig.baudRate_Bps = I2C_BAUD_RATE;
+    sourceClock = CLOCK_GetFreq(I2C_MASTER_CLK_SRC);
+    I2C_MasterInit(EXAMPLE_I2C_MASTER_BASEADDR, &masterConfig, sourceClock);
 
-    while (1) {
-    }
+    InitUsb();
+
+    while (1);
 }