// Convenience
#define printHex(hex) printHex_op(hex, 1)
+#define printHex32(hex) printHex_op(hex, 1)
void printHex_op( uint32_t in, uint8_t op );
#else
#define uart_serial_write(buf,size)
#define uart_serial_setup()
#define printHex(hex)
+#define printHex32(hex)
#define printHex_op(in,op)
#endif