/* Reads the hardware revision of the IO expander.  */
uint8_t BOARD_picGetHwRevision(void)
/* Reads the hardware revision of the IO expander.  */
uint8_t BOARD_picGetHwRevision(void)
{
   uint8_t rev;
   BOARD_picReadReg( BOARD_PIC_REG_BOARD_REV, &rev );
   return rev;
}